Geology

1 . ALBAT H  M   The Proterozoic Granulit Facies Terraine around Kliprand, Namaqualand Metamorphic Complex

Published thesis on specialized geology of a section of Bushmanland.. 381 pp with bw illustrations dwgs, diags and maps, two large maps in pocket at back. Mint condition. Dept of Geology UCT 1984 1st ed. #167     

 

2 . BAIN  T   Notes on the Geology of the Western Districts

An article which touches on Namaqualand geology as well as the Western Cape.. pp171-179. Good condition. Cape Monthly Magazine  1877. #231     

 

3 . BLUE BOOK   Report of Commissioners appointed to enquire into the Mineral Resources of Namaqualand.. G11-1905

This was at a time when the Government considered the advisability of taking over the Port Nolloth to O’okiep Railway Line. 20 pp with fold-out map. Good condition in slightly faded original covers. Government Printers 1905. #30      

 

4 . BOTHA  B  J  V  ed   Namaqualand Metamorphic Complex

A documentation of the multidisciplinary investigation of parts of the Namaqualand geotraverse.. 198 pp with numerous dwgs, diags and maps, one in pocket at rear.. Mint condition in hardcover with dw.. Geological Society of S Africa 1983 1st ed. #342     

 

5 . BOTHA  B  J  V & GERINGER  G  J   The Quartz Porphyry-Granite Relation in Rocks of the Koras Formation West of Upington in the Gordonia District

Describes the resemblance between Blauwbosch granite and the volcanic rock of the Koras formation.. pp 58-60 with map and diags (153). Good condition A4 size in wraps. Transactions fo the Geological Society of SA Vol 79 part 1 1976. #464     

 

6 . BOWLES  M   Tungsten Mineralisation in the Namaqualand-Bushmanland Region, NW Cape, S Africa

A description of the numerous tungsten deposits of the region, their geological setting, classification as well as historical and possible  future economic significance.. 75 pp with bw illustrations, diags and maps, some fold-out. Very good condition in softcover, A4 size. Memoir 74, Geological Survey 1988. #556     

 

7 . BRINK  W  C,  SWART  B & VAN ZYL  P  J   1) Geology, structure and petrology of the Nuwerus area, Cape Province 2) Morphological aspects of the Bokkeveld Series at Wuppertal 3) The complex dioritic stocks west of the Malmesbury Paardeberg granite pluton.

Several contributions on the geology of the Cedarberg, Namaqualand and the Western Cape, among others.. 97-224 pp, 413-507 pp with fold-out maps and diags.. Good condition in wraps. Annals of Stellenbosch University Vol XXVI 1950. #389     

 

8 . BÜHRMANN  H  T   The Geology of the Lower Kobe Valley, Vanrhynsdorp District

An investigation of the geologically complex intermixture of tillites and glacial sediments with Table Mountain sandstone, as well as an in-depth investigation of a supposed ‘volcanic neck’.. 103 pp with bw photos, diags and maps, one of which folding at back. Very good condition in hardcover. Universiyt of Stellenbosch 1969 1st ed. #810     

 

9 . COETZEE  C  B   A metamorphosed Bauxite in Namaqualand

Mineral occurrence of possible economic significance in Namaqualand among other contributions.. pp 200-209 with diags. Good condition in wraps. Transactions of the Royal Society of South Africa Vol XXVIII part 3 1940. #370     

 

10 . COETZEE  C  B   Metamorphosed Sediments from the Goodhouse Pella Area, Namaqualand.

Specialist geological paper on formations in the region, with economic potential.. 92-112 pp with bw illustrations. Very good condition in wraps. Transactions of the Royal Society of South Africa Vol XXIX part II 1942. #381     

 

11 . COETZEE  C  B   Manganiferous Iron Ore, Hematite, Barite and Sillimanite on Gams ( Portion 1) Namaqualand

An investigation into the deposits found on the Gamsberg, a relic of the Namaqualand Highland peneplain, some 50 km west of Pofadder, on the main road to Springbok. At the time of the investigation, the deposit being mined to a sporadically as it was too remote to be economically viable.. 29 pp with bw illustrations and fold-out map. Very good condition in wraps. Bulletin 28, Geological Survey 1958. #559     

 

12 . COLE  D  I & ROBERTS  D  L   Lignite Potential of the Western Coast, Western Cape Province, South Africa

An investigation in the Cenozoic deposits of the Sandveld group, dating mostly from Miocene period, which contain significant amounts of Lignite. 50 pp with bw illustrations, diags and maps. Very good condition in A4 softcover. Councilfor Geoscience 2000. #712     

 

13 . COLLISTON  W  P & SCHOCH  A  E   Tectonostratigraphic features along the Orange River in the western part of the Mesoproterozoic Namaqua Mobile Belt

A paper on mid-crustal features during the compressional tectonics in the Mesoproterozoic in the Pofadder-Vioolsdrift region along the Orange. pp 91-100 with three loose folding maps, bw photo and map. Very good in wraps. S A Journal of Geology Vol 101 no 2 1998. #746     

 

14 . DE DECKER  R  H   The Geological Setting of Diamondiferous Deposits on the Inner Shelf Between the Orange River and Wreck Point, Namaqualand

A report on the bedrock morphology of the shelf, covering the area of the Orange River delta, as well as the region south of it. The conclusion reached is that the marine deposits have been eroded out and redeposited with a northward trend from the original location on marine terraces, and that the diamond deposits have been cocnentrated  in gullies, potholes and fluvial channels.. 99 pp with diags and numerous fold-out maps. Very good condition in softcover, A4 size. Bulletin 86 Geological Survey 1987. #555     

 

15 . DE JAGER  D  H   Sillimanite in Namaqualand: Review of Reserves and Report on some Low-grade Deposits

As the economic life of the known deposits is drawing to a close, the investigation has shifted to lower grade deposits in the Steinkopf, Witbank, and the Kenhardt district.. 42 pp with diags and maps, one fold-out map. Good condition in wraps. Bulletin 40, Geological Survey 1963. #561     

 

16 . DE JAGER  D  H & VON BACKSTROEM  J  W   The Sillimanite Deposits in Namaqualand near Pofadder

An evaluation of a number of sillimanite occurrences, from Swartkops near Pella, to Gamsberg in the SW and Hotson and Koenabib in the West.. 49 pp with colour frontis, bw plates and fold-out map. Good condition in wraps. Bulletin 33 Geological Survey 1961. #560     

 

17 . DE LA CRUZ  M  A & DU PLESSIS  A   The Geology of Saldanha Bay

Sedimentological and geophysical surveys of the bay.. 45 pp with dwgs. Good condition in wraps. Geological Survey Bulletin 70 1981. #385     

 

18 . DE VILLIERS  J & SOEHNGE  P  J   Geology of the Richtersveld

Results of a mammoth three-year detailed geological mapping task, which was completed in 1945. Although no new major finds of economically viable deposits have been found, it has remained one of the standard works on the region.. 295 pp with bw illustrations and maps. photocopy. Geological Survey Memoir 48 1959. #260     

 

19 . DEPARTMENT OF MINES   Report of the Inter-departmental committe on Tiger’s Eye and related Varieties

A paper on the unregulated mining of this semi-precious stone in the NW Cape.. 38 pp with diags and fold-out map. Good condition, ex ibrary copy. Dept of Mines 1968. #204     

 

20 . DU TOIT  A  L   Report on the Phosphates of Saldanha Bay

Origins,petrology and chemical composition of the phosphate deposits found in several places around the lagoon. 38 pp with twofold-out maps. Good condition in wraps. Geological Survey Memoir 10 1917. #711     

 

21 . FRICK  C & COETZEE  C  B 2) TANKARD  A  J   1) Mineralogy and Petrology of the Sillimanite Deposits west of Pofadder, Namaqualand  2) Chemical Composition of the Phosphorites from the Langebaanweg-Saldanha Area, Cape Province

Two contributions to the economic geology, the first on the Pella East and West mines, the other on the phosphorites from the Varswater formation in the West Coast region – also the source of huge fossil deposits.. pp169-190 with bw illustrations and diags. Good condition in wraps. Transactions of the Geological Society of SA Vol 77 part 2 1974. #741     

 

22 . FRICK  C & WHEELOCK  G   Evidence for a Sedimentary Origin of the Pink Gneisses of the Kokerberg Formation, Korannaland

The black quartzites included in these gneisses seems to indicate that they are fossil sands, as found south of Kenhardt.. pp 81-86 with map and dwgs. Good condition in A4 sized wraps. Transactions of the Geological Society, Vol 86 part 2 1983. #466     

 

23 . GEVERS  T  W,  PARTRIDGE  F  C & JOUBERT  G  K   The Pegmatite Area South of the Orange River in Namaqualnad

An extensive survey of the region, based on two years of prospecting, with an investigation of the economic minerals in the pegmatites as well as metals in non-pegmatite formations.. 179 pp with bw plates and two fold-out maps. Very good condition in softcover. Memoir 31, Geological Survey 1937. #558     

 

24 . GEVERS  T  W,  PARTRIDGE  F  C & JOUBERT  G  K   The Pegmatite Area South of the Orange River in Namaqualnad

A separate map to accompany Memoir 31. Single folded map in sleeve. Very good condition in worn sleeve. Geological Survey 1937. #708     

 

25 . HARTNADY  C  J  H et la   Gariep Excursion – Geocongress 90

Programme and guidebook to a geological excursion up the West Coast and  along the Gariep Belt held during the Cape Town Geocongress in 1990.. 49 pp with bw illustrations and maps. Very good condition in wraps. Geological Society of SA 1990. #425     

 

26 . HARTNADY  C  J, NEWTON  A  R & THERON  J  N   The Stratigraphy and Structure of the Malmesbury Group in the Southwestern Cape

An investigation of the discrete occurrences of this group, from the Southwestern Cape to the Vanrhynsdorp area; the major dislocation zones are described, which make the proposal of a coherent stratigraphic model difficult.. pp 194-213 with maps and map in pocket. Mint condition in wraps. Reprint from Bulletin 15, Precambrian Research Unit UCT ca 1974. #544     

 

27 . HAUGHTON  S  H & HUMPHREY  W  A et al   1) Notes on the Occurrence of Diamonds near Port Nolloth 2) Changed Conditions in Namaqualand 3) Notes on the River Systems of West Gordonia 4) Notes on the Zaamenkomst Slab

Discovery of diamonds in Namaqualand; the geography of the Orange River  and Molopo valleys, as well as the spectacular slab of rock with a Bushman frieze of elands, found in West Griqualand. pp 217-232 & p 315 plus bw and two folding plates, one in colour. Good condition in wraps. Transactions of the Royal Society of SA, Vol XIV part 3 1927. #867     

 

28 . HENDEY  Q  B & GENTRY  A  W   A Review of the Geology and Palaeontology of the Plio/Pleistocene Deposits at Langebaanweg, CP

A discussion on latest geological findings of this rich fossil site. Contains an appendix on the bovidae of the deposits.. 75-117 pp with bw plates. Mint condition in wraps. Annals of the SA Museum  Vol 56 pt 2 1970. #434     

 

29 . HUGO  P  J   The Pegmatites of Kenhardt and Gordonia Districts, Cape Province

This survey was done on behalf of the Atomic Energy Board, who were in search of uranium.  English text with Afrikaans summary. 94 pp with numerous fold-out maps and (9) ten folding maps in pocket at back plus legend. Good condition in A4 softcover. Geological Survey Memoir 58 1970. #710     

 

30 . JACK  A  M   The Geology of Western Namaqualand

Investigation of an area extending from Hondeklip Bay on the coast to Garies inland, showing that the early supracrustal rocks have been intruded in several events by granites and were then overlain by the Stinkfontein and Nama Group sediments.. 173 pp with bw illustrations, diags and maps, two folding maps in pocket at back. Mint condition in hardcover. Bulletin 29, Precambrian Research Unit, UCT 1980. #550     

 

31 . JANSEN  H   The Geology of the Bitterfontein Area, Cape Province

An explanation of Sheet 253 ( Bitterfontein area) of the Geological Survey, in English with Afrikaans summary.. 97 pp with bw plates. Good condition in wraps. Geological Survey 1960. #398     

 

32 . JOUBERT  G  K   Tungsten Ores in South Africa with Special reference to Namaqualand and the Orange River

Specialist publication on economic mineral of some importance in the region.. 8 pp plus folding map. Good condition in wraps. Geological Survey 1941. #280     

 

33 . JOUBERT  P   Thirteenth Annual Report 1975

Some contributions on the progress made with the National Geodynamics Project, mainly in the Namaqualand Metamorphic Complex.. 143 pp with diags and maps. Very good condition in wraps. Dept of Geology UCT 1975. #706     

 

34 . KENT  L  E et al   Fluorspar in the Union of South Africa and South West Africa

Includes occurrences in the Richtersveld and Bushmanland. 69 pp with fold-out maps. Good condition in wraps. Geological Survey 1942 1st ed ?. #281     

 

35 . KROENER  A   The Gneiss-Sediment Relationships North-West of Vanrhynsdorp Cape Province

Published thesis on specialized geology of a section of Namaqualand.. 233 pp with diags, dwgs and maps in pocket. Mint condition in wraps. Dept Geology UCT 1968 1st ed. #166     

 

36 . KROENER  A   The Gariep Group – Part 1 – Late Precambrian Formations in the Western Richtersveld, N Cape Province

A detailed re-investigation of the stratigraphic sequence of the Gariep group of the study area, after which a model for the evolution is presented in terms of plate tectonics.. 115 pp with bw illustrations and dwgs, colour map in pocket. Mint condition in hardcover. Bulletin 13, Precambrian Research Unit UCT 1974 1st ed. #543     

 

37 . KROENER  A & BLIGNAULT  H  J 2) SCHOCH  A  E & BURGER  A  J   1) Towards a Definition of some Tectonic and Igneous Provinces in Western South Africa and Southern SWA  2) U-Pb Zircon Age of the Saldanha Quartz Porphyry, W CP

An attempt to define some tectonic and igneous provinces for the Pichterveld, Namaqua and Gariep areas; the second paper analyses the chemistry of the porphyry and concludes that it is the same age as the Vredenburg granite.. pp 232-242 with bw illustrations, maps and dwgs. Good in wraps. Transactions of the Geological Society Vol 79 part 2 1978. #748     

 

38 . KRONER  A   Late Precambrian Formations in the Western Richtersveld

Among others, a contribution on the geology of the Richtersveld.. 375-433 plus bw plate and fold-out map. Good condition in wraps. Transactions of the Royal Society Vol 41 Part 4 1975. #365      

 

39 . LETCHER  O   Namaqualand – Cradle of Mineral Development in South Africa

The author sketches the history of mineral exploitation in the Namaqualand copper mines. A scarce item.. 56 pp with bw illustrations. Very good condition in wraps. Mining & Industrial Magazine offprint. 1932. #353     

 

40 . LIPSON  R  D  2) NETTERBERG  F   1) The Granitic Rocks surrounding the Aggeneysberge – a Metamorphosed Rakapivi Suite  2) Geology of Southern African Calcretes

The first contribution deals with the rocks in which important lead-copper-zinc-silver deposits are mined, while the second is an investigation into the various forms this ubiquitous deposit takes in the arid landscape of the subcontinent. pp 179-193 & 255-285 with bw illustrations diags and maps. Good in wraps. Transactions of the Geological Society of South Africa Vol 83 part 2 1980. #743     

 

41 . MABBUTT  J  A   The physiography and surface geology of the Hopefield Fossil site.

Detailed analysis of the geology of the site where the Saldanha man fossils were found.. 21-58 pp with bw illustrations and dwgs.. Good condition in wraps. Transactions of the Royal Society of South Africa Vol XXXV part 1 1956. #379     

 

42 . MACLAREN  A  H   The Geology of the Area East of Pofadder with Emphasis on the Shearing Associated with the Pofadder Lineament, NW Cape

The lithology of the study area, its metamorphism and an analysis of the structure, its shears, orientation and deformation processes. 123 pp with bw illustrations and diags, colour map in pocket at back. Mint condition in hardcover. Bulletin 35, Precambrian Research Unit, UCT 1988 1st ed. #541     

 

43 . MARTIN  H   The Precambrian Geology of South West Africa and Namaqualand

Classic on the geology of the region, by one of the doyens of the science.. 159 pp with colour frontis, bw plates and fold-out maps. Very good condition in hardcover, no dw. UCT 1965 1st ed. #339     

 

44 . MATHIAS  M & ROGERS  A W   Occurrence of Barite in an iron ore deposit in Namaqualand

Mineral occurrence of possible economic significance in Namaqualand among other contributions.. pp 207-219. Transactions of the Royal Society of South Africa Vol XXVIII part 3 1940. #484     

 

45 . MILLER  R  McG   Geological Survey of Namibia Vol 12 – Henno Martin Commemorative Volume.

Among other contributions on work done by Martin, there is a chapter on the tectonic evolution along the Orange River, by Colliston & Schoch.. 414 pp ( 53-63). Mint condition in softcover. Ministry of Mines and Energy 2000. #298     

 

46 . MOON  B  P & DARDIS  G  F eds   The Geomorphology of Southern Africa

Systematical account of the nature and evolution of the landscape of Southern Africa.  Although the work does not deal directly with particular regions, the chapters on ‘Arid Landscapes’ ,  ‘Lakes and Pans’ and ‘Coastal Geomorphology’ among others, have much content that applies to the West Coast and Namaqualand region.. 320 pp with bw illustrations, dwgs, diags and maps.. Good condition in softcover. Southern 1992 2nd imp. #501     

 

47 . MOORE  J  M   The Geology of the Namiesberg Northern Cape

Specialized published thesis on a range of hills south of the Orange/Gariep River.. 69 pp with bw illustrations and maps. Mint condition in wraps. Dept of Geology UCT 1977 1st ed. #165     

 

48 . MOORE  J  M   A Comparative Study of the Metamorphosed Supracrustal Rocks from the Western Namaqualand Metamorphic Complex

A regional study of the highly metamorphosed rocks in a strip 50 km wide from Bitterfontein in the south up to and including the Aggeneys deposits near the Gariep River.. 370 pp plus 40 pp appendix, with nuemrous dwgs and diags.. Very good condition in hardcover.. Department of Geology UCT 1989. #419     

 

49 . O’OKIEP COPPER COMPANY LTD   Namaqualand Copper 1852-1952

Centenary booklet celebrating a hundred years of copper mining in the towns of Springbok, O’Okiep, Nababeep and Concordia. Gives a historical review of the mining works, as well as a four page colour celebration of the spring flower display and a Centennial Festival Programme.. 48 pp with monotone and colour photos and map. In somewhat eroded wraps, o/w very good condition. R Beerman Publishers 1952. #463     

 

50 . ODLING  N  E   Structural Analysis and Three-dimensional Modelling of Gamsberg, NW Cape.

Investigation of a Namaqualand mountain range which has a large lead-zinc orebody within it.. 90 pp with numerous diags and map in pocket. Very good condition in wraps. Dept of Geology UCT 1987. #420     

 

51 . PRINS  P   A Thermal Aureolo around the Homeep East Mafic Body, Namaqualand

Investigation into the alkali feldspar phase of the granite gneiss east of O’Okiep. pp 165-175 with diags. Good in wraps. Transactions of the Geological Society of SA Vol 75 part 3 1972. #742     

 

52 . REID  D  L   Geochemistry of Precambrian Igneous Rocks in the Lower Orange River Region

Geochronology, petrography, metamorpism, composition and in-depth geochemical investigation of the rocks within an area 100 km east of Vioolsdrift.. 397 pp with diags. Mint condition in hardcover. Bulletin 22, Precambrian Research Unit, UCT 1977. #546     

 

53 . REUNING  E,   1) Pomona Quartzite and Oyster Horizon on the West Coast North of the Mouth of the Olifants River 2) Contribution on the Geology and Palaeontology of the Western Edge of the Bushmanland Plateau.

Two contributions on the geology of the Sandveld and the edge of the Bushmanland region.. pp 205-233 with bw illustrations, dwgs and maps.. Good condition in wraps. Transactions of the Royal Society of South Africa Vol XIX part 3 1931. #371     

 

54 . REUNING   E & LETCHER  O   The Discovery of the Namaqualand Diamonds

Noted geologist and associate of Merensky gives his first-hand experiences of the Alexander Bay diamond finds, as well as a background history of the other discoverers that predated him. Foreword by O Letcher.. pp 341-356 with bw illustrations and map. Broadsheet size extract from the magazine, some tape repairs and marginalia, fairly well-worn. Mining & Industrial Magazine 1928. #565     

 

55 . RIDLEY  M  K   A Study of the Graafwater Formation and Associated Formations at Aurora in the Piketberg District

BSc Hons Dissertation on this West Coast town’s geology. 60 pp typescript with original colour photos and maps. Good condition in wraps. UCT 1988. #880     

 

56 . RITTER  U   The Precambrian Evolution of the Eastern Richtersveld

The investigation shows that the Richtersveld should be considered part of the Namaqua Metamorphic Complex as it has gone through essentially the same tectonothermal history – any differences could be accounted for by different crustal levels.. 276 pp with bw illustrations, diags, dwgs and maps, two folding maps in pocket at back. Mint condition in hardcover. Bulletin 26, Precambrian Research Unit, UCT 1980. #552     

 

57 . SCHLEGEL  G  C  J   The Metamorphic and Structural Evolution of the Kheis Tectonic Province

A study of the Kheis Tectonic Province which lies between the Kaapvaal craton and the Namaqua Tectonic Province, in Bushmanland/Gordonia, extending into the Kalahari.. 215 pp with bw illustrations, diags and maps. Mint condition in hardcover. Bulletin 36, Precambrian Research Unit UCT 1991. #542     

 

58 . SCHUTTE  I  C   The Main Pegmatites of the Area between Steinkopf, Vioolsdrif and Goodhouse, Namaqualand

The mineral assemblages and economic aspects of the intrusive pegmatites in the Wilgenhoutsdrif and Kaiing Series of the Kheis System. The survey was done on behalf of the Atomic Energy Board, who were in search of uranium.  English text with Afrikaans summary.. 19 pp with bw plates, and fold-out maps in colour, and map in pocket at back. Very good condition in softcover, A4 size. Memoir 60 Geological Survey 1972. #557     

 

59 . SCHWARZ  E  H  L & ROGERS  A  W   Annual Report of the Geological Commission 1900

Contains two contributions on the geology of Vanrhynsdorp, Clanwilliam, Calvinia and the Cedarberg, among others.. 93 pp. Good condition in worn wraps. Dept of Agriculture 1901. #362     

 

60 .  SCRUTTON  R  A & DINGLE  R  V 2) TANKARD  J  A 3) JOUBERT  P   1) Basement Control over Sedimentation on the Continental Margin West of S A  2) Varswater Formation of the Langebaanweg-Saldanha area C.P. 3) The Gneisses of Namaqualand and their Deformation

Three contributions: the effects of underlying basement structures on West Coast sediment; geology and textural analysis of the Miocene phosphate rock which was deposited during marine trangressions and a review of the geology of Namaqualand and Bushmanland gneissic rocks. pp 253-261, pp 265-285 & pp339-347, with bw illustrations maps and diags. Good condition in wraps. Transactions of the Geological Society of S A Vol 77 part 3 1974. #747     

 

61 . SIESSER  W  G   Dolostone at Saldanha Bay; Evidence of Pleistocene Dessication

Description of a cenozoic dolomite outcrop at the north end of the Langebaan lagoon. pp 361-365 with diags and bw photos. Good in wraps. Transactions of the Geological Society of SA Vol 78 part 3 1975. #744     

 

62 . SOEHNGE  G   Joernaal van ‘n Geoloog

Experiences in Namaqualand and Namibia, mainly on Copper Mines, such as O’okiep and Tsumeb, as well as elsewhere in South Africa.. 179 pp with bw illustrations. Very good condition, no dw. Universiteit Stellenbosch 1997 1st ed. #54     

 

63 . SOEHNGE  G   Journal of a Geologist

Experiences in Namaqualand and Namibia, mainly on Copper Mines, such as O’okiep and Tsumeb, as well as elsewhere in South Africa.. 197 pp with colour and bw illustrations, dwgs. Mint condition in laminated boards, no dw. Stellenbosch University Gelogoy Dept 2001 1st English ed. #454     

 

64 . TALJAARD  M  S   A Glimpse of South Africa

Nine journeys to look at the geology and geomorphology of South Africa. The geology of Namaqualand is encompassed in one journey.. 226 pp with bw illustrations and maps. Mint condition with dw. University Publishers and Booksellers 1949 1st English ed.. #145     

 

65 . TANKARD  A  J   Pleistocene History and Coastal Morphology of the Ysterfontein – Elands Bay Area.

The history of the alternating submergence and emergence of the coastline due to fluctuating sea levels in the Cenozoic.. 45 pp with bw illustrations, maps and diags.. Good condition in wraps. South African Museum Annals Vol 69 part 5 1976. #361     

 

66 . TANKARD  A  J   Petrology and Origin of the Phosphorite and Aluminium Phosphate Rock of the Langebaanweg-Saldanha Area, SW Cape Province

The author postulates that the deposition of phosphorites occurred due to varying sea levels, and upwelling from phosphate rich offshore waters, where periodic mass mortality of plankton would provide the raw material.. pp 217-249 with bw illustrations and maps. Mint condition in wraps. Annals of the S A Museum Vol 65 Part 8 1974. #527     

 

67 . THEART  H  F  J   The Geology of the Precambrian Terrane in Parts of Western Namaqualand

An investigation into two areas, one around Kleinzee on the coast, where coastal rock were intruded by granitic dykes and another north from Spektakel, where the Namaqualand metamorphic complex was intruded by granitoid bodies.. 103 pp with bw illustrations and diags, map  in pocket at back. Mint condition in hardcover. Bulletin 30, Precambrian Research Unit, UCT 1980. #549     

 

68 . THOMAS  R  J, CORNELL  D  H, MOORE  J  M & JACOBS  J  2) GRESSE  P  G   1) Crustal Evolution of the Namaqua-Natal Metamorphic Province  2) Strain Partitioning in the Southern Gariep Arc as reflected by sheath folds and stretching directions

The first contribution models a possible crustal evolution for the two outcrops on either side of the subcontinent, while the latter contribution investigates folding in the Gariep belt between Luderitz and Kleinzee on the NW coast. pp 8-15 & pp52-62 with maps diags and bw photos. Good in wraps. S A Journal of Geology Vol 97 no 1 1994. #745      

 

69 . TINLEY  K  L   Coastal Dunes of South Africa

Forms, occurrences and dynamics of dunes along the coasts of the subcontinent. 300 pp with numerous dwgs diags and maps. Very good condition in A4 softcover. CSIR Report No 109 1985. #908     

 

70 . TOOGOOD  D  J   Structural and Metamorphic Evolution of a Gneiss Terrain in the Namaqua Belt, near Onseepkans, SWA

An investigation of the study area’s structural and metamorphic framework, which is the result of complex polydeformational and polymetamorphic evolution.. 189 pp plus 54 bw plates, bw text illustrations, diags, some folding, and two maps in pocket at back. Mint condition in hardcover. Bulletin 19, Precambrian Research Unit, UCT 1976. #547     

 

71 . VAJNER  V   The Tectonic Development of the Namaqua Mobile Belt and its Foreland in Parts of the Northern Cape

The lithology of this large region, extending from the SW Cape to Northern Namaqualand and East towards the margin of the Kaapvaal craton, with an interpretation of the stratigraphy and crustal evolution.. 201 pp with bw illustrations, dwgs, diags and 2 maps in pocket at back. Very good condition in hardcover, name in prelims. Bulletin 14, Precambrian Research Unit, UCT 1974. #545     

 

72 . VAN BEVER DONKER  J  M   Structural and Metamorphic Evolution of an Area around Kakamas and Keimoes, Cape province, S A

An investigation into the faulting processes at work at this juncture of the Kaapvaal craton and the Mobile Belt.. 165 pp with dwgs, diags, maps bw plates and 3 folding maps in pocket at back. Mint condition in hardcover. Bulletin 28, Precambrian Research Unit, UCT 1980. #551     

 

73 . VAN ZYL  C  Z   Structural and Metamorphic Evolution in the Transitional Zone between Craton and Mobile Belt, Upington Geotraverse

An investigation into the lithology, structure, metamorphism and geotectonics of the study area, lying between Keimoes and Wilgenhoutsdrif, on the Orange/Gariep River.. 243 pp with dwgs, diags and map. Mint condition in hardcover. Bulletin 31, Precambrian Research Unit, UCT 1981. #548     

 

74 . VEGTER  J  R   Hydrology of Groundwater: Region 26 – Bushmanland

An explanatory monograph on the results of geological explorations of the region dureing the 20th century, as well as a resume of the mechanics of groundwater recharge, hydrochemistry and water quality.. 151 pp with numerous text figures and eight folding maps at rear. Good condition in creased A4 softcover, withdrawn ex institutional library copy with stamps and pastedown in prelims. Water Research Commission Report TT 285/06 2006. #937     

 

75 . VISSER  D  J  L   The Geology and Mineral Deposits of the Griquatown Area, CP

An explanation of the geological map of the area, sheet 175 (Griquatown), which deals with the areas Hay and Postmasburg on the eastern side adjoining Bushmanland. 72 pp with bw illustrations. Good in wraps. Geological Survey 1958. #749     

 

76 . VISSER  H  N & SCHOCH  A  E   The Geology and Mineral Resources of the Saldanha Bay Area

Detailed investigation of the area between Saldanha, Darling and Aurora, on the West Coast, starting with the underlying Malmesbury series, the granite plutons and subsequent traces including the tertiary deposits.. 150 pp with bw illustrations, maps and diagrams, some folding. Very good condition in wraps. Memoir 63 Geological Survey, Dept of Mines 1973. #740     

 

77 . VON BACKSTRÖM  J  W   Pegmatite Deposits in the Republic of South Africa

A study of the distribution of these igneous rocks which contain minerals useful in nuclear applications, mainly in the NW Cape, as well as a few occurrences in the Transvaal.. 29 pp with fold-out map. Good condition in softcover. Atomic Energy Board 1973. #703     

 

78 . VON BACKSTRÖM  J  W   Assessment of Grade of the Noumas Pegmatite Mine Namaqualand

Detailed analysis of a working mine’s output between Vioolsdrift and Steinkopf, Namaqualand.. 11 pp. Good in wraps. Atomic Energy Board 1965. #704     

 

79 . VON BACKSTRÖM  J  W   The Geology of an Area around Keimoes, Cape Province, with special reference to Phacoliths of Charnockitic Adamelite-Porphyry

The object of the survey was to establish the relationships between various metamorphic and igneous rocks and to classify them according to facies concept. 218 pp with bw illustrations,diags and maps, and colour map in pocket at back. Good condition in wraps. Geological Survey Memoir 53 1964. #709     

 

80 . VON VEH  M  W   Stratigraphy and Structural Evolution of the Late Proterozoic Gariep Belt in the Sendelingdrif-Annisfontein Area, NW Cape

A reinterpretation of the lithostratigraphy of this part of the Gariep Belt, based on the geological evaluation of the Port Nolloth metasediments.. 174 pp with dwgs, diags, bw illustrations and two coloured maps in pocket of back cover. Mint condition in wraps. Dept of Geology UCT 1993. #418     

 

81 . WATERS  D  J, JOUBERT  P & MOORE  J  M   A Suggested re-interpretation of Namaqua Basement and Cover Rocks, South and West of Bitterfontein.

Pre- and post-Nama event differentiation in formations on the Sout River and north of the Rietfontein salt pan.. pp 293-300 with map and diags. Good condition in A4 size wraps. Transactions of the Geological Society of SA, Vol 86 part 3 1983. #465     

 

82 . WEIDNER  C   Namaqualand’s Base Minerals! Development or ?

The author blames an impossible mining law for the inability of real prospectors to get any benefit from their endeavours.. 8 pp. Pamphlet in wraps. Catalogued from photocopy.. Privately published 1935 Goodhouse. #462     

 

83 . WIID  D de  n   A number of photocopies on various subjects

The Pella Corundum Sillimanite Deposits. 10 pp plus maps. copies. . 1955. #411     

 

84 . WOODBORNE  M  W   The Geology of the Diamondiferous Inner Shelf off Namaqualand between Stompneus Bay and White Point, just North of the Buffels River.

A report on the bedrock morphology of the shelf, done by means of high-resolution seismic profiles, as well as an analysis of the overlying gravel, sandy and mud deposits.. 68 pp with bw illustrations, diags, maps, some folding. Very good condition in softcover, A4 size. Bulletin 99 Geological Survey 1991. #554     

 

85 . WYLEY  A   Mineral and Geological Structure of South Namaqualand

A detailed survey of all the copper mines and prospects in the region, as well as appendices on topography, climate, botanical features, fauna, population, mission stations and communications. The author does not paint a rosy picture of the economic viability of the mines.. 55 pp. photocopy. Cape of Good Hope G36 – ’57 1857. #553