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Journal Article

Okorusu tailings – Part II: REE mineralisation, and oxygen and carbon isotope variations

S. Lohmeier, J. Machleidt, R. Klemd, R. Ellmies
Published: 01 September 2023
South African Journal of Geology (2023) 126 (3): 315–336.
DOI: https://doi.org/10.25131/sajg.126.0015
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Case study: methane gas in a groundwater system located in a dolerite ring structure in the Karoo Basin; South Africa

D. Hohne, F. de Lange, S. Esterhuyse, B. Sherwood Lollar
Published: 01 September 2019
South African Journal of Geology (2019) 122 (3): 357–368.
DOI: https://doi.org/10.25131/sajg.122.0025
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Tracking sources of selected diamonds from Southern Africa based on carbon isotopic and chemical impurities

A.T. Kidane, M. Koch-Müller, M. Wiedenbeck, M. J. de Wit
Published: 01 September 2017
South African Journal of Geology (2017) 120 (3): 371–384.
DOI: https://doi.org/10.25131/gssajg.120.3.371
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PALAEO-ENVIRONMENT, DIAGENESIS AND CHARACTERISTICS OF PERMIAN BLACK SHALES IN THE LOWER KAROO SUPERGROUP FLANKING THE CAPE FOLD BELT NEAR JANSENVILLE, EASTERN CAPE, SOUTH AFRICA: IMPLICATIONS FOR THE SHALE GAS POTENTIAL OF THE KAROO BASIN

C. GEEL, M. DE WIT, P. BOOTH, H-M. SCHULZ, B. HORSFIELD
Published: 01 September 2015
South African Journal of Geology (2015) 118 (3): 249–274.
DOI: https://doi.org/10.2113/gssajg.118.3.249
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ISOTOPIC CLUES TO THE ORIGIN OF METHANE EMISSIONS IN THE KAROO, SOUTH AFRICA

A.S. TALMA, C. ESTERHUYSE
Published: 01 March 2015
South African Journal of Geology (2015) 118 (1): 45–54.
DOI: https://doi.org/10.2113/gssajg.118.1.45
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THE ORIGIN OF LARGE IRREGULAR GEM-QUALITY TYPE II DIAMONDS AND THE RARITY OF BLUE TYPE IIB VARIETIES

A.E. MOORE
Published: 01 December 2014
South African Journal of Geology (2014) 117 (2): 219–236.
DOI: https://doi.org/10.2113/gssajg.117.2.219
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ORIGIN OF TANZANITE AND ASSOCIATED GEMSTONE MINERALIZATION AT MERELANI, TANZANIA

C. HARRIS, W. HLONGWANE, N. GULE, R. SCHEEPERS
Published: 01 June 2014
South African Journal of Geology (2014) 117 (1): 15–30.
DOI: https://doi.org/10.2113/gssajg.117.1.15
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STABLE ISOTOPE COMPOSITION OF QUARTZ-CALCITE VEINS IN THE WITWATERSRAND BASIN, SOUTH AFRICA: IMPLICATION FOR BASIN-SCALE FLUID CIRCULATION

J. JAGUIN, P. BOULVAIS, M. POUJOL, M.C. BOIRON, M. CATHELINEAU
Published: 01 September 2010
South African Journal of Geology (2010) 113 (2): 169–182.
DOI: https://doi.org/10.2113/gssajg.113.2.169
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The chemostratigraphy of a Paleoproterozoic MnF- BIF succession –the Voëlwater Subgroup of the Transvaal Supergroup in Griqualand West, South Africa

E. A. Schneiderhan, J. Gutzmer, H. Strauss, K. Mezger, N. J. Beukes
Published: 01 June 2006
South African Journal of Geology (2006) 109 (1-2): 63–80.
DOI: https://doi.org/10.2113/gssajg.109.1-2.63
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Early evolution of atmospheric oxygen from multiple-sulfur and carbon isotope records of the 2.9 Ga Mozaan Group of the Pongola Supergroup, Southern Africa

Shuhei Ono, Nicolas J. Beukes, Douglas Rumble, Marilyn L. Fogel
Published: 01 June 2006
South African Journal of Geology (2006) 109 (1-2): 97–108.
DOI: https://doi.org/10.2113/gssajg.109.1-2.97
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Links of organic carbon cycling and burial to depositional depth gradients and establishment of a snowball Earth at 2.3Ga. Evidence from the Timeball Hill Formation,Transvaal Supergroup, South Africa.

L.L. Coetzee, N.J. Beukes, J. Gutzmer, T. Kakegawa
Published: 01 June 2006
South African Journal of Geology (2006) 109 (1-2): 109–122.
DOI: https://doi.org/10.2113/gssajg.109.1-2.109
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Geochemistry of carbonate beds in the Neoproterozoic Rosh Pinah Formation, Namibia: Implications on depositional setting and hydrothermal ore formation

H.E. Frimmel, K. Lane
Published: 01 March 2005
South African Journal of Geology (2005) 108 (1): 5–18.
DOI: https://doi.org/10.2113/108.1.5
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Age, paragenesis and composition of diamonds and evolution of the Precambrian mantle lithosphere of southern Africa

Steven B. Shirey, Stephen H. Richardson, Jeffrey W. Harris
Published: 01 June 2004
South African Journal of Geology (2004) 107 (1-2): 91–106.
DOI: https://doi.org/10.2113/107.1-2.91
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Isotopic composition of Pongola Supergroup limestones from the Buffalo River gorge, South Africa: constraints on their regional depositional setting

B.M. Eglington, A.S. Talma, S. Marais, P.E. Matthews, J.G.P. Dixon
Published: 01 March 2003
South African Journal of Geology (2003) 106 (1): 1–10.
DOI: https://doi.org/10.2113/1060001
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Fault-controlled metasomatic alteration of Early Proterozoic sedimentary manganese ore at Mamatwan Mine, Kalahari manganese field, South Africa

J. Gutzmer, N. J. Beukes, H. W. Yeh
Published: 01 March 1997
South African Journal of Geology (1997) 100 (1): 53–71.
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The carbon isotopic composition of harzburgitic, lherzolitic, websteritic and eclogitic paragenesis diamonds from Southern Africa; a comparison of genetic models

L. A. van Heerden, J. J. Gurney, P. Deines
Published: 01 June 1995
South African Journal of Geology (1995) 98 (2): 119–125.
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Geochemical characteristics of oceanic carbonatites from the Cape Verde Islands

L. N. Kogarko
Published: 01 September 1993
South African Journal of Geology (1993) 96 (3): 119–125.
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Isotope hydrology of ground waters of the Kalahari, Gordonia

B. T. Verhagen
Published: 01 December 1985
South African Journal of Geology (1985) 88 (3): 517–522.
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Geohydrological and environmental isotope observations on Sishen ground waters

B. T. Verhagen, Z. M. Dziembowski
Published: 01 December 1985
South African Journal of Geology (1985) 88 (3): 523–528.
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Geohydrological investigation of a uranium anomaly near Vanzylsrus in the northern Cape Province

M. Levin, A. S. Talma, J. C. Vogel
Published: 01 December 1985
South African Journal of Geology (1985) 88 (3): 529–540.
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