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Merensky Reef, Bojanala Platinum District Municipality, North West, South Africai
Regional Level Types
Merensky ReefReef
Bojanala Platinum District MunicipalityDistrict
North WestProvince
South AfricaCountry

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PhotosMapsSearch
06045430017272008035863.jpg
Cooperite, etc.

Merensky Reef, Bojanala Platinum District Municipality, North West, South Africa
09687770017272008049462.jpg
Chalcopyrite, etc.

Merensky Reef, Bojanala Platinum District Municipality, North West, South Africa
05180740017272008067993.jpg
Clinoferrosilite, etc.

Merensky Reef, Bojanala Platinum District Municipality, North West, South Africa
02565520017271922261599.jpg
Cooperite, etc.

Merensky Reef, Bojanala Platinum District Municipality, North West, South Africa
09687770017272008049462.jpg
Chalcopyrite, etc.

Merensky Reef, Bojanala Platinum District Municipality, North West, South Africa
05180740017272008067993.jpg
Clinoferrosilite, etc.

Merensky Reef, Bojanala Platinum District Municipality, North West, South Africa
01694490017272008169027.jpg
Cooperite, etc.

Merensky Reef, Bojanala Platinum District Municipality, North West, South Africa
09687770017272008049462.jpg
Chalcopyrite, etc.

Merensky Reef, Bojanala Platinum District Municipality, North West, South Africa
Latitude & Longitude:
25° South , 27° East (est.)
Estimate based on other nearby localities or region boundaries.
Margin of Error:
~113km
GRN:
S17E18
Type:
Reef
Mindat Locality ID:
3063
Long-form identifier:
mindat:1:2:3063:5
GUID (UUID V4):
0


Sulphide-bearing, PGE-rich cumulate horizon in the upper critical zone of the Bushveld Complex. Usually consists of chromites above and below a pegmatoidal orthocumulate.

Select Mineral List Type

Standard Detailed Gallery Strunz Chemical Elements

Mineral List

Mineral list contains entries from the region specified including sub-localities

22 valid minerals. 2 (TL) - type locality of valid minerals.

Detailed Mineral List:

ⓘ Anorthite
Formula: Ca(Al2Si2O8)
ⓘ Arsenopalladinite
Formula: Pd8(As,Sb)3
ⓘ Atheneite
Formula: Pd2As0.75Hg0.25
ⓘ Bowlesite (TL)
Formula: PtSnS
Type Locality:
ⓘ Braggite
Formula: PdPt3S4
ⓘ Chalcopyrite
Formula: CuFeS2
ⓘ Chromite
Formula: Fe2+Cr3+2O4
ⓘ Clinoferrosilite
Formula: Fe2+2Si2O6
ⓘ Cooperite
Formula: PtS
ⓘ Diopside
Formula: CaMgSi2O6
ⓘ Enstatite
Formula: Mg2Si2O6
ⓘ Kotulskite
Formula: Pd(Te,Bi)2-x (x ≈ 0.4)
ⓘ Laurite
Formula: RuS2
ⓘ Magnetite
Formula: Fe2+Fe3+2O4
ⓘ Merenskyite (TL)
Formula: PdTe2
Type Locality:
ⓘ Native Platinum
Formula: Pt
ⓘ Penfieldite
Formula: Pb2Cl3(OH)
ⓘ Pentlandite
Formula: (NixFey)Σ9S8
ⓘ Phlogopite
Formula: KMg3(AlSi3O10)(OH)2
ⓘ 'Plagioclase'
Formula: (Na,Ca)[(Si,Al)AlSi2]O8
ⓘ Pyrite
Formula: FeS2
ⓘ 'Pyroxene Group'
Formula: ADSi2O6
ⓘ Pyrrhotite
Formula: Fe1-xS
ⓘ Rustenburgite
Formula: (Pt,Pd)3Sn

Gallery:

List of minerals arranged by Strunz 10th Edition classification

Group 1 - Elements
ⓘNative Platinum1.AF.10Pt
ⓘRustenburgite1.AG.10(Pt,Pd)3Sn
Group 2 - Sulphides and Sulfosalts
ⓘAtheneite2.AC.05aPd2As0.75Hg0.25
ⓘArsenopalladinite2.AC.10cPd8(As,Sb)3
ⓘPentlandite2.BB.15(NixFey)Σ9S8
ⓘBowlesite (TL)2.BC.55PtSnS
ⓘChalcopyrite2.CB.10aCuFeS2
ⓘKotulskite2.CC.05Pd(Te,Bi)2-x (x ≈ 0.4)
ⓘPyrrhotite2.CC.10Fe1-xS
ⓘBraggite2.CC.35aPdPt3S4
ⓘCooperite2.CC.35bPtS
ⓘMerenskyite (TL)2.EA.20PdTe2
ⓘLaurite2.EB.05aRuS2
ⓘPyrite2.EB.05aFeS2
Group 3 - Halides
ⓘPenfieldite3.DC.15Pb2Cl3(OH)
Group 4 - Oxides and Hydroxides
ⓘChromite4.BB.05Fe2+Cr3+2O4
ⓘMagnetite4.BB.05Fe2+Fe3+2O4
Group 9 - Silicates
ⓘEnstatite9.DA.05Mg2Si2O6
ⓘClinoferrosilite9.DA.10Fe2+2Si2O6
ⓘDiopside9.DA.15CaMgSi2O6
ⓘPhlogopite9.EC.20KMg3(AlSi3O10)(OH)2
ⓘAnorthite9.FA.35Ca(Al2Si2O8)
Unclassified
ⓘ'Plagioclase'-(Na,Ca)[(Si,Al)AlSi2]O8
ⓘ'Pyroxene Group'-ADSi2O6

List of minerals for each chemical element

HHydrogen
Hⓘ PenfielditePb2Cl3(OH)
Hⓘ PhlogopiteKMg3(AlSi3O10)(OH)2
OOxygen
Oⓘ AnorthiteCa(Al2Si2O8)
Oⓘ ChromiteFe2+Cr23+O4
Oⓘ ClinoferrosiliteFe22+Si2O6
Oⓘ DiopsideCaMgSi2O6
Oⓘ EnstatiteMg2Si2O6
Oⓘ MagnetiteFe2+Fe23+O4
Oⓘ PenfielditePb2Cl3(OH)
Oⓘ PhlogopiteKMg3(AlSi3O10)(OH)2
Oⓘ Plagioclase(Na,Ca)[(Si,Al)AlSi2]O8
Oⓘ Pyroxene GroupADSi2O6
NaSodium
Naⓘ Plagioclase(Na,Ca)[(Si,Al)AlSi2]O8
MgMagnesium
Mgⓘ DiopsideCaMgSi2O6
Mgⓘ EnstatiteMg2Si2O6
Mgⓘ PhlogopiteKMg3(AlSi3O10)(OH)2
AlAluminium
Alⓘ AnorthiteCa(Al2Si2O8)
Alⓘ PhlogopiteKMg3(AlSi3O10)(OH)2
Alⓘ Plagioclase(Na,Ca)[(Si,Al)AlSi2]O8
SiSilicon
Siⓘ AnorthiteCa(Al2Si2O8)
Siⓘ ClinoferrosiliteFe22+Si2O6
Siⓘ DiopsideCaMgSi2O6
Siⓘ EnstatiteMg2Si2O6
Siⓘ PhlogopiteKMg3(AlSi3O10)(OH)2
Siⓘ Plagioclase(Na,Ca)[(Si,Al)AlSi2]O8
Siⓘ Pyroxene GroupADSi2O6
SSulfur
Sⓘ BraggitePdPt3S4
Sⓘ ChalcopyriteCuFeS2
Sⓘ CooperitePtS
Sⓘ LauriteRuS2
Sⓘ Pentlandite(NixFey)Σ9S8
Sⓘ PyriteFeS2
Sⓘ PyrrhotiteFe1-xS
Sⓘ BowlesitePtSnS
ClChlorine
Clⓘ PenfielditePb2Cl3(OH)
KPotassium
Kⓘ PhlogopiteKMg3(AlSi3O10)(OH)2
CaCalcium
Caⓘ AnorthiteCa(Al2Si2O8)
Caⓘ DiopsideCaMgSi2O6
Caⓘ Plagioclase(Na,Ca)[(Si,Al)AlSi2]O8
CrChromium
Crⓘ ChromiteFe2+Cr23+O4
FeIron
Feⓘ ChalcopyriteCuFeS2
Feⓘ ChromiteFe2+Cr23+O4
Feⓘ ClinoferrosiliteFe22+Si2O6
Feⓘ MagnetiteFe2+Fe23+O4
Feⓘ Pentlandite(NixFey)Σ9S8
Feⓘ PyriteFeS2
Feⓘ PyrrhotiteFe1-xS
NiNickel
Niⓘ Pentlandite(NixFey)Σ9S8
CuCopper
Cuⓘ ChalcopyriteCuFeS2
AsArsenic
Asⓘ ArsenopalladinitePd8(As,Sb)3
Asⓘ AtheneitePd2As0.75Hg0.25
RuRuthenium
Ruⓘ LauriteRuS2
PdPalladium
Pdⓘ ArsenopalladinitePd8(As,Sb)3
Pdⓘ AtheneitePd2As0.75Hg0.25
Pdⓘ BraggitePdPt3S4
Pdⓘ KotulskitePd(Te,Bi)2-x (x ≈ 0.4)
Pdⓘ MerenskyitePdTe2
Pdⓘ Rustenburgite(Pt,Pd)3Sn
SnTin
Snⓘ Rustenburgite(Pt,Pd)3Sn
Snⓘ BowlesitePtSnS
SbAntimony
Sbⓘ ArsenopalladinitePd8(As,Sb)3
TeTellurium
Teⓘ KotulskitePd(Te,Bi)2-x (x ≈ 0.4)
Teⓘ MerenskyitePdTe2
PtPlatinum
Ptⓘ BraggitePdPt3S4
Ptⓘ CooperitePtS
Ptⓘ Native PlatinumPt
Ptⓘ Rustenburgite(Pt,Pd)3Sn
Ptⓘ BowlesitePtSnS
HgMercury
Hgⓘ AtheneitePd2As0.75Hg0.25
PbLead
Pbⓘ PenfielditePb2Cl3(OH)
BiBismuth
Biⓘ KotulskitePd(Te,Bi)2-x (x ≈ 0.4)

Localities in this Region

South Africa
  • North West
    • Bojanala Platinum District Municipality

Other Regions, Features and Areas containing this locality

AfricaContinent
African PlateTectonic Plate
South Africa

This page contains all mineral locality references listed on mindat.org. This does not claim to be a complete list. If you know of more minerals from this site, please register so you can add to our database. This locality information is for reference purposes only. You should never attempt to visit any sites listed in mindat.org without first ensuring that you have the permission of the land and/or mineral rights holders for access and that you are aware of all safety precautions necessary.

References

Kingston, G. A. (1966) The occurrence of platinoid bismuthotellurides in the Merensky Reef at Rustenburg platinum mine in the western Bushveld. Mineralogical Magazine and Journal of the Mineralogical Society, 35 (274) 815-834 doi:10.1180/minmag.1966.035.274.03
Ballhaus, Christian G., Stumpfl, Eugen F. (1986) Sulfide and platinum mineralization in the Merensky Reef: evidence from hydrous silicates and fluid inclusions. Contributions to Mineralogy and Petrology, 94 (2) 193-204 doi:10.1007/bf00592936
Bartholomew, R., Hieber, R., and Lee, C., (1989): The Merensky Reef and JCI. Geological Society of South Africa. Geobull: 32(2): 29-31.
Cawthorn, R.G., (1999): The discovery of the platiniferous Merensky Reef in 1924. South African Journal of Geology: 102: 178-183.
BALLHAUS, CHRIS, SYLVESTER, PAUL (2000) Noble Metal Enrichment Processes in the Merensky Reef, Bushveld Complex. Journal of Petrology, 41 (4) 545-561 doi:10.1093/petrology/41.4.545
Barkov, A. Y.; Martin, R. F.; Kaukonen, R. J.; Alapieti, T. T. (2001) The occurrence of Pb–Cl–(OH) and Pt–Sn–S compounds in the Merensky reef, Bushveld layered complex, South Africa. The Canadian Mineralogist, 39 (5). 1397-1403 doi:10.2113/gscanmin.39.5.1397
Cawthorn, R.G (2001) A stream sediment geochemical re-investigation of the discovery of the platiniferous Merensky Reef, Bushveld Complex. Journal of Geochemical Exploration, 72 (1) 59-69 doi:10.1016/s0375-6742(00)00163-1
Cairncross, B. (2002). Merenskyite, type-mineral from the Bushveld Complex. Rocks & Minerals – Special Issue on “Minerals of Africa”, 77, 48-50.
Mathez, Edmond A., Kinzler, Rosamond J. (2017) Metasomatic Chromitite Seams in the Bushveld and Rum Layered Intrusions. Elements, 13 (6) 397-402 doi:10.2138/gselements.13.6.397
Vymazalová, Anna, Zaccarini, Federica, Garuti, Giorgio, Laufek, František, Mauro, Daniela, Stanley, Chris J., Biagioni, Cristian (2020) Bowlesite, PtSnS, a new platinum group mineral (PGM) from the Merensky Reef of the Bushveld Complex, South Africa. Mineralogical Magazine, 84 (3) 468-476 doi:10.1180/mgm.2020.32
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