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Windsorton, Francis Baard District, Northern Cape, South Africai
Regional Level Types
Windsorton- not defined -
Francis Baard DistrictDistrict
Northern CapeProvince
South AfricaCountry

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Key
Lock Map
View of the Windsorton placer diamond mining area, in 1910.

Windsorton, Francis Baard District, Northern Cape, South Africa
Latitude & Longitude (WGS84):
28° 19' 55'' South , 24° 41' 37'' East
Latitude & Longitude (decimal):
Nearest Settlements:
PlacePopulationDistance
Barkly West11,621 (2012)28.2km
Warrenton17,946 (2012)28.5km
Kimberley142,089 (2012)45.0km
Jan Kempdorp13,485 (2012)47.4km


On Vaal River

Regions containing this locality

African PlateTectonic Plate

Select Mineral List Type

Standard Detailed Strunz Dana Chemical Elements

Commodity List

This is a list of exploitable or exploited mineral commodities recorded from this region.


Mineral List

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

24 valid minerals.

Rock Types Recorded

Note: this is a very new system on mindat.org and data is currently VERY limited. Please bear with us while we work towards adding this information!

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

Select Rock List Type

Alphabetical List Tree Diagram

Detailed Mineral List:

Calcite
Formula: CaCO3
Reference: Nabil Z. Boctor and F. R. Boyd (1982) Petrology of kimberlite from the DeBruyn and Martin Mine, Bellsbank, South Africa. American Mineralogist 67:917-925
Chromite
Formula: Fe2+Cr3+2O4
Reference: Nabil Z. Boctor and F. R. Boyd (1982) Petrology of kimberlite from the DeBruyn and Martin Mine, Bellsbank, South Africa. American Mineralogist 67:917-925
'Clinopyroxene Subgroup'
Reference: Clarke, D. B., Pe, G. G., MacKay, R. M., Gill, K. R., O'hara, M. J., & Gard, J. A. (1977). A new potassium-iron-nickel sulphide from a nodule in kimberlite. Earth and Planetary Science Letters, 35(3), 421-428.
Corundum
Formula: Al2O3
'Desert Rose'
Reference: Cairncross, B. and Dixon, R., (1995) Minerals of South Africa. The Geological Society of South Africa, 211 pp; Cairncross, B. (2004) Field Guide To Rocks & Minerals Of Southern Africa. Struik Publishers, Cape Town, SA, 124 pp;
Diamond
Formula: C
Localities: Reported from at least 6 localities in this region.
Diopside
Formula: CaMgSi2O6
Reference: Field, M., Stiefenhofer, J., Robey, J., and Kurszlaukis, S. (2008): Ore Geology Reviews 34, 33-75.
Diopside var: Chromian Diopside
Formula: Ca(Mg,Cr)Si2O6
Reference: Minerals of South Africa
Djerfisherite
Formula: K6(Fe,Cu,Ni)25S26Cl
Reference: Henderson, C. M. B., Kogarko, L. N., & Plant, D. A. (1999). Extreme closed system fractionation of volatile-rich, ultrabasic peralkaline melt inclusions and the occurrence of djerfisherite in the Kugda alkaline complex, Siberia. Mineralogical Magazine, 63(3), 433-438.
Dolomite
Formula: CaMg(CO3)2
Reference: Field, M., Stiefenhofer, J., Robey, J., and Kurszlaukis, S. (2008): Ore Geology Reviews 34, 33-75.
Enstatite
Formula: MgSiO3
Reference: Minerals of South Africa
'Fayalite-Forsterite Series'
Forsterite
Formula: Mg2SiO4
Reference: Nabil Z. Boctor and F. R. Boyd (1982) Petrology of kimberlite from the DeBruyn and Martin Mine, Bellsbank, South Africa. American Mineralogist 67:917-925
'Garnet Group'
Formula: X3Z2(SiO4)3
Graphite
Formula: C
Reference: Field, M., Stiefenhofer, J., Robey, J., and Kurszlaukis, S. (2008): Ore Geology Reviews 34, 33-75.
Gypsum
Formula: CaSO4 · 2H2O
Reference: Cairncross, B. and Dixon, R., (1995) Minerals of South Africa. The Geological Society of South Africa, 211 pp; Cairncross, B. (2004) Field Guide To Rocks & Minerals Of Southern Africa. Struik Publishers, Cape Town, SA, 124 pp;
Heazlewoodite
Formula: Ni3S2
Reference: Nabil Z. Boctor and F. R. Boyd (1982) Petrology of kimberlite from the DeBruyn and Martin Mine, Bellsbank, South Africa. American Mineralogist 67:917-925
Ilmenite
Formula: Fe2+TiO3
Reference: Minerals of South Africa; Henderson, C. M. B., Kogarko, L. N., & Plant, D. A. (1999). Extreme closed system fractionation of volatile-rich, ultrabasic peralkaline melt inclusions and the occurrence of djerfisherite in the Kugda alkaline complex, Siberia. Mineralogical Magazine, 63(3), 433-438.; Clarke, D. B., Pe, G. G., MacKay, R. M., Gill, K. R., O'hara, M. J., & Gard, J. A. (1977). A new potassium-iron-nickel sulphide from a nodule in kimberlite. Earth and Planetary Science Letters, 35(3), 421-428.
Kyanite
Formula: Al2(SiO4)O
Mackinawite
Formula: (Fe,Ni)9S8
Reference: Henderson, C. M. B., Kogarko, L. N., & Plant, D. A. (1999). Extreme closed system fractionation of volatile-rich, ultrabasic peralkaline melt inclusions and the occurrence of djerfisherite in the Kugda alkaline complex, Siberia. Mineralogical Magazine, 63(3), 433-438.
Magnetite
Formula: Fe2+Fe3+2O4
Magnetite var: Titaniferous Magnetite
Formula: Fe2+(Fe3+,Ti)2O4
Pentlandite
Formula: (FexNiy)Σ9S8
Reference: Henderson, C. M. B., Kogarko, L. N., & Plant, D. A. (1999). Extreme closed system fractionation of volatile-rich, ultrabasic peralkaline melt inclusions and the occurrence of djerfisherite in the Kugda alkaline complex, Siberia. Mineralogical Magazine, 63(3), 433-438.; Clarke, D. B., Pe, G. G., MacKay, R. M., Gill, K. R., O'hara, M. J., & Gard, J. A. (1977). A new potassium-iron-nickel sulphide from a nodule in kimberlite. Earth and Planetary Science Letters, 35(3), 421-428.
Perovskite
Formula: CaTiO3
Reference: Nabil Z. Boctor and F. R. Boyd (1982) Petrology of kimberlite from the DeBruyn and Martin Mine, Bellsbank, South Africa. American Mineralogist 67:917-925
Phlogopite
Formula: KMg3(AlSi3O10)(OH)2
Pyrite
Formula: FeS2
Reference: Nabil Z. Boctor and F. R. Boyd (1982) Petrology of kimberlite from the DeBruyn and Martin Mine, Bellsbank, South Africa. American Mineralogist 67:917-925
Pyrrhotite
Formula: Fe7S8
Reference: Henderson, C. M. B., Kogarko, L. N., & Plant, D. A. (1999). Extreme closed system fractionation of volatile-rich, ultrabasic peralkaline melt inclusions and the occurrence of djerfisherite in the Kugda alkaline complex, Siberia. Mineralogical Magazine, 63(3), 433-438.; Clarke, D. B., Pe, G. G., MacKay, R. M., Gill, K. R., O'hara, M. J., & Gard, J. A. (1977). A new potassium-iron-nickel sulphide from a nodule in kimberlite. Earth and Planetary Science Letters, 35(3), 421-428.
Quartz
Formula: SiO2
Reference: Cairncross photo ID 714785
Quartz var: Chalcedony
Formula: SiO2
Reference: Cairncross photo ID 714785
Rasvumite
Formula: KFe2S3
Reference: Clarke, D. B., Pe, G. G., MacKay, R. M., Gill, K. R., O'hara, M. J., & Gard, J. A. (1977). A new potassium-iron-nickel sulphide from a nodule in kimberlite. Earth and Planetary Science Letters, 35(3), 421-428.
'Serpentine Subgroup'
Formula: D3[Si2O5](OH)4 D = Mg, Fe, Ni, Mn, Al, Zn
Reference: Nabil Z. Boctor and F. R. Boyd (1982) Petrology of kimberlite from the DeBruyn and Martin Mine, Bellsbank, South Africa. American Mineralogist 67:917-925
Spinel
Formula: MgAl2O4
Spinel var: Pleonaste
Formula: (Mg,Fe)Al2O4
Reference: Field, M., Stiefenhofer, J., Robey, J., and Kurszlaukis, S. (2008): Ore Geology Reviews 34, 33-75.

List of minerals arranged by Strunz 10th Edition classification

Group 1 - Elements
Diamond1.CB.10aC
Graphite1.CB.05aC
Group 2 - Sulphides and Sulfosalts
Djerfisherite2.FC.05K6(Fe,Cu,Ni)25S26Cl
Heazlewoodite2.BB.05Ni3S2
Mackinawite2.CC.25(Fe,Ni)9S8
Pentlandite2.BB.15(FexNiy)Σ9S8
Pyrite2.EB.05aFeS2
Pyrrhotite2.CC.10Fe7S8
Rasvumite2.FB.20KFe2S3
Group 4 - Oxides and Hydroxides
Chromite4.BB.05Fe2+Cr3+2O4
Corundum4.CB.05Al2O3
Ilmenite4.CB.05Fe2+TiO3
Magnetite4.BB.05Fe2+Fe3+2O4
var: Titaniferous Magnetite4.BB.05Fe2+(Fe3+,Ti)2O4
Perovskite4.CC.30CaTiO3
Quartz4.DA.05SiO2
var: Chalcedony4.DA.05SiO2
Spinel4.BB.05MgAl2O4
var: Pleonaste4.BB.05(Mg,Fe)Al2O4
Group 5 - Nitrates and Carbonates
Calcite5.AB.05CaCO3
Dolomite5.AB.10CaMg(CO3)2
Group 7 - Sulphates, Chromates, Molybdates and Tungstates
Gypsum7.CD.40CaSO4 · 2H2O
Group 9 - Silicates
Diopside9.DA.15CaMgSi2O6
var: Chromian Diopside9.DA.15Ca(Mg,Cr)Si2O6
Enstatite9.DA.05MgSiO3
Forsterite9.AC.05Mg2SiO4
Kyanite9.AF.15Al2(SiO4)O
Phlogopite9.EC.20KMg3(AlSi3O10)(OH)2
Unclassified Minerals, Rocks, etc.
'Clinopyroxene Subgroup'-
'Desert Rose'-
'Fayalite-Forsterite Series'-
'Garnet Group'-X3Z2(SiO4)3
'Serpentine Subgroup'-D3[Si2O5](OH)4 D = Mg, Fe, Ni, Mn, Al, Zn

List of minerals arranged by Dana 8th Edition classification

Group 1 - NATIVE ELEMENTS AND ALLOYS
Semi-metals and non-metals
Diamond1.3.6.1C
Graphite1.3.6.2C
Group 2 - SULFIDES
AmBnXp, with (m+n):p = 3:2
Heazlewoodite2.5.3.1Ni3S2
AmBnXp, with (m+n):p = 9:8
Mackinawite2.7.2.1(Fe,Ni)9S8
Pentlandite2.7.1.1(FexNiy)Σ9S8
AmXp, with m:p = 1:1
Pyrrhotite2.8.10.1Fe7S8
AmBnXp, with (m+n):p = 1:1
Rasvumite2.9.11.1KFe2S3
AmBnXp, with (m+n):p = 1:2
Pyrite2.12.1.1FeS2
Chlor-sulfides
Djerfisherite2.15.2.1K6(Fe,Cu,Ni)25S26Cl
Group 4 - SIMPLE OXIDES
A2X3
Corundum4.3.1.1Al2O3
Ilmenite4.3.5.1Fe2+TiO3
Perovskite4.3.3.1CaTiO3
Group 7 - MULTIPLE OXIDES
AB2X4
Chromite7.2.3.3Fe2+Cr3+2O4
Magnetite7.2.2.3Fe2+Fe3+2O4
Spinel7.2.1.1MgAl2O4
Group 14 - ANHYDROUS NORMAL CARBONATES
A(XO3)
Calcite14.1.1.1CaCO3
AB(XO3)2
Dolomite14.2.1.1CaMg(CO3)2
Group 29 - HYDRATED ACID AND NORMAL SULFATES
AXO4·xH2O
Gypsum29.6.3.1CaSO4 · 2H2O
Group 51 - NESOSILICATES Insular SiO4 Groups Only
Insular SiO4 Groups Only with all cations in octahedral [6] coordination
Forsterite51.3.1.2Mg2SiO4
Group 52 - NESOSILICATES Insular SiO4 Groups and O,OH,F,H2O
Insular SiO4 Groups and O, OH, F, and H2O with cations in [4] and >[4] coordination
Kyanite52.2.2c.1Al2(SiO4)O
Group 65 - INOSILICATES Single-Width,Unbranched Chains,(W=1)
Single-Width Unbranched Chains, W=1 with chains P=2
Diopside65.1.3a.1CaMgSi2O6
Enstatite65.1.2.1MgSiO3
Group 71 - PHYLLOSILICATES Sheets of Six-Membered Rings
Sheets of 6-membered rings with 2:1 layers
Phlogopite71.2.2b.1KMg3(AlSi3O10)(OH)2
Group 75 - TECTOSILICATES Si Tetrahedral Frameworks
Si Tetrahedral Frameworks - SiO2 with [4] coordinated Si
Quartz75.1.3.1SiO2
Unclassified Minerals, Mixtures, etc.
'Clinopyroxene Subgroup'-
'Desert Rose'-
Diopside
var: Chromian Diopside
-Ca(Mg,Cr)Si2O6
'Fayalite-Forsterite Series'-
'Garnet Group'-X3Z2(SiO4)3
Magnetite
var: Titaniferous Magnetite
-Fe2+(Fe3+,Ti)2O4
Quartz
var: Chalcedony
-SiO2
'Serpentine Subgroup'-D3[Si2O5](OH)4 D = Mg, Fe, Ni, Mn, Al, Zn
Spinel
var: Pleonaste
-(Mg,Fe)Al2O4

List of minerals for each chemical element

HHydrogen
H PhlogopiteKMg3(AlSi3O10)(OH)2
H GypsumCaSO4 · 2H2O
H Serpentine SubgroupD3[Si2O5](OH)4 D = Mg, Fe, Ni, Mn, Al, Zn
CCarbon
C DiamondC
C DolomiteCaMg(CO3)2
C GraphiteC
C CalciteCaCO3
OOxygen
O Garnet GroupX3Z2(SiO4)3
O IlmeniteFe2+TiO3
O Diopside (var: Chromian Diopside)Ca(Mg,Cr)Si2O6
O EnstatiteMgSiO3
O PhlogopiteKMg3(AlSi3O10)(OH)2
O GypsumCaSO4 · 2H2O
O CorundumAl2O3
O KyaniteAl2(SiO4)O
O Spinel (var: Pleonaste)(Mg,Fe)Al2O4
O Magnetite (var: Titaniferous Magnetite)Fe2+(Fe3+,Ti)2O4
O DiopsideCaMgSi2O6
O DolomiteCaMg(CO3)2
O SpinelMgAl2O4
O PerovskiteCaTiO3
O ForsteriteMg2SiO4
O Serpentine SubgroupD3[Si2O5](OH)4 D = Mg, Fe, Ni, Mn, Al, Zn
O CalciteCaCO3
O ChromiteFe2+Cr23+O4
O Quartz (var: Chalcedony)SiO2
O MagnetiteFe2+Fe23+O4
O QuartzSiO2
MgMagnesium
Mg Diopside (var: Chromian Diopside)Ca(Mg,Cr)Si2O6
Mg EnstatiteMgSiO3
Mg PhlogopiteKMg3(AlSi3O10)(OH)2
Mg Spinel (var: Pleonaste)(Mg,Fe)Al2O4
Mg DiopsideCaMgSi2O6
Mg DolomiteCaMg(CO3)2
Mg SpinelMgAl2O4
Mg ForsteriteMg2SiO4
Mg Serpentine SubgroupD3[Si2O5](OH)4 D = Mg, Fe, Ni, Mn, Al, Zn
AlAluminium
Al PhlogopiteKMg3(AlSi3O10)(OH)2
Al CorundumAl2O3
Al KyaniteAl2(SiO4)O
Al Spinel (var: Pleonaste)(Mg,Fe)Al2O4
Al SpinelMgAl2O4
Al Serpentine SubgroupD3[Si2O5](OH)4 D = Mg, Fe, Ni, Mn, Al, Zn
SiSilicon
Si Garnet GroupX3Z2(SiO4)3
Si Diopside (var: Chromian Diopside)Ca(Mg,Cr)Si2O6
Si EnstatiteMgSiO3
Si PhlogopiteKMg3(AlSi3O10)(OH)2
Si KyaniteAl2(SiO4)O
Si DiopsideCaMgSi2O6
Si ForsteriteMg2SiO4
Si Serpentine SubgroupD3[Si2O5](OH)4 D = Mg, Fe, Ni, Mn, Al, Zn
Si Quartz (var: Chalcedony)SiO2
Si QuartzSiO2
SSulfur
S GypsumCaSO4 · 2H2O
S HeazlewooditeNi3S2
S PyriteFeS2
S DjerfisheriteK6(Fe,Cu,Ni)25S26Cl
S Pentlandite(FexNiy)Σ9S8
S PyrrhotiteFe7S8
S Mackinawite(Fe,Ni)9S8
S RasvumiteKFe2S3
ClChlorine
Cl DjerfisheriteK6(Fe,Cu,Ni)25S26Cl
KPotassium
K PhlogopiteKMg3(AlSi3O10)(OH)2
K DjerfisheriteK6(Fe,Cu,Ni)25S26Cl
K RasvumiteKFe2S3
CaCalcium
Ca Diopside (var: Chromian Diopside)Ca(Mg,Cr)Si2O6
Ca GypsumCaSO4 · 2H2O
Ca DiopsideCaMgSi2O6
Ca DolomiteCaMg(CO3)2
Ca PerovskiteCaTiO3
Ca CalciteCaCO3
TiTitanium
Ti IlmeniteFe2+TiO3
Ti Magnetite (var: Titaniferous Magnetite)Fe2+(Fe3+,Ti)2O4
Ti PerovskiteCaTiO3
CrChromium
Cr Diopside (var: Chromian Diopside)Ca(Mg,Cr)Si2O6
Cr ChromiteFe2+Cr23+O4
MnManganese
Mn Serpentine SubgroupD3[Si2O5](OH)4 D = Mg, Fe, Ni, Mn, Al, Zn
FeIron
Fe IlmeniteFe2+TiO3
Fe Spinel (var: Pleonaste)(Mg,Fe)Al2O4
Fe Magnetite (var: Titaniferous Magnetite)Fe2+(Fe3+,Ti)2O4
Fe PyriteFeS2
Fe Serpentine SubgroupD3[Si2O5](OH)4 D = Mg, Fe, Ni, Mn, Al, Zn
Fe ChromiteFe2+Cr23+O4
Fe DjerfisheriteK6(Fe,Cu,Ni)25S26Cl
Fe Pentlandite(FexNiy)Σ9S8
Fe PyrrhotiteFe7S8
Fe Mackinawite(Fe,Ni)9S8
Fe MagnetiteFe2+Fe23+O4
Fe RasvumiteKFe2S3
NiNickel
Ni HeazlewooditeNi3S2
Ni Serpentine SubgroupD3[Si2O5](OH)4 D = Mg, Fe, Ni, Mn, Al, Zn
Ni DjerfisheriteK6(Fe,Cu,Ni)25S26Cl
Ni Pentlandite(FexNiy)Σ9S8
Ni Mackinawite(Fe,Ni)9S8
CuCopper
Cu DjerfisheriteK6(Fe,Cu,Ni)25S26Cl
ZnZinc
Zn Serpentine SubgroupD3[Si2O5](OH)4 D = Mg, Fe, Ni, Mn, Al, Zn

Regional Geology

This geological map and associated information on rock units at or nearby to the coordinates given for this locality is based on relatively small scale geological maps provided by various national Geological Surveys. This does not necessarily represent the complete geology at this locality but it gives a background for the region in which it is found.

Click on geological units on the map for more information. Click here to view full-screen map on Macrostrat.org

Paleoproterozoic - Archean
1600 - 4000 Ma



ID: 3192219
Archean-Paleoproterozoic volcanic rocks

Age: Precambrian (1600 - 4000 Ma)

Comments: Kapvaal Craton

Lithology: Felsic volcanic rocks

Reference: Chorlton, L.B. Generalized geology of the world: bedrock domains and major faults in GIS format: a small-scale world geology map with an extended geological attribute database. doi: 10.4095/223767. Geological Survey of Canada, Open File 5529. [154]

Neoarchean - Mesoarchean
2500 - 3200 Ma



ID: 2233940
Allanridge Formation of Ventersdorp Supergroup

Age: Archean (2500 - 3200 Ma)

Stratigraphic Name: Allanridge Formation

Description: Andesitic lavas, tuffs

Reference: Council for Geoscience. Geologic map of South Africa, 1:1M. National Science Councils of South Africa. [41]

Neoarchean
2500 - 2800 Ma



ID: 3308076

Age: Neoarchean (2500 - 2800 Ma)

Lithology: Volcanic-sedimentary and plutonic

Reference: Thiéblemont, D. (ed.). New edition of the 1:10,000,000 geological map of Africa. CGMW-BRGM. [190]

Data and map coding provided by Macrostrat.org, used under Creative Commons Attribution 4.0 License

References

Sort by

Year (asc) Year (desc) Author (A-Z) Author (Z-A)
Cairncross, B. and Dixon, R., (1995) Minerals of South Africa. The Geological Society of South Africa, 211 pp.
Cairncross, B. (2004) Field Guide To Rocks & Minerals Of Southern Africa. Struik Publishers, Cape Town, SA, 124 pp.

Localities in this Region
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