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Francis Baard District, Northern Cape, South Africai
Regional Level Types
Francis Baard DistrictDistrict
Northern CapeProvince
South AfricaCountry

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Key


Previously known as Diamantveld District.

Regions containing this locality

African PlateTectonic Plate

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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

73 valid minerals. 7 (TL) - type locality of valid minerals. 1 erroneous literature entry.

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

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Alphabetical List Tree Diagram

Detailed Mineral List:

Afwillite (TL)
Formula: Ca3(HSiO4)2 · 2H2O
Type Locality:
Reference: [Mineralogical Magazine(1925) 20, 277-285; Clark, 1993 - "Hey's Mineral Index, 3rd Edition"]
'Apatite'
Formula: Ca5(PO4)3(Cl/F/OH)
Aphthitalite
Formula: (K,Na)3Na(SO4)2
Reference: Giuliani, A., Kamenetsky, V. S., Phillips, D., Kendrick, M. A., Wyatt, B. A., & Goemann, K. (2012). Nature of alkali-carbonate fluids in the sub-continental lithospheric mantle. Geology, 40(11), 967-970.
'Apophyllite'
Arcanite
Formula: K2SO4
Reference: Giuliani, A., Soltys, A., Phillips, D., Kamenetsky, V. S., Maas, R., Goemann, K., ... & Griffin, W. L. (2017). The final stages of kimberlite petrogenesis: petrography, mineral chemistry, melt inclusions and Sr-CO isotope geochemistry of the Bultfontein kimberlite (Kimberley, South Africa). Chemical Geology, 455, 342-356.
Armalcolite
Formula: (Mg,Fe2+)Ti2O5
Baddeleyite
Formula: ZrO2
Baryte
Formula: BaSO4
Bradleyite
Formula: Na3Mg(CO3)(PO4)
Reference: Giuliani, A., Kamenetsky, V. S., Phillips, D., Kendrick, M. A., Wyatt, B. A., & Goemann, K. (2012). Nature of alkali-carbonate fluids in the sub-continental lithospheric mantle. Geology, 40(11), 967-970.; Giuliani, A., Soltys, A., Phillips, D., Kamenetsky, V. S., Maas, R., Goemann, K., ... & Griffin, W. L. (2017). The final stages of kimberlite petrogenesis: petrography, mineral chemistry, melt inclusions and Sr-CO isotope geochemistry of the Bultfontein kimberlite (Kimberley, South Africa). Chemical Geology, 455, 342-356.
Bultfonteinite (TL)
Formula: Ca2(HSiO4)F · H2O
Description: The mineral was first found by a miner named Cann in 1903 or 1904 on the 480-foot level of the Bultfontein mine at Kimberley. It occurred, associated with calcite, apophyllite, and natrolite, in a large 'horse' of dolerite and shale fragments enclosed in kimberlite, Parry et al (1932)
Reference: Parry J, Williams A F, Wright F E (1932) On bultfonteinite, a new fluorine-bearing hydrous calcium silicate from South Africa. Mineralogical Magazine 23, 145-162
Calcite
Formula: CaCO3
Localities: Reported from at least 7 localities in this region.
Calcite var: Glendonite
Formula: CaCO3
Reference: South African Journal of Geology Date: September 1, 2001 p265
Cebollite
Formula: Ca5Al2(SiO4)3(OH)4
Description: Pectolite
Reference: http://rruff.geo.arizona.edu/doclib/hom/cebollite.pdf.; F. J. Kruger (1982) The Occurrence of Cebollite in Kimberlite and Included Zeolitized Crustal Xenoliths—A Correction and Discussion of the Occurrence of Pectolite. Mineralogical Magazine 46:274-275.
Celestine
Formula: SrSO4
Colour: Blue
Description: Large crystals found in the bultfontein diamond pipe.
Reference: Cairncross, B. (2004) Field Guide To Rocks & Minerals Of Southern Africa: 67.
'Chrome-Spinel (of Dana)'
Chromite
Formula: Fe2+Cr3+2O4
'Clinopyroxene Subgroup'
Corundum
Formula: Al2O3
Cuspidine ?
Formula: Ca4(Si2O7)(F,OH)2
Reference: Giuliani, A., Soltys, A., Phillips, D., Kamenetsky, V. S., Maas, R., Goemann, K., ... & Griffin, W. L. (2017). The final stages of kimberlite petrogenesis: petrography, mineral chemistry, melt inclusions and Sr-CO isotope geochemistry of the Bultfontein kimberlite (Kimberley, South Africa). Chemical Geology, 455, 342-356.
'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 33 localities in this region.
Diamond var: Stewartite (of Sutton)
Formula: C
Reference: J. H. Sutton, 1911. Nature, London, vol. lxxxvii, p. 550
Diopside
Formula: CaMgSi2O6
Diopside var: Chromian Diopside
Formula: Ca(Mg,Cr)Si2O6
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
Eitelite
Formula: Na2Mg(CO3)2
Reference: Giuliani, A., Kamenetsky, V. S., Phillips, D., Kendrick, M. A., Wyatt, B. A., & Goemann, K. (2012). Nature of alkali-carbonate fluids in the sub-continental lithospheric mantle. Geology, 40(11), 967-970.
Enstatite
Formula: MgSiO3
Fairchildite
Formula: K2Ca(CO3)2
Reference: Giuliani, A., Kamenetsky, V. S., Phillips, D., Kendrick, M. A., Wyatt, B. A., & Goemann, K. (2012). Nature of alkali-carbonate fluids in the sub-continental lithospheric mantle. Geology, 40(11), 967-970.
'Fayalite-Forsterite Series'
Localities: Reported from at least 12 localities in this region.
Fluorapophyllite-(K)
Formula: KCa4(Si8O20)(F,OH) · 8H2O
Fluorite
Formula: CaF2
Reference: Giuliani, A., Soltys, A., Phillips, D., Kamenetsky, V. S., Maas, R., Goemann, K., ... & Griffin, W. L. (2017). The final stages of kimberlite petrogenesis: petrography, mineral chemistry, melt inclusions and Sr-CO isotope geochemistry of the Bultfontein kimberlite (Kimberley, South Africa). Chemical Geology, 455, 342-356.
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
Freudenbergite
Formula: Na2(Ti,Fe)8O16
Reference: Giuliani, A., Kamenetsky, V. S., Phillips, D., Kendrick, M. A., Wyatt, B. A., & Goemann, K. (2012). Nature of alkali-carbonate fluids in the sub-continental lithospheric mantle. Geology, 40(11), 967-970.
'Garnet Group'
Formula: X3Z2(SiO4)3
Localities: Reported from at least 10 localities in this region.
Geikielite
Formula: MgTiO3
Reference: http://rruff.geo.arizona.edu/doclib/hom/geikielite.pdf.
Gold
Formula: Au
Reference: Minerals of South Africa
Graphite
Formula: C
Reference: Field, M., Stiefenhofer, J., Robey, J., and Kurszlaukis, S. (2008): Ore Geology Reviews 34, 33-75.
Gregoryite
Formula: (Na2,K2,Ca)CO3
Reference: Giuliani, A., Kamenetsky, V. S., Phillips, D., Kendrick, M. A., Wyatt, B. A., & Goemann, K. (2012). Nature of alkali-carbonate fluids in the sub-continental lithospheric mantle. Geology, 40(11), 967-970.
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;
Halite
Formula: NaCl
Reference: Giuliani, A., Kamenetsky, V. S., Phillips, D., Kendrick, M. A., Wyatt, B. A., & Goemann, K. (2012). Nature of alkali-carbonate fluids in the sub-continental lithospheric mantle. Geology, 40(11), 967-970.; Giuliani, A., Soltys, A., Phillips, D., Kamenetsky, V. S., Maas, R., Goemann, K., ... & Griffin, W. L. (2017). The final stages of kimberlite petrogenesis: petrography, mineral chemistry, melt inclusions and Sr-CO isotope geochemistry of the Bultfontein kimberlite (Kimberley, South Africa). Chemical Geology, 455, 342-356.
Hawthorneite (TL)
Formula: BaMgTi3Cr4Fe2+2Fe3+2O19
Type Locality:
Reference: Amer.Min.(1989), 74, 668-675; Minerals of South Africa
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
Hydroxyapophyllite-(K)
Formula: KCa4(Si8O20)(OH,F) · 8H2O
Reference: American Mineralogist, Volume 63, pages 196-202, 1978
'Hypersthene'
Formula: (Mg,Fe)SiO3
Reference: Mathias, M., Siebert, J.C., and Rickwood, P.C. (1970): Contributions to Mineralogy and Petrology 26, 75-123.
Ilmenite
Formula: Fe2+TiO3
Localities: Reported from at least 7 localities in this region.
Ilmenite var: Magnesian Chromian Ilmenite
Formula: (Fe2+,Mg)(Ti,Cr)O3
Reference: Anthony, J.W., Bideaux, R.A., Bladh, K.W. and Nichols, M.C., Eds. Handbook of Mineralogy, Mineralogical Society of America, Chantilly, VA 20151-1110, USA. http://www.handbookofmineralogy.org/ (2016)
Ilmenite var: Picroilmenite
Formula: (Fe2+,Mg)TiO3
Reference: Giuliani, A., Kamenetsky, V. S., Phillips, D., Kendrick, M. A., Wyatt, B. A., & Goemann, K. (2012). Nature of alkali-carbonate fluids in the sub-continental lithospheric mantle. Geology, 40(11), 967-970.
Iron
Formula: Fe
Reference: Clarke, Roy S., Jr., and Joseph I. Goldstein. (1978) Schreibersite Growth and Its Influence on the Metallography of Coarse-Structured Iron Meteorites. Smithsonian Contributions to the Earth Sciences, number 21, 80 pp
Iron var: Kamacite
Formula: (Fe,Ni)
Reference: Clarke, Roy S., Jr., and Joseph I. Goldstein. (1978) Schreibersite Growth and Its Influence on the Metallography of Coarse-Structured Iron Meteorites. Smithsonian Contributions to the Earth Sciences, number 21, 80 pp
Kalsilite
Formula: KAlSiO4
Reference: Giuliani, A., Kamenetsky, V. S., Phillips, D., Kendrick, M. A., Wyatt, B. A., & Goemann, K. (2012). Nature of alkali-carbonate fluids in the sub-continental lithospheric mantle. Geology, 40(11), 967-970.
Kinoshitalite
Formula: (Ba,K)(Mg,Mn2+,Al)3(Al2Si2O10)(OH)2
Reference: Soltys, A., Giuliani, A., & Phillips, D. (2018). Crystallisation sequence and magma evolution of the De Beers dyke (Kimberley, South Africa). Mineralogy and Petrology, 1-16.
Kogarkoite
Formula: Na3(SO4)F
Reference: Giuliani, A., Kamenetsky, V. S., Phillips, D., Kendrick, M. A., Wyatt, B. A., & Goemann, K. (2012). Nature of alkali-carbonate fluids in the sub-continental lithospheric mantle. Geology, 40(11), 967-970.
Kyanite
Formula: Al2(SiO4)O
Lindsleyite (TL)
Formula: (Ba,Sr)(Zr,Ca)(Fe,Mg)2(Ti,Cr,Fe)18O38
Reference: J.W. Anthony, R.A. Bideaux, K.W. Bladh, M.C. Nichols: Handbook of Mineralogy, Vol. III (1997)
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.
Magnesioferrite
Formula: MgFe3+2O4
Reference: Giuliani, A., Kamenetsky, V. S., Phillips, D., Kendrick, M. A., Wyatt, B. A., & Goemann, K. (2012). Nature of alkali-carbonate fluids in the sub-continental lithospheric mantle. Geology, 40(11), 967-970.
Magnesite
Formula: MgCO3
Reference: Giuliani, A., Kamenetsky, V. S., Phillips, D., Kendrick, M. A., Wyatt, B. A., & Goemann, K. (2012). Nature of alkali-carbonate fluids in the sub-continental lithospheric mantle. Geology, 40(11), 967-970.; Giuliani, A., Soltys, A., Phillips, D., Kamenetsky, V. S., Maas, R., Goemann, K., ... & Griffin, W. L. (2017). The final stages of kimberlite petrogenesis: petrography, mineral chemistry, melt inclusions and Sr-CO isotope geochemistry of the Bultfontein kimberlite (Kimberley, South Africa). Chemical Geology, 455, 342-356.
Magnetite
Formula: Fe2+Fe3+2O4
Magnetite var: Titaniferous Magnetite
Formula: Fe2+(Fe3+,Ti)2O4
Mathiasite (TL)
Formula: (K, Ba, Sr)(Zr, Fe)(Mg,Fe)2 (Ti,Cr,Fe)18O38
Reference: S.E. Haggerty, J.R. Smyth, A.J. Erlank, R.S. Rickard, R.V. Danchin: Amer. Mineral. 68:494-505 (1983)
'Monazite'
Reference: Soltys, A., Giuliani, A., & Phillips, D. (2018). Crystallisation sequence and magma evolution of the De Beers dyke (Kimberley, South Africa). Mineralogy and Petrology, 1-16.
Monticellite
Formula: CaMgSiO4
Mountainite (TL)
Formula: KNa2Ca2[Si8O19(OH)] · 6H2O
Type Locality:
Reference: Gard J A, Taylor H F W, Chalmers R A (1957) An investigation of two new minerals: rhodesite and mountainite. Mineralogical Magazine 31, 611-623
Nahcolite
Formula: NaHCO3
Reference: Giuliani, A., Kamenetsky, V. S., Phillips, D., Kendrick, M. A., Wyatt, B. A., & Goemann, K. (2012). Nature of alkali-carbonate fluids in the sub-continental lithospheric mantle. Geology, 40(11), 967-970.
Natrite
Formula: Na2CO3
Reference: Giuliani, A., Kamenetsky, V. S., Phillips, D., Kendrick, M. A., Wyatt, B. A., & Goemann, K. (2012). Nature of alkali-carbonate fluids in the sub-continental lithospheric mantle. Geology, 40(11), 967-970.
Natrolite
Formula: Na2Al2Si3O10 · 2H2O
Reference: Minerals of South Africa; Parry J, Williams A F, Wright F E (1932) On bultfonteinite, a new fluorine-bearing hydrous calcium silicate from South Africa, Mineralogical Magazine, 23, 145-162
Nyerereite
Formula: Na2Ca(CO3)2
Reference: Giuliani, A., Kamenetsky, V. S., Phillips, D., Kendrick, M. A., Wyatt, B. A., & Goemann, K. (2012). Nature of alkali-carbonate fluids in the sub-continental lithospheric mantle. Geology, 40(11), 967-970.
Omphacite
Formula: (NaaCabFe2+cMgd)(AleFe3+fFe2+gMgh)Si2O6
Reference: Handbook of Mineralogy (http://www.handbookofmineralogy.org/pdfs/omphacite.pdf)
'Orthopyroxene Subgroup'
Pectolite
Formula: NaCa2Si3O8(OH)
Pentlandite
Formula: (FexNiy)Σ9S8
Perovskite
Formula: CaTiO3
Phlogopite
Formula: KMg3(AlSi3O10)(OH)2
Localities: Reported from at least 7 localities in this region.
Potassic-richterite
Formula: {K}{CaNa}{Mg5}Si8O22(OH)2
Priderite
Formula: K(Ti4+7Fe3+)O16
Reference: Giuliani, A., Kamenetsky, V. S., Phillips, D., Kendrick, M. A., Wyatt, B. A., & Goemann, K. (2012). Nature of alkali-carbonate fluids in the sub-continental lithospheric mantle. Geology, 40(11), 967-970.
Pyrite
Formula: FeS2
Pyrope
Formula: Mg3Al2(SiO4)3
Pyrrhotite
Formula: Fe7S8
Quartz
Formula: SiO2
Quartz var: Carnelian
Reference: Minerals of South Africa
Quartz var: Chalcedony
Formula: SiO2
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.
Rhodesite (TL)
Formula: KHCa2Si8O19 · 5H2O
Type Locality:
Reference: Mountain E D (1957) Rhodesite, a new mineral from the Bultfontein mine, Kimberley. Mineralogical Magazine 31, 607-610; Minerals of South Africa
Rutile
Formula: TiO2
Rutile var: Niobian Chromian Rutile
Formula: (Ti,Nb,Cr)O2
Reference: Anthony, J.W., Bideaux, R.A., Bladh, K.W. and Nichols, M.C., Eds. Handbook of Mineralogy, Mineralogical Society of America, Chantilly, VA 20151-1110, USA. http://www.handbookofmineralogy.org/ (2016)
Schreibersite
Formula: (Fe,Ni)3P
Reference: Clarke, Roy S., Jr., and Joseph I. Goldstein. (1978) Schreibersite Growth and Its Influence on the Metallography of Coarse-Structured Iron Meteorites. Smithsonian Contributions to the Earth Sciences, number 21, 80 pp
'Serpentine Subgroup'
Formula: D3[Si2O5](OH)4 D = Mg, Fe, Ni, Mn, Al, Zn
Shortite
Formula: Na2Ca2(CO3)3
Reference: Giuliani, A., Kamenetsky, V. S., Phillips, D., Kendrick, M. A., Wyatt, B. A., & Goemann, K. (2012). Nature of alkali-carbonate fluids in the sub-continental lithospheric mantle. Geology, 40(11), 967-970.; Giuliani, A., Soltys, A., Phillips, D., Kamenetsky, V. S., Maas, R., Goemann, K., ... & Griffin, W. L. (2017). The final stages of kimberlite petrogenesis: petrography, mineral chemistry, melt inclusions and Sr-CO isotope geochemistry of the Bultfontein kimberlite (Kimberley, South Africa). Chemical Geology, 455, 342-356.
Spinel
Formula: MgAl2O4
Localities: Reported from at least 6 localities in this region.
Spinel var: Pleonaste
Formula: (Mg,Fe)Al2O4
Sylvite
Formula: KCl
Reference: Giuliani, A., Kamenetsky, V. S., Phillips, D., Kendrick, M. A., Wyatt, B. A., & Goemann, K. (2012). Nature of alkali-carbonate fluids in the sub-continental lithospheric mantle. Geology, 40(11), 967-970.; Giuliani, A., Soltys, A., Phillips, D., Kamenetsky, V. S., Maas, R., Goemann, K., ... & Griffin, W. L. (2017). The final stages of kimberlite petrogenesis: petrography, mineral chemistry, melt inclusions and Sr-CO isotope geochemistry of the Bultfontein kimberlite (Kimberley, South Africa). Chemical Geology, 455, 342-356.
Titanite
Formula: CaTi(SiO4)O
Reference: S.E. Haggerty, J.R. Smyth, A.J. Erlank, R.S. Rickard, R.V. Danchin: Amer. Mineral. 68:494-505 (1983); Giuliani, A., Kamenetsky, V. S., Phillips, D., Kendrick, M. A., Wyatt, B. A., & Goemann, K. (2012). Nature of alkali-carbonate fluids in the sub-continental lithospheric mantle. Geology, 40(11), 967-970.
Ulvöspinel
Formula: TiFe2O4
Reference: Soltys, A., Giuliani, A., & Phillips, D. (2018). Crystallisation sequence and magma evolution of the De Beers dyke (Kimberley, South Africa). Mineralogy and Petrology, 1-16.
'UM1975-09-O:BaCrFeMgTiV'
Formula: (Fe,Mg,Ba,Ca)3Cr3VTi7O23 or (Ba,Ca)(Fe5Mg3)(Cr7V4Ti20)O66 ?
Reference: Haggerty, S.E. (1975): The chemistry and genesis of opaque minerals in kimberlites. Phys. Chem. Earth: 9: 295-307; in: Fleischer, M., Pabst, A., Cabri, L.J. (1976): New mineral names. American Mineralogist: 61: 1055
Witherite
Formula: BaCO3
Reference: Giuliani, A., Soltys, A., Phillips, D., Kamenetsky, V. S., Maas, R., Goemann, K., ... & Griffin, W. L. (2017). The final stages of kimberlite petrogenesis: petrography, mineral chemistry, melt inclusions and Sr-CO isotope geochemistry of the Bultfontein kimberlite (Kimberley, South Africa). Chemical Geology, 455, 342-356.
Zemkorite
Formula: Na2Ca(CO3)2
Reference: Giuliani, A., Kamenetsky, V. S., Phillips, D., Kendrick, M. A., Wyatt, B. A., & Goemann, K. (2012). Nature of alkali-carbonate fluids in the sub-continental lithospheric mantle. Geology, 40(11), 967-970.; Giuliani, A., Soltys, A., Phillips, D., Kamenetsky, V. S., Maas, R., Goemann, K., ... & Griffin, W. L. (2017). The final stages of kimberlite petrogenesis: petrography, mineral chemistry, melt inclusions and Sr-CO isotope geochemistry of the Bultfontein kimberlite (Kimberley, South Africa). Chemical Geology, 455, 342-356.

List of minerals arranged by Strunz 10th Edition classification

Group 1 - Elements
Diamond1.CB.10aC
var: Stewartite (of Sutton)1.CB.10aC
Gold1.AA.05Au
Graphite1.CB.05aC
Iron1.AE.05Fe
var: Kamacite1.AE.05(Fe,Ni)
Schreibersite1.BD.05(Fe,Ni)3P
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 3 - Halides
Fluorite3.AB.25CaF2
Halite3.AA.20NaCl
Sylvite3.AA.20KCl
Group 4 - Oxides and Hydroxides
Armalcolite4.CB.15(Mg,Fe2+)Ti2O5
Baddeleyite4.DE.35ZrO2
Chromite4.BB.05Fe2+Cr3+2O4
Corundum4.CB.05Al2O3
Freudenbergite4.CC.10Na2(Ti,Fe)8O16
Geikielite4.CB.05MgTiO3
Hawthorneite (TL)4.CC.45BaMgTi3Cr4Fe2+2Fe3+2O19
Ilmenite4.CB.05Fe2+TiO3
var: Magnesian Chromian Ilmenite4.CB.05(Fe2+,Mg)(Ti,Cr)O3
var: Picroilmenite4.CB.05(Fe2+,Mg)TiO3
Lindsleyite (TL)4.CC.40(Ba,Sr)(Zr,Ca)(Fe,Mg)2(Ti,Cr,Fe)18O38
Magnesioferrite4.BB.05MgFe3+2O4
Magnetite4.BB.05Fe2+Fe3+2O4
var: Titaniferous Magnetite4.BB.05Fe2+(Fe3+,Ti)2O4
Mathiasite (TL)4.CC.40(K, Ba, Sr)(Zr, Fe)(Mg,Fe)2 (Ti,Cr,Fe)18O38
Perovskite4.CC.30CaTiO3
Priderite4.DK.05bK(Ti4+7Fe3+)O16
Quartz4.DA.05SiO2
var: Carnelian4.DA.05SiO2
var: Chalcedony4.DA.05SiO2
Rutile4.DB.05TiO2
var: Niobian Chromian Rutile4.DB.05(Ti,Nb,Cr)O2
Spinel4.BB.05MgAl2O4
var: Pleonaste4.BB.05(Mg,Fe)Al2O4
Ulvöspinel4.BB.05TiFe2O4
Group 5 - Nitrates and Carbonates
Bradleyite5.BF.10Na3Mg(CO3)(PO4)
Calcite5.AB.05CaCO3
var: Glendonite5.AB.05CaCO3
Dolomite5.AB.10CaMg(CO3)2
Eitelite5.AC.05Na2Mg(CO3)2
Fairchildite5.AC.20K2Ca(CO3)2
Gregoryite5.AA.10(Na2,K2,Ca)CO3
Magnesite5.AB.05MgCO3
Nahcolite5.AA.15NaHCO3
Natrite5.AA.10Na2CO3
Nyerereite5.AC.10Na2Ca(CO3)2
Shortite5.AC.25Na2Ca2(CO3)3
Witherite5.AB.15BaCO3
Zemkorite5.AC.10Na2Ca(CO3)2
Group 7 - Sulphates, Chromates, Molybdates and Tungstates
Aphthitalite7.AC.35(K,Na)3Na(SO4)2
Arcanite7.AD.05K2SO4
Baryte7.AD.35BaSO4
Celestine7.AD.35SrSO4
Gypsum7.CD.40CaSO4 · 2H2O
Kogarkoite7.BD.15Na3(SO4)F
Group 9 - Silicates
Afwillite (TL)9.AG.75Ca3(HSiO4)2 · 2H2O
Bultfonteinite (TL)9.AG.80Ca2(HSiO4)F · H2O
Cebollite ?9.BB.10Ca5Al2(SiO4)3(OH)4
Cuspidine ?9.BE.17Ca4(Si2O7)(F,OH)2
Diopside9.DA.15CaMgSi2O6
var: Chromian Diopside9.DA.15Ca(Mg,Cr)Si2O6
Enstatite9.DA.05MgSiO3
Fluorapophyllite-(K)9.EA.15KCa4(Si8O20)(F,OH) · 8H2O
Forsterite9.AC.05Mg2SiO4
Hydroxyapophyllite-(K)9.EA.15KCa4(Si8O20)(OH,F) · 8H2O
Kalsilite9.FA.05KAlSiO4
Kinoshitalite9.EC.35(Ba,K)(Mg,Mn2+,Al)3(Al2Si2O10)(OH)2
Kyanite9.AF.15Al2(SiO4)O
Monticellite9.AC.10CaMgSiO4
Mountainite (TL)9.GG.10KNa2Ca2[Si8O19(OH)] · 6H2O
Natrolite9.GA.05Na2Al2Si3O10 · 2H2O
Omphacite9.DA.20(NaaCabFe2+cMgd)(AleFe3+fFe2+gMgh)Si2O6
Pectolite9.DG.05NaCa2Si3O8(OH)
Phlogopite9.EC.20KMg3(AlSi3O10)(OH)2