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Bruce mine, Sishen, Kathu, Postmasburg manganese field, Northern Cape Province, South Africa

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List of minerals arranged by Strunz 10th Edition classification
Group 4 - Oxides and Hydroxides
Quartz4.DA.05SiO2
Group 5 - Nitrates and Carbonates
Strontianite5.AB.15SrCO3
Witherite5.AB.15BaCO3
Group 9 - Silicates
Aegirine9.DA.25NaFe3+Si2O6
Albite9.FA.35Na(AlSi3O8)
Armbrusterite9.EG.65K5Na7Mn15[(Si9O22)4](OH)10 · 4H2O
Braunite9.AG.05Mn2+Mn3+6(SiO4)O8
Kentrolite9.BE.80Pb2Mn3+2(Si2O7)O2
Norrishite9.EC.20KLiMn3+2(Si4O10)O2
Serandite9.DG.05Na(Mn2+,Ca)2(HSi3O9)
Sugilite9.CM.05K(Na,□)2Li3(Fe,Mn,Al,Zr)2[Si12O30]
Unclassified Minerals
'Feldspar Group'-


12 entries listed. 11 valid minerals.

References

- John M. Moore, Barbara K. Kuhn, Darren F. Mark, and Harilaos Tsikos (2011): A sugilite-bearing assemblage from the Wolhaarkop breccia, Bruce iron-ore mine, South Africa: Evidence for alkali metasomatism and 40Ar-39Ar dating. European Journal of Mineralogy 23, 661-673.

Mineral and/or Locality  
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