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Biotite from
Gaudeanmus Mine, Arandis Constituency, Erongo Region, Namibia


Locality type:Mine
Classification
Species:'Biotite' (not an IMA approved species)
Formula:K(Fe2+/Mg)2(Al/Fe3+/Mg/Ti)([Si/Al/Fe]2Si2O10)(OH/F)2
Confirmation
Validity:Believed Valid
Data
Mineral Data:Click here to view Biotite data
Locality Data:Click here to view Gaudeanmus Mine, Arandis Constituency, Erongo Region, Namibia
Data Identifiers
Mindat Occurrence Record ID:1798730
Long-form Identifier:1:3:1798730:9
GUID (UUID V4):0
Nearest other occurrences of Biotite
28.7km (17.8 miles) ⓘValencia deposit, Karibib Constituency, Erongo Region, Namibia
29.4km (18.3 miles) ⓘKlein Spitzkoppe, Spitzkoppe area, Dâures Constituency, Erongo Region, Namibia
33.4km (20.7 miles) ⓘGross Spitzkoppe, Spitzkoppe area, Dâures Constituency, Erongo Region, Namibia
40.7km (25.3 miles) ⓘRössing uranium mine, Arandis Constituency, Erongo Region, Namibia
44.9km (27.9 miles) ⓘHenderson Mine (Anderson Mine), Naob Farm 69, Usakos, Karibib Constituency, Erongo Region, Namibia
51.7km (32.2 miles) ⓘHusab Mine, Arandis Constituency, Erongo Region, Namibia
52.8km (32.8 miles) ⓘUsakos tourmaline mine, Usakos, Karibib Constituency, Erongo Region, Namibia
68.4km (42.5 miles) ⓘNavachab Gold Mine, Farm Navachab, Karibib Constituency, Erongo Region, Namibia
90.5km (56.2 miles) ⓘRubikon Mine, Okongava Ost Farm 72, Karibib Constituency, Erongo Region, Namibia
91.0km (56.5 miles) ⓘEtiro pegmatite, Etiro Farm 50, Karibib Constituency, Erongo Region, Namibia
References
Chen, Jinyong; Fan, Honghai; Fu, Wenzhao; Wang, Junxian; Xiu, Xiaoqian; Geng, Teng; Geng, Ruirui; He, Debao; Wang, Shengyun; Yi, Longsheng; et al. (2025) Genesis of the leucogranite-hosted uranium deposit in Gaudeanmus area, Central Damara Belt, Namibia, constrained by mineralogical, and in-situ U-Pb isotopic signatures of uraninite. Ore Geology Reviews, 186. 106881 doi:10.1016/j.oregeorev.2025.106881
 
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