Latitude: 23°27'S
Longitude: 18°32'E
150 km E of Windhoek. 4,5 km long cave system. Mined for bat guano. A white friable slag with arnhemite, pyrocoproite and pyrophosphite (all three names published without IMA approval) is interpreted to have resulted from the melting of ashes during the combustion of bat guano.
Mineral List
10 entries listed. 7 valid minerals. 1 type locality (valid mineral).
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References
- Martini, J. E. (1994): Two new minerals originated from bat guano combustion in Arnhem Cave, Namibia. South African Speleological Assoc. Bull. 33, 66-69. [Abstract in Am. Mineral. 84, 193]
- Bezing, L. von, Bode, R. & Jahn, S. (2008): Namibia Minerals and Localities. Edition Schloss Freudenstein, Bode Verlag GmbH, Haltern, 455 pp. (in English)
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