Ferruginous meta-chert. (Note: The taneyamalite here is very dark brown black, acicular crystals, similar to the related mineral howieite. Some systematic species dealers have been selling dirty yellowish smears from here as "taneyamalite", but this is a clay mineral!)
Mineral List
3 entries listed. 3 valid minerals. 1 type locality (valid mineral).
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Mineral and Locality Search
