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Kayrobertsonite

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BCK612869

Kayrobertsonite

Rare Mineral

Description Tabs

Description
Locality: 
Silbergrube, Waidhaus, Upper Palatinate, Bavaria, Germany
Class: 
Crystals on Matrix
Size Range: 
Thumbnail (1-3cm)
Size: 
2.3 × 2.1 × 1.7 cm
Description

You are bidding on a small sample with very nice white tufts of kayrobertsonite in vugs with minor rittmannite. Only the third locality for this new species. 

Mineral Data
What's on the rock

Kayrobertsonite

Formula: 
[MnAl2(PO4)2(OH)2(H2O)4]·2H2O
Crystal System: 
Triclinic
Type Locality: 
Hagendorf South Pegmatite, Bavaria, Germany Or Foote Mine, Cleveland County, North Carolina, USA...

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