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0 item @ $0.00  

Leucophosphite with Bermanite & Rockbridgeite

#39862

Leucophosphite with Bermanite & Rockbridgeite

#39862
Availability
Sold
Size
5 x 6 x 4 cm - Sm Cabinet 
Formula
KFe3+2(PO4)2(OH)·2H2O (RRUFF)
Locality
Tip Top mine, Custer Co., South Dakota, United States
Tagged
phosphate

There is a lot going on in this large vug filled with purple Leucophosphite crystals (2-3mm) with deep red scattered Bermanite and black sprays of acicular Rockbridgeite. Triphylite matrix.

Leucophosphite

Formula
KFe3+2(PO4)2(OH)·2H2
Crystal System
Monoclinic 
Cleavage
Indistinct, None, None 
Luster
Vitreous - Dull 
Color
brown, brownish yellow, colorless, greenish, white 
Streak
white 
Class
Monoclinic - Prismatic 
Fracture
Brittle 
Hardness
3.5 

Data courtesy of Webmineral.

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