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Leucophosphite

#50992
SOLD
Leucophosphite from Tip Top mine, Custer Co., South Dakota, United States - 50992
Leucophosphite from Tip Top mine, Custer Co., South Dakota, United States - 50992

Leucophosphite

#50992
Availability
Sold
Size
4 x 3 x 4.5 cm - Miniature 
Formula
KFe3+2(PO4)2(OH)·2H2O (RRUFF)
Locality
Tip Top mine, Custer Co., South Dakota, United States
Tagged
phosphate , pegmatite mineral

Color changing Leucophosphite crystals to 0.5mm. The entire vug is lined with crystals. The color is purple under incandescent lighting and green under sunlight. The digital camera really brings out the purple! 

Leucophosphite

Formula
KFe3+2(PO4)2(OH)·2H2O 
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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