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Parafransoletite

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BCK762984

Parafransoletite

Type Locality

Description Tabs

Description
Locality: 
Tip Top Mine, Fourmile, Custer County, South Dakota, United States of America
Class: 
Crystals on Matrix
Size Range: 
Micromount (under 1cm)
Size: 
0.1 × 0.1 × 0.1 cm
Description

You are bidding on a small cluster (~1.1mm) with a small cluster of extremely rare parafransoletite crystals on a this sliver of quartz from the type and only locality for the species!

Mineral Data
What's on the rock

Parafransoletite

Formula: 
Ca3Be2(PO4)2(HPO4)2·4H2O
Strunz: 
8.CA.05
Crystal System: 
Triclinic
Hardness: 
2.5
Streak: 
White
Type Locality: 
Tip Top Mine (Tip Top pegmatite), Fourmile, Custer District, Custer Co., South Dakota, USA

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