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Tiptopite

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BCK215891

Tiptopite

Type Locality

Description Tabs

Description
Locality: 
Tip Top Mine, Fourmile, Custer County, South Dakota, United States of America
Size Range: 
Thumbnail (1-3cm)
Size: 
1.9 × 1 × 1 cm
Description

You are bidding on a fantastic and very rich sample of tiptopite with englishite, roscherite, whiteite and montgomeryite from the type locality. This is one of the best samples of the mineral I've ever had in my possession. Very rich groups of hexagonal crystals adorn the matrix.

Mineral Data
What's on the rock

Tiptopite

Formula: 
K2(Na,Ca)2Li3Be6(PO4)6(OH)2·H2O
Strunz: 
8.DA.25
Hardness: 
3.5
Type Locality: 
Tip Top Mine (Tip Top pegmatite), Fourmile, Custer District, Custer Co., South Dakota, USA

Seller Information

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