Moving mountains for you
Switch currency

Current Live Auctions

Current Live Fixed Price Sales

Hurlbutite & Roscherite

Views:
Watches:
BCK603161

Hurlbutite & Roscherite

Rare Mineral

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: 
0.4 × 0.3 × 0.2 cm
Description

You are bidding on a small, but really good sample of hurlbutite from Tip Top. There are a few balls of crystals that are quite large for the locality, and not like the normal jelly-like spheres, among the bright red roscherite crystals. Small but very high quality. 

Mineral Data
What's on the rock

Hurlbutite

Formula: 
CaBe2(PO4)2
Strunz: 
8.AA.15
Crystal System: 
Orthorhombic
Hardness: 
6.0
Streak: 
White
Type Locality: 
Chandlers Mill Quarry, Newport, Sullivan Co., New Hampshire, USA

Roscherite

Formula: 
Ca2Mn2+5Be4(PO4)6(OH)4·6H2O
Strunz: 
8.DA.10
Crystal System: 
Monoclinic Tabular crystals or platy aggregates
Hardness: 
4.5 - 0.0
Streak: 
White
Type Locality: 
Greifenstein Rocks, Ehrenfriedersdorf, Erzgebirge, Saxony, Germany

Seller Information

Payment options: offline, paypal_wpp, paypal_wps