Moving mountains for you
Switch currency

Current Live Auctions

Current Live Fixed Price Sales

Colemanite

Views:
Watches:
CR655242

Colemanite

Classic Locality

Description Tabs

Description
Locality: 
Kestelek Mine, Mustafakemalpaşa District, Bursa Province, Turkey
Class: 
Crystals on Matrix
Size Range: 
Cabinet (10-18 cm)
Size: 
15 × 10 × 8.5 cm
Largest Crystal: 
3.00cm
Description

Outstanding colemanite specimen from an old collection.

Sharp and perfect crystallized crystals of colemanite on orange colored calcite crystals

Ex Wolfgang Schneider collection and label.

Mineral Data
What's on the rock

Colemanite

Formula: 
Ca[B3O4(OH)3]·H2O
Strunz: 
6.CB.10
Hardness: 
4.5
Type Locality: 
Furnace Creek District (Furnace Creek Borate District; Death Valley Area Borate Deposits; Ryan area), Inyo Co., California, USA