Moving mountains for you
Switch currency

Current Live Auctions

Current Live Fixed Price Sales

Tremolite & Gypsum

Views:
Watches:
JYJ573408

Tremolite & Gypsum

Analysed

Description Tabs

Description
Locality: 
Tsumeb Mine, Otavi Highlands, Namibia
Class: 
Massive/Crystalline
Size Range: 
Thumbnail (1-3cm)
Size: 
2.4 × 1.7 × 1.5 cm
Description

Dark green tremolite (EDS confirmed) with minor gypsum (Raman confirmed) in chalcocite matrix from Tsumeb. Rather unusual association and interesting for locality collectors.

Mineral Data
What's on the rock

Tremolite

Formula: 
☐{Ca2}{Mg5}(Si8O22)(OH)2
Strunz: 
9.DE.10
Hardness: 
5.0 - 6.0
Streak: 
White
Type Locality: 
Campolungo, Piumogna Valley, Leventina, Ticino (Tessin), Switzerland

Gypsum

Formula: 
CaSO4·2H2O
Strunz: 
7.CD.40
Hardness: 
2.0
Streak: 
White.
Analysis
Analysis Report - only: Tremolite & Gypsum
Item Toolbox