Moving mountains for you
Switch currency

Current Live Auctions

Current Live Fixed Price Sales

Pyrrhotite & Calcite

Views:
Watches:
PCZ118499

Pyrrhotite & Calcite

Description Tabs

Description
Locality: 
Sabinas Mine, San Martín, Sombrerete Municipality, Zacatecas, Mexico
Size Range: 
Cabinet (10-18 cm)
Size: 
10 × 7 × 5 cm
Description

A deep gash across the display face is lined with tiny quartz crystals. On top of these sits a good coverage of pyrrhotite and a nice sharp calcite.

Mineral Data
What's on the rock

Pyrrhotite

Formula: 
Fe1-xS (x = 0 to 0.17)
Strunz: 
2.CC.10
Crystal System: 
Monoclinic
Hardness: 
3.5 - 4.0

Calcite

Polymorph of: 
Formula: 
CaCO3
Strunz: 
5.AB.05
Crystal System: 
Trigonal
Hardness: 
3.0
Streak: 
White
Peter Crozier Minerals