Moving mountains for you
Switch currency

Current Live Auctions

Current Live Fixed Price Sales

Chalcedony Psm Calcite

Views:
Watches:
SHS28556

Chalcedony Psm Calcite

Description Tabs

Description
Locality: 
Ametista do Sul, Rio Grande do Sul, Brazil
Size Range: 
Cabinet (10-18 cm)
Size: 
10.6 × 6.2 × 3.1 cm
Largest Crystal: 
0.80cm
Description

Chalcedony pseudomorph after calcite crystals

Mineral Data
What's on the rock

Chalcedony

Variety Of: 

Quartz

Formula: 
SiO2
Strunz: 
4.DA.05
Hardness: 
7.0
Hardness: 
6.5 - 7.0
Streak: 
White
Type Locality: 
Kadıköy (Chalcedon), Istanbul Province, Marmara Region, Turkey

Calcite

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