Moving mountains for you
Switch currency

Current Live Auctions

Current Live Fixed Price Sales

Bertrandite

Views:
Watches:
ESM552806

Bertrandite

Description Tabs

Description
Locality: 
Strickland Quarry, Collins Hill, Portland, Middlesex County, Connecticut, United States of America
Class: 
Crystal Group/Cluster
Size Range: 
Small cabinet (7-10 cm)
Size: 
5.5 × 7.3 × 6.7 cm
Description

Micro crystals of bertrandite in a beryl cavity

Mineral Data
What's on the rock

Bertrandite

Formula: 
Be4(Si2O7)(OH)2
Strunz: 
9.BD.05
Crystal System: 
Orthorhombic
Hardness: 
6.0 - 7.0
Type Locality: 
Petit-Port, Nantes, Loire-Atlantique, Pays de Loire, France
Item Toolbox