Moving mountains for you
Switch currency

Current Live Auctions

Current Live Fixed Price Sales

Cumengeite

Views:
Watches:
ESM537101

Cumengeite

Description Tabs

Description
Locality: 
Lavrion District Mines, Attiki Prefecture, Greece
Class: 
Crystals on Matrix
Size Range: 
Thumbnail (1-3cm)
Size: 
1.1 × 1.7 × 1.1 cm
Description

Lustrous blue cumengeite crystals on matrix

 

Mineral Data
What's on the rock

Cumengeite

Formula: 
Pb21Cu20Cl42(OH)40·6H2O
Strunz: 
3.DB.20
Crystal System: 
Tetragonal
Hardness: 
2.5
Streak: 
Sky-blue
Type Locality: 
Santa Rosalía (El Boleo), Boleo District, Mun. de Mulegé, Baja California Sur (BC Sur), Mexico