Moving mountains for you
Switch currency

Current Live Auctions

Current Live Fixed Price Sales

Hollandite & Dolomite

Views:
Watches:
LAV131316

Hollandite & Dolomite

Classic Locality

Description Tabs

Description
Locality: 
Esperanza Mine, Lavrion District, Attiki Prefecture, Greece
Size Range: 
Small cabinet (7-10 cm)
Size: 
5.7 × 7.9 × 4 cm
Description

Hairy aggregates of holandite on dolomite. Nice contrast - impressive under microscope,

Mineral Data
What's on the rock

Hollandite

Formula: 
Ba(Mn4+6Mn3+2)O16
Strunz: 
4.DK.05a
Hardness: 
4.0 - 6.0
Streak: 
Black
Type Locality: 
Gowari Wadhona Mine, Chhindwara District (Chindawara District; Chindwara District), Jabalpur Division, Madhya Pradesh, India

Dolomite

Formula: 
CaMg(CO3)2
Strunz: 
5.AB.10
Crystal System: 
Trigonal - Rhombohedral
Hardness: 
3.5 - 4.0
Streak: 
White