Moving mountains for you
Switch currency

Current Live Auctions

Current Live Fixed Price Sales

Bournonite & Marmatite

Views:
Watches:
AFM178454

Bournonite & Marmatite

Rare Mineral

Description Tabs

Description
Locality: 
Cavnic Mine, Maramureș County, Romania
Size Range: 
Small miniature (3-4.5 cm)
Size: 
3.7 × 2.9 × 2.2 cm
Description

A fine bournonite with marmatite from Cavnic! Marmatite is exceedingly rare and the contrast with the cogwheel bournonite crystals is fantastic! A rarity from a classic locality!

Mineral Data
What's on the rock

Bournonite

Formula: 
PbCuSbS3
Strunz: 
2.GA.50
Hardness: 
2.5 - 3.0
Type Locality: 
Wheal Boys (Trewetha Mine; Old Trewetha Mine), Port Isaac, St Endellion, Wadebridge District, Cornwall, England, UK

Marmatite

Variety Of: 

Sphalerite

Formula: 
ZnS
Strunz: 
2.CB.05a
Hardness: 
3.5 - 4.0
Formula: 
(Zn,Fe)S
Hardness: 
0.0
Colour: 
Black
AmericanFineMinerals