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Bournonite & Sphalerite

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FRR752463

Bournonite & Sphalerite

Description Tabs

Description
Locality: 
La Mure, Isère, Auvergne-Rhône-Alpes, France
Class: 
Crystals on Matrix
Size Range: 
Small cabinet (7-10 cm)
Size: 
7 × 4 × 3.8 cm
Largest Crystal: 
0.50cm
Description

A classic of the french mineralogy: association of Sphalerite in reddish, lustruous, complex crystals, with a lead grey well defined Bournonite crystal of 0.5 cm.

The two sulphides are set among greenish blades of Siderite.

Mineral Data
What's on the rock

Sphalerite

Formula: 
ZnS
Strunz: 
2.CB.05a
Crystal System: 
Isometric
Hardness: 
3.5 - 4.0

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

Seller Information

Payment options: offline, paypal_wpp, paypal_wps

Seller's terms and conditions

The item can be returned for whichever reason, provided its original conditions, and within 10 days from its delivery to the Buyer. In the case of returning, the Buyer will be entitled to the refund of the item price; shipping costs will remain at the Buyer's charge in any case.