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Romanèchite Psm Gypsum

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AMP937369

Romanèchite Psm Gypsum

Pseudomorph

Description Tabs

Description
Locality: 
Lavrion District Mines, Attiki Prefecture, Greece
Class: 
Crystals on Matrix
Size Range: 
Cabinet (10-18 cm)
Size: 
12.5 × 9 × 6.5 cm
Largest Crystal: 
5.00cm
Weight: 
355.00gr
Description

Black to reddish color Romanechite crystallization pseudomorphed after Gypsum crystals, classic for the locality, associated with minor amorph Aragonite crystallization on the Romanechite

Mineral Data
What's on the rock

Romanèchite

Formula: 
(Ba,H2O)2Mn5O10
Strunz: 
4.DK.10
Hardness: 
5.0 - 6.0
Type Locality: 
Manganese deposit, Romanèche-Thorens, La Chapelle-de-Guinchay, Saône-et-Loire, Burgundy, France

Gypsum

Formula: 
CaSO4·2H2O
Strunz: 
7.CD.40
Hardness: 
2.0
Streak: 
White.

Seller Information

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Seller's terms and conditions

Items purchased and, for any reasons do not meet your requirements can be returned and you will be fully refund.

For that you can send us an email describing the problem within 7 days after receiving the item.

Return shipping will be paid by the buyer.