Moving mountains for you
Switch currency

Current Live Auctions

Current Live Fixed Price Sales

Goethite Psm Gypsum

Views:
Watches:
CLB80457

Goethite Psm Gypsum

Pseudomorph

Description Tabs

Description
Locality: 
Lavrion District Mines, Attiki Prefecture, Greece
Size Range: 
Cabinet (10-18 cm)
Size: 
14.3 × 9.8 × 5.5 cm
Description

Sensational perimorphosis (encasing pseudomorphosis) of goethite after gypsum. Goethite encased gypsum crystals which later were dissolved and left hollow crystals of the replcing material. Very nice iridescent colors on several surfaces. A real highlight.

Mineral Data
What's on the rock

Goethite

Formula: 
α-Fe3+O(OH)
Strunz: 
4.00.
Crystal System: 
Orthorhombic
Hardness: 
5.0 - 5.5
Type Locality: 
Hollertszug Mine (Hollerter Zug Mine), Dermbach, Herdorf, Siegerland, Rhineland-Palatinate, Germany

Gypsum

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

Seller Information

Payment options: offline, paypal_wpp, paypal_wps