Moving mountains for you
Switch currency

Current Live Auctions

Current Live Fixed Price Sales

Goethite Psm Gypsum & Calcite

Views:
Watches:
PFK719402

Goethite Psm Gypsum & Calcite

Classic Locality

Description Tabs

Description
Locality: 
Hilarion Mine, Hilarion, Kamariza, Agios Konstantinos, Lavrion District, Attiki Prefecture, Greece
Class: 
Crystals on Matrix
Size Range: 
Cabinet (10-18 cm)
Size: 
12.3 × 11.2 × 4.9 cm
Description

Fine and well-sized pseudomorph of goethite after crystals of selenite with contrasting white calcite. Old, classic specimen from the hilarion mine.

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.

Calcite

Polymorph of: 
Formula: 
CaCO3
Strunz: 
5.AB.05
Crystal System: 
Trigonal
Hardness: 
3.0
Streak: 
White

Seller Information

Payment options: offline, paypal_wpp, paypal_wps