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Gypsum & Siderite

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PCZ760565

Gypsum & Siderite

Description Tabs

Description
Locality: 
Turt Mine, Negrești-Oas, Satu Mare County, Romania
Class: 
Crystals on Matrix
Size Range: 
Small cabinet (7-10 cm)
Size: 
9.2 × 8.1 × 3.5 cm
Description

A beautiful aesthetic specimen of clear, colourless gypsum crystals on tan coloured siderite. The gypsum crystals are of excellent lustre and form attractive aggregates A great display specimen in super condition from a less common loality.

Acquired: 
2002
Previous labels supplied (not photographed)
Condition
General: 
Excellent - locality specimen
Main Display: 
Excellent - see description
Lustre: 
Bright
Mineral Data
What's on the rock

Gypsum

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

Siderite

Formula: 
FeCO3
Strunz: 
5.AB.05
Crystal System: 
Trigonal
Hardness: 
3.5 - 4.5
Streak: 
White
Peter Crozier Minerals