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Siderite Psm Calcite

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RHT688233

Siderite Psm Calcite

Pseudomorph

Description Tabs

Description
Locality: 
Turt Mine, Negrești-Oas, Satu Mare County, Romania
Class: 
Crystal Group/Cluster
Size Range: 
Cabinet (10-18 cm)
Size: 
11 × 7.6 × 3.2 cm
Weight: 
195.00gr
Description

Glossy brown siderite first covering, than replacing platy calcite crystals. A very nice and pretty rare specimen.

Mineral Data
What's on the rock

Siderite

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

Calcite

Polymorph of: 
Formula: 
CaCO3
Strunz: 
5.AB.05
Crystal System: 
Trigonal
Hardness: 
3.0
Streak: 
White
Not Sold
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