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Hematite Psm Calcite

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CR639246

Hematite Psm Calcite

Pseudomorph

Description Tabs

Description
Locality: 
Iserlohn, Arnsberg, North Rhine - Westphalia, Germany
Class: 
Crystals on Matrix
Size Range: 
Small cabinet (7-10 cm)
Size: 
8 × 6.5 × 5 cm
Largest Crystal: 
2.30cm
Description

A rare and excellent pseudomorph from Germany.
Up to 2.3 cm, sharp, lustrous, brick-red hematite after calcite scalenohedron is nicely set in matrix.
This is classic, old-time material from the iron mines at Iserlohn, Sauerland. Very rare, today, to see on the market.
From the collection of the Mineralogical Museum Humboldt University, Berlin.

Mineral Data
What's on the rock

Hematite

Formula: 
Fe2O3
Strunz: 
4.CB.05
Crystal System: 
Trigonal
Hardness: 
5.0 - 6.0

Calcite

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