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Calcite

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MCH638358

Calcite

ex Dr. Harry von Eckermann Collection

Description Tabs

Description
Locality: 
Kåfjord Mines, Alta, Troms og Finnmark, Norway
Class: 
Crystal Group/Cluster
Size Range: 
Miniature (4.5-7 cm)
Size: 
6.8 × 5 × 4.4 cm
Description

An nice old time aggregate of calcite crystals with occasional tiny chalcopyrite crystals set in between from the old Kåfjord Copper Deposit where production finished in1909 and which was quite a large and important mine at this time.

The specimen is from the collection of the famous Swedish mineralogist Harry von Eckermann († 1969, the mineral Eckermannite is named after him) and is followed by an original label bonded in a cardboard box.

Mineral Data
What's on the rock

Calcite

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

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