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Heidornite

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SKY570405

Heidornite

Rare Mineral

Description Tabs

Description
Locality: 
Kohnstein Quarry, Niedersachswerfen, Nordhausen District, Thuringia, Germany
Class: 
Crystal Group/Cluster
Size Range: 
Micromount (under 1cm)
Size: 
0.4 × 0.2 × 0.2 cm
Description

White crystal group of the very rare mineral heidornite, from one of the only two known localities.

Heidornite crystals in this quality are rarely seen in the mineral market.

Mineral Data
What's on the rock

Heidornite

Formula: 
Na2Ca3B5O8(SO4)2Cl(OH)2
Strunz: 
6.EC.30
Hardness: 
4.0 - 5.0
Type Locality: 
Frenswegen 3 deep bore, Frenswegen, Nordhorn, Lower Saxony, Germany

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