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Ankerite & Quartz

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MGR153725

Ankerite & Quartz

Description Tabs

Description
Locality: 
Shangbao Mine, Leiyang County, Hunan Province, China (Peoples Republic)
Size Range: 
Cabinet (10-18 cm)
Size: 
10.2 × 9.1 × 4.7 cm
Description

Groups of yellow-brown ankerite attractively set on glossy quartz crystals. The ankerite shows satiny lustre.

Mineral Data
What's on the rock

Ankerite

Formula: 
Ca(Fe2+,Mg)(CO3)2
Strunz: 
5.AB.10
Crystal System: 
Trigonal
Hardness: 
3.5 - 4.0
Streak: 
White
Type Locality: 
Styrian Erzberg, Eisenerz, Styria, Austria

Quartz

Formula: 
SiO2
Strunz: 
4.DA.05
Crystal System: 
Trigonal
Hardness: 
7.0
Streak: 
White