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Pyrrhotite With Sphalerite Pyrite & Quartz

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BMM1166549

Description Tabs

Description
Locality: 
Yindu Deposit, Hexigten Banner, Chifeng City, Inner Mongolia, China (Peoples Republic)
Class: 
Crystals on Matrix
Size Range: 
Cabinet (10-18 cm)
Size: 
12.8 × 8 × 5.2 cm
Description

Very beautiful, golden-brown lustrous pyrrhotite crystals on matrix from Yindu, Inner Mongolia. The pyrrhotite crystals show slight tarnish colors in some areas. In addition, small, highly lustrous sphalerite crystals and white quartz crystals have grown on the piece. Spherical pyrite is also present. The back side is cut.

Mineral Data
What's on the rock

Pyrrhotite

Formula: 
Fe1-xS (x = 0 to 0.17)
Strunz: 
2.CC.10
Crystal System: 
Monoclinic
Hardness: 
3.5 - 4.0

Sphalerite

Formula: 
ZnS
Strunz: 
2.CB.05a
Crystal System: 
Isometric
Hardness: 
3.5 - 4.0

Pyrite

Formula: 
FeS2
Strunz: 
2.EB.05a
Crystal System: 
Isometric
Hardness: 
6.0 - 6.5

Quartz

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

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Start 14 Feb 18:00
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Shipping Information

Postage Area Price
Austria
7
EU
19
Rest of Europe
21
USA, Canada, Japan, 1 kg
28
Australia, New Zealand, 1 kg
33

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