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Pyrrhotite Manganoan Calcite & Quartz

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ESM579385

Pyrrhotite Manganoan Calcite & Quartz

Description Tabs

Description
Locality: 
Stan Terg Mine, Trepča, Kosovska Mitrovica, Kosovo
Class: 
Combination
Size Range: 
Small cabinet (7-10 cm)
Size: 
3.5 × 8.7 × 6.8 cm
Description

A cluster of platty pyrrhotite crystals with white calcite, quartz crystals and minor rhodochrosite

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

Manganoan Calcite

Variety Of: 

Calcite

Formula: 
CaCO3
Strunz: 
5.AB.05
Hardness: 
3.0
Formula: 
(Ca,Mn)CO3
Hardness: 
0.0

Quartz

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