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Franklinite With Chondrodite

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KRM63776

Franklinite With Chondrodite

Description Tabs

Description
Locality: 
Koksha Valley, Badakhshan Province, Afghanistan
Size Range: 
Miniature (4.5-7 cm)
Size: 
3.4 × 5.6 × 3.2 cm
Largest Crystal: 
1.10cm
Description

A combinatio of franklinite  and chondrodite with calcite from a famed classic mineral locality Badakhshan.

Some embeded micaceous can also seen though calcite matrix.

Minor chipping and etching can be seen to franklinite crystal.

 

Mineral Data
What's on the rock

Franklinite

Formula: 
Zn2+Fe3+2O4
Strunz: 
4.BB.05
Crystal System: 
Isometric
Hardness: 
5.5 - 6.0
Colour: 
Black
Type Locality: 
Sterling Mine, Sterling Hill, Ogdensburg, Franklin Mining District, Sussex Co., New Jersey, USA

Chondrodite

Formula: 
(Mg,Fe2+)5(SiO4)2(F,OH)2
Strunz: 
9.AF.45
Crystal System: 
Monoclinic
Hardness: 
6.0 - 6.5
Type Locality: 
Skräbböle quarry, Pargas (Parainen), Southwestern Finland Region, Finland

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