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Columbite-(Fe) With Eosphorite

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KRM661418

Columbite-(Fe) With Eosphorite

Description Tabs

Description
Locality: 
Shigar Valley, Gilgit-Baltistan, Pakistan
Class: 
Crystals on Matrix
Size Range: 
Small miniature (3-4.5 cm)
Size: 
1.8 × 4.4 × 2.6 cm
Description

A very good lustrous columbite fe crystals hosts to matrix , there are two very tiny esphorite crystals , no damage to main crystals , 

Mineral Data
What's on the rock

Columbite-(Fe)

Formula: 
FeNb2O6
Strunz: 
4.DB.35
Hardness: 
6.0
Type Locality: 
Green's Well pegmatite (Green's Tank), Pilgangoora, Wallareenya Station, Port Hedland Shire, Western Australia, Australia...

Eosphorite

Formula: 
(Mn2+,Fe2+)Al(PO4)(OH)2·H2O
Strunz: 
8.DD.20
Crystal System: 
Orthorhombic
Hardness: 
5.0
Streak: 
White
Type Locality: 
Fillow Quarry (Branchville Quarry; Branchville Mica Mine; Smith Mine), Branchville, Redding (Reading), Fairfield Co., Connecticut, USA
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