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Tantalite-(Mn) With Quartz & Schorl

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KRM181534

Tantalite-(Mn) With Quartz & Schorl

Description Tabs

Description
Locality: 
Darrah I Pech, Chapa Dara District, Kunar Province, Afghanistan
Size Range: 
Small cabinet (7-10 cm)
Size: 
6 × 7.6 × 5 cm
Description

 A very good nice combination specimen of well terminated schorl , well terminated quartz , well terminated tantalite mn crystals hosts to cleavelandite matrix.

ONo damage

Mineral Data
What's on the rock

Tantalite-(Mn)

Formula: 
MnTa2O6
Strunz: 
4.DB.35
Hardness: 
6.0
Type Locality: 
Utö Mines, Utö, Södermanland, Sweden

Quartz

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

Schorl

Formula: 
Na(Fe2+3)Al6(Si6O18)(BO3)3(OH)3(OH)
Strunz: 
9.CK.05
Hardness: 
7.0

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