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Lepidolite Tourmaline & Muscovite

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MGR968995

Lepidolite Tourmaline & Muscovite

Description Tabs

Description
Locality: 
Darrah I Pech, Chapa Dara District, Kunar Province, Afghanistan
Class: 
Combination
Size Range: 
Miniature (4.5-7 cm)
Size: 
6.4 × 6.1 × 5.7 cm
Description

Fine cluster of salmon coloured lepidolite from Afghanistan. The base of the specimen consists of mica and there is a perfect formed and deep blue tourmalin crystal accompanied too.

Mineral Data
What's on the rock

Lepidolite

Synonym Of: 

Mica Group

Formula: 
KLi2Al(Si4O10)(F,OH)2 to K(Li1.5Al1.5)(AlSi3O10)(F,OH)2
Group Parent: 
Mica
Hardness: 
2.5 - 3.5
Colour: 
Pink, light purple, light rose red
Streak: 
White

Tourmaline

Formula: 
A(D3)G6(T6O18)(BO3)3X3Z
Crystal System: 
Trigonal
Hardness: 
7

Muscovite

Formula: 
KAl2(AlSi3O10)(OH)2
Strunz: 
9.EC.15
Hardness: 
2.5
Streak: 
White