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Lazurite Psm Plagioclase

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KRM80907

Lazurite Psm Plagioclase

Description Tabs

Description
Locality: 
Sar-e Sang, Koksha Valley, Khash & Kuran Wa Munjan Districts, Badakhshan Province, Afghanistan
Size Range: 
Small cabinet (7-10 cm)
Size: 
7.8 × 8 × 6 cm
Largest Crystal: 
1.50cm
Description

A superb , high quality specimen of an extremely rare , unusual pseudomorph of lazurite psm plagioclase  from famed classic locality Lajwar , Madan , Sar-e-sang , Badakhshan , Well terminated rich blue & some partially white dodecahedral crystals are hots to original rock , all of the lazurite crystals are almost perfect.The rich blue-green crystals exhibit deep orange color under LW.

A really classic & intact example from Sar-e-sang.

 

Mineral Data
What's on the rock

Lazurite

Variety Of: 

Haüyne

Formula: 
(Na,Ca)4-8(Al6Si6O24)(SO4,S,Cl)1-2
Strunz: 
9.FB.10
Hardness: 
5.5 - 6.0
Formula: 
Na6 Ca2(Al6Si6O24)(SO4,S,S2, S3,Cl,OH)2
Strunz: 
9.FB.10
Crystal System: 
Isometric
Hardness: 
5.0 - 5.5
Type Locality: 
Ladjuar Medam (Lajur Madan; Lapis-lazuli Mine; Lapis-lazuli deposit), Sar-e Sang (Sar Sang; Sary Sang), Koksha Valley (Kokscha Valley; Kokcha Valley), Khash & Kuran Wa Munjan Districts, Badakhshan Province (Badakshan Province; Badahsan Province), Afghanistan

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