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Johachidolite & Hackmanite

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MNR616819

Johachidolite & Hackmanite

Rare Mineral

Description Tabs

Description
Locality: 
Pein Pyit, Mogok, Pyin-Oo-Lwin District, Mandalay, Myanmar (former Burma)
Class: 
Crystal Group/Cluster
Size Range: 
Thumbnail (1-3cm)
Size: 
1.5 × 1.3 × 1.2 cm
Description

Combination of bright orange johachidolite crystals with purple hackmanite. Rare mineral.

Mineral Data
What's on the rock

Johachidolite

Formula: 
CaAlB3O7
Strunz: 
6.CC.05
Hardness: 
7.5
Streak: 
White
Type Locality: 
Sangpal-tong (Johachido), Changbaeng-myon, Kilchu-gun, North Hamgyong Province, North Korea

Hackmanite

Variety Of: 

Sodalite

Formula: 
Na8(Al6Si6O24)Cl2
Strunz: 
9.FB.10
Hardness: 
5.5 - 6.0
Formula: 
Na8Al6Si6O24(Cl2,S)
Hardness: 
0.0