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Hollandite

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SHS140760

Hollandite

Description Tabs

Description
Locality: 
Jokkmokk, Norrbotten County, Sweden
Size Range: 
Cabinet (10-18 cm)
Size: 
15.5 × 11.3 × 8.6 cm
Description

Great piece with hollandite crystals in matrix

Mineral Data
What's on the rock

Hollandite

Formula: 
Ba(Mn4+6Mn3+2)O16
Strunz: 
4.DK.05a
Hardness: 
4.0 - 6.0
Streak: 
Black
Type Locality: 
Gowari Wadhona Mine, Chhindwara District (Chindawara District; Chindwara District), Jabalpur Division, Madhya Pradesh, India