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Hollandite

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SLN677020

Hollandite

Description Tabs

Description
Locality: 
Taouz, Errachidia Province, Drâa-Tafilalet Region, Morocco
Class: 
Crystals on Matrix
Size Range: 
Small cabinet (7-10 cm)
Size: 
4.5 × 9.4 × 7.8 cm
Weight: 
342.00gr
Description

Aesthetic specimen from Morocco of high quality of hollandite in botryoidal aggregates of an intense black color

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

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