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Vanadinite & Hollandite

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ESM724165

Vanadinite & Hollandite

Description Tabs

Description
Locality: 
Taouz, Errachidia Province, Drâa-Tafilalet Region, Morocco
Class: 
Combination
Size Range: 
Miniature (4.5-7 cm)
Size: 
3.5 × 6.5 × 5.5 cm
Description

Orange-red vanadinite crystals on black hollandite

Mineral Data
What's on the rock

Vanadinite

Formula: 
Pb5(VO4)3Cl
Strunz: 
8.BN.05
Crystal System: 
Hexagonal
Hardness: 
2.5 - 3.0
Type Locality: 
Zimapán, Mun. de Zimapán, Hidalgo, Mexico

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