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Mineralpedia Details for Manganohörnesite

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Manganohörnesite

Manganohörnesite

Formula
(Mn,Mg)3(AsO4)2*H2
Crystal System
Monoclinic 
Crystal Habit
Usually acicular 
Cleavage
Perfect 
Luster
Silky 
Color
White to colorless 
Streak
White 
Class
Prismatic 
Hardness
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Manganohörnesite from Langban, Varmland, Sweden

Manganohörnesite
            from Langban, Varmland, Sweden

Free standing white acicular crystals to about 0.5mm in divergent sprays.

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