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Mineralpedia Details for Hydrohetaerolite

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Hydrohetaerolite

Hydrohetaerolite

Formula
Zn2Mn3+4O8┬ĚH2
Crystal System
Tetragonal 
Crystal Habit
Radial, Botryoidal, Massive 
Cleavage
Good, None, None 
Luster
Sub Metallic 
Color
brownish black, dark brown 
Streak
dark brown 
Class
Tetragonal - Ditetragonal Dipyramidal 
Hardness
5-6 
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Hydrohetaerolite from Precaución mine, Cartagena, Murcia, Spain

Hydrohetaerolite
            from Precaución mine, Cartagena, Murcia, Spain

Steely greyish blue acicular crystals throughout matrix exposed on the surface as uneven bubbly crusts.

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