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Mineralpedia Details for Erlianite

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Erlianite

Erlianite

Formula
Fe2+4Fe3+2Si6O15(OH)8 
Crystal System
Orthorhombic 
Crystal Habit
Fibrous, Platy, Aggregates 
Cleavage
Perfect, Perfect, None 
Luster
Silky 
Color
black 
Streak
brown 
Class
Orthorhombic 
Hardness
3.5 
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