Minerals

HOPEITE (Zn3(PO4)2.4(H2O))
Class: phosphate
Rarity: Very Rare Crystal:  crystal with a reniform massive habit 
Colour: white;   Lustre: unknown;   Cleavage: perfect imperfect;   Fracture: unknown;  
Hardness - between 3.2 and: 3.2;   Density - between 3 and: 3
Dana number: 719

PARAHOPEITE (Zn3(PO4)2.4(H2O))
Class: phosphate
Rarity: Very Rare Crystal:  crystal with a striated habit 
Colour: colorless;   Lustre: unknown;   Transparency: transparent; Cleavage: distinct;   Fracture: unknown;  
Hardness - between 3.7 and: 3.7;   Density - between 3.3 and: 3.3
Dana number: 719




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