FILLOWITE (Na2Ca(Mn,Fe)7(PO4)6)
Class: phosphate
Rarity: Very Rare Crystal:  crystal with a granular crystalline habit 
Colour: yellow brown colorless;   Lustre: unknown;   Transparency: transparent translucent; Fracture: unknown;  
Hardness - between 4.5 and: 4.5;   Density - between 3.43 and: 3.43
Dana number: 719

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