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Chemical Composition:
Pb5(VO4)3Cl
Group: Apatite
System: Hexagonal
Family: Phosphates
Hardness: 2.75 - 3
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- Small, hexagonal prisms
- Fibrous masses of crusts
- No cleavage
- Uneven fracture
- Transparent or translucent
- Nonmetallic; resinous to adamantine luster
- Bright reddish-orange to yellow or brown
- Very heavy, fragile
- Fuses easily and soluble in acids
- Yellowish-white streak
- Specific gravity 6.8 - 7.1
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