1 Physical Properties
1.1 Tenacity
1.2 Solubility
Not Available
Not Available
1.3 Durability
Not Available
Not Available
1.4 Specific Gravity
1.5 Fracture
Uneven, ConchoidalArthur Thomas, Brittle, Metallic
ConchoidalArthur Thomas, Gemstones (2009), ConchoidalArthur Thomas, Gemstones (2009)
1.6 Cleavage
Imperfect- [10 1 1]
From the Greek for luster, for its pearly luster on the cleavage.
1.7 Mohs Hardness
1.8 Chemical Composition
Pb 5(PO 4) 3ClArthur Thomas , Gemstones (2009)
Al 2(PO 4)(OH) 3Michael OâDonoghue , Gems, Sixth Edition (2006)