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
ConchoidalArthur Thomas, Gemstones (2009), ConchoidalArthur Thomas, Gemstones (2009), (e.g. graphite).
Conchoidal, Brittle
1.6 Cleavage
{110} Distinct, {001} Indistinct, {100} Indistinct
{001} perfect; {111} imperfect, may exhibit parting on , {011}
1.7 Mohs Hardness
1.8 Chemical Composition
PbCrO 4Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references
MgOMichael OâDonoghue , Gems, Sixth Edition (2006)