Tenacity
-
-
Solubility
-
-
Durability
-
-
Specific Gravity
5.90-6.102.55-2.63
1
7.18
👆🏻
Fracture
Conchoidal
Uneven
Cleavage
{110} Distinct, {001} Indistinct, {100} Indistinct
{001} Perfect, {010} Good
Mohs Hardness
2.5-36-6.5
2
10
👆🏻
Chemical Composition
PbCrO 4Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references
KAlSi 3O 8Arthur Thomas , Gemstones (2009)