Tenacity
-
-
Solubility
-
-
Durability
-
-
Specific Gravity
5.90-6.103.26-3.36
1
7.18
👆🏻
Fracture
Conchoidal
Conchoidal
Cleavage
{110} Distinct, {001} Indistinct, {100} Indistinct
Good on {100}
Mohs Hardness
2.5-36.5-7
2
10
👆🏻
Chemical Composition
PbCrO 4Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references
(Ca,Fe,Mn,Mg) 3Al 2BSi 4O 15(OH)Walter Schumann , Gemstones of the world (2001) More from other references