Tenacity
-
-
Solubility
-
-
Durability
-
-
Specific Gravity
5.90-6.104.76-5.03
1
7.18
👆🏻
Fracture
Conchoidal
Conchoidal
Cleavage
{110} Distinct, {001} Indistinct, {100} Indistinct
None
Mohs Hardness
2.5-35.5-6.5
2
10
👆🏻
Chemical Composition
PbCrO 4Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references
(Mn2+ ,Fe2+ ,Mg)(Fe3+ ,Mn3+ ) 2O 4Anthony et al , Handbook of mineralogy (2001)