Tenacity
-
Sectile
Solubility
-
Soluble
Durability
-
-
Specific Gravity
5.56.13
1
7.18
👆🏻
Fracture
Conchoidal
Conchoidal
Cleavage
{111} Indistinct, {111} Indistinct, {111} Indistinct
Distinct on {001} and {110}, indistinct on {100}
Mohs Hardness
5-5.52-3
2
10
👆🏻
Chemical Composition
(Ca,Na) 2Ta 2O 6(O,OH,F)Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references
Pb 2(CO 3)Cl 2Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references