Tenacity
Sectile
-
Solubility
-
-
Durability
-
-
Specific Gravity
2.393.85-3.94
1
7.18
👆🏻
Fracture
Irregular
Conchoidal, Uneven
Cleavage
Perfect on {0001}
{010} Good, {100} Distinct
Mohs Hardness
2.55-5.5
2
10
👆🏻
Chemical Composition
Mg(OH) 2Michael OâDonoghue , Gems, Sixth Edition (2006)
(Mn2+ ,Fe2+ ,Mg,Ca) 2(PO 4)(F,OH)Michael OâDonoghue , Gems, Sixth Edition (2006)