Tenacity
Brittle
-
Solubility
Dilute acid
-
Durability
-
-
Specific Gravity
2.93-2.962.90-3.38
1
7.18
👆🏻
Fracture
Subconchoidal, Conchoidal
Splintery
Cleavage
Distinct on {010}, imperfect {110} and {011}
1 or 2,2 prismatic.
Mohs Hardness
3.5-46-7
2
10
👆🏻
Chemical Composition
CaCO 3Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references
Nephrite: Ca2(Mg,Fe)5Si8O22(OH)2 Jadeite: NaAlSi2O6