Tenacity
Brittle
-
Solubility
Effervesces in cold
-
Durability
-
-
Specific Gravity
4-4.23.19-3.56
1
7.18
👆🏻
Fracture
Splintery
Uneven, Conchoidal
Cleavage
Perfect on {100} and {010}
{110} Perfect, {010} Indistinct
Mohs Hardness
45.5-6
2
10
👆🏻
Chemical Composition
CuZn(CO3)(OH)2
(Ca,Na)(Mg,Fe,Al,Ti)(Si,Al) 2O 6Anthony et al , Handbook of mineralogy (2001)