Tenacity
Brittle
-
Solubility
insoluble
-
Durability
-
-
Specific Gravity
6.86-7.033.25-4.10
1
7.18
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Fracture
Subconchoidal, Uneven, Conchoidal, Irregular
Conchoidal, Uneven
Cleavage
{100} imperfect, {110} indistinct; partings on {111} or {011}
Perfect on { 2 01} fair on {010}
Mohs Hardness
6-73.5-4
2
10
👆🏻
Chemical Composition
SnO 2Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references
Cu2CO3(OH)2