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Chrysocolla
Chrysocolla

Riesling Beryl
Riesling Beryl



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Chrysocolla
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Riesling Beryl
Physical Properties

Tenacity

Solubility

Durability

Specific Gravity

Fracture

Cleavage

Mohs Hardness

Chemical Composition

 
Brittle
-
-
2.00-2.45
Sub-Conchoidal, Conchoidal
none
2-4
Cu2H2Si2O5(OH)4
 
-
-
-
2.66-2.86
ConchoidalWalter Schumann
Indiscernible
7.5-8
Al 2Be 3Si 6O 18Martin H.