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Prase Opal
Prase Opal

Zebra Rock
Zebra Rock



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Prase Opal
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Zebra Rock
Physical Properties

Tenacity

Solubility

Durability

Specific Gravity

Fracture

Cleavage

Mohs Hardness

Chemical Composition

 
-
-
-
1.98-2.25
Conchoidal
None
5-6.5
SiO 2 + H 2OUlrich Henn and Claudio C.
 
-
Soluble
-
-9999
-
-
-9999
-