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Petoskey Stone
Petoskey Stone

Austinite
Austinite



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Petoskey Stone
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Austinite

Petoskey Stone and Austinite Physical Properties

Physical Properties

Tenacity

Solubility

Durability

Specific Gravity

Fracture

Cleavage

Mohs Hardness

Chemical Composition

 
-
-
-
-9999
-
None
7
CaCO3
 
Brittle
Easily soluble in cold dilute HCl
-
4.12
Uneven
Good in two directions parallel to the prism faces {110}
4-4.5
CaZn(AsO4)(OH)

Petoskey Stone and Austinite Chemical Formula

While comparing Petoskey Stone and Austinite physical properties, the important data you should know is its chemical composition. Since chemical formula defines the molecular structure of the crystal, most of the physical properties like color, tenacity, solubility are governed by Petoskey Stone and Austinite chemical formula.

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Petoskey Stone and Austinite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Petoskey Stone and Austinite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Petoskey Stone Vs Austinite during the identification of gemstone. Specific gravity of Petoskey Stone is whereas that of Austinite is .