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Petoskey Stone
Petoskey Stone

Riebeckite
Riebeckite



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Petoskey Stone
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Riebeckite

Petoskey Stone and Riebeckite Physical Properties

1 Physical Properties
1.1 Tenacity
Not Available
Brittle
1.2 Solubility
Not Available
Not Available
1.3 Durability
Not Available
Not Available
1.4 Specific Gravity
Not Available3.28-3.44
Amber
1 7.18
1.5 Fracture
Not Available
Uneven, Splintery, Brittle
1.6 Cleavage
Not Available
Perfect on {110}, intersecting at 56° and 124°; partings on {100} and {010}
1.7 Mohs Hardness
75.0-6.0
Amber
2 10
1.8 Chemical Composition
Not Available
Not Available

Petoskey Stone and Riebeckite Chemical Formula

While comparing Petoskey Stone and Riebeckite 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 Riebeckite chemical formula.

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Petoskey Stone and Riebeckite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Petoskey Stone and Riebeckite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Petoskey Stone and Riebeckite Optical Properties during the identification of gemstone. Specific gravity of Petoskey Stone is 3.28-3.44 whereas that of Riebeckite is 3.28-3.44.