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Petoskey Stone
Petoskey Stone
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Spessartine
Spessartine
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Petoskey Stone
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Spessartine

Petoskey Stone and Spessartine Physical Properties

Physical Properties

Tenacity

Solubility

Durability

Specific Gravity

Fracture

Cleavage

Mohs Hardness

Chemical Composition

 
-
-
-
-9999
-
None
7
CaCO3
 
-
-
-
4.12-4.18
Conchoidal
{???} Distinct
7-7.5
Mn 3Al 2(SiO 4) 3Arthur Thomas , Gemstones (2009)

Petoskey Stone and Spessartine Chemical Formula

While comparing Petoskey Stone and Spessartine 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 Spessartine chemical formula.

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Petoskey Stone and Spessartine Specific Gravity

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