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Starlite
Starlite

Gypsum
Gypsum



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Starlite
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Gypsum

Starlite and Gypsum Physical Properties

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Physical Properties

Tenacity

Solubility

Durability

Specific Gravity

Fracture

Cleavage

Mohs Hardness

Chemical Composition

 
-
-
-
3.91-4.73
Conchoidal
None
6.5-7.5
ZrSiO 4Michael O’Donoghue , Gems, Sixth Edition (2006)
 
Flexible
Soluble
-
2.20-2.40
Conchoidal, Splintery, Fibrous
Perfect on {010}, distinct on {100}
2
CaSO 4 -2(H 2O)Arthur Thomas , Gemstones (2009)

Starlite and Gypsum Chemical Formula

While comparing Starlite and Gypsum 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 Starlite and Gypsum chemical formula.

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Starlite and Gypsum Specific Gravity

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