Gypsum and Eosphorite Physical Properties

Gypsum

Eosphorite

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Physical Properties

Tenacity

Solubility

Durability

Specific Gravity

Fracture

Cleavage

Mohs Hardness

Chemical Composition

Flexible

Soluble

2.20-2.40

Conchoidal, Splintery, Fibrous

Perfect on {010}, distinct on {100}

CaSO 4 -2(H 2O)Arthur Thomas , Gemstones (2009)

3.05-3.08

Subconchoidal, Uneven, Conchoidal

Poor on {100}

Mn2+ Al(PO 4)(OH) 2H 2OMichael OâDonoghue , Gems, Sixth Edition (2006)

Gypsum and Eosphorite Chemical Formula

While comparing Gypsum and Eosphorite 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 Gypsum and Eosphorite chemical formula.

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Gypsum and Eosphorite Specific Gravity

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