Gypsum and Meionite Physical Properties

Gypsum

Meionite

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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)

2.78

Uneven, Conchoidal

{???} Distinct, {???} Indistinct

5-6

3CaAl 2Si 2O 8 · CaCO 3Anthony et al , Handbook of mineralogy (2001)

Gypsum and Meionite Chemical Formula

While comparing Gypsum and Meionite 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 Meionite chemical formula.

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Gypsum and Meionite Specific Gravity

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