Jacobsite and Gypsum Physical Properties

Jacobsite

Gypsum

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Physical Properties

Tenacity

Solubility

Durability

Specific Gravity

Fracture

Cleavage

Mohs Hardness

Chemical Composition

4.76-5.03

Conchoidal

None

5.5-6.5

(Mn2+ ,Fe2+ ,Mg)(Fe3+ ,Mn3+ ) 2O 4Anthony et al , Handbook of mineralogy (2001)

Flexible

Soluble

2.20-2.40

Conchoidal, Splintery, Fibrous

Perfect on {010}, distinct on {100}

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

Jacobsite and Gypsum Chemical Formula

While comparing Jacobsite 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 Jacobsite and Gypsum chemical formula.

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Jacobsite and Gypsum Specific Gravity

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