Polyhalite and Musgravite Physical Properties

Polyhalite

Musgravite

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1 Physical Properties

1.1 Tenacity

Brittle

Not Available

1.2 Solubility

Soluble

Not Available

1.3 Durability

Not Available

1.4 Specific Gravity

2.783.62-3.68

1 7.18

1.5 Fracture

Conchoidal, Brittle

Conchoidal

1.6 Cleavage

Perfect on {10 1 }; parting on {010}

Not Available

1.7 Mohs Hardness

3.58-8.5

2 10

1.8 Chemical Composition

Not Available

(Mg,Fe,Zn)Al 6BeO 12Ulrich Henn and Claudio C.

Polyhalite and Musgravite Chemical Formula

While comparing Polyhalite and Musgravite 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 Polyhalite and Musgravite chemical formula.

Chemical formula of Musgravite- (Mg,Fe,Zn)Al 6BeO 12Ulrich Henn and Claudio C.

Compare Red Gemstones

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Polyhalite Vs Heliotrope

Polyhalite and Musgravite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Polyhalite and Musgravite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Polyhalite and Musgravite Optical Properties during the identification of gemstone. Specific gravity of Polyhalite is 3.62-3.68 whereas that of Musgravite is 3.62-3.68.