Chondrodite and Polyhalite Physical Properties

Chondrodite

Polyhalite

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1 Physical Properties

1.1 Tenacity

Brittle

1.2 Solubility

Soluble

1.3 Durability

Not Available

1.4 Specific Gravity

3.10-3.202.78

1 7.18

1.5 Fracture

Uneven, Uneven, ConchoidalArthur Thomas, Gemstones (2009), Conchoidal, Brittle

Conchoidal, Brittle

1.6 Cleavage

Poor to good on (001)

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

1.7 Mohs Hardness

6-6.53.5

2 10

1.8 Chemical Composition

(Mg,Fe) 5(SiO 4) 2(F,OH) 2Ulrich Henn and Claudio C.

Not Available

Chondrodite and Polyhalite Chemical Formula

While comparing Chondrodite and Polyhalite 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 Chondrodite and Polyhalite chemical formula.

Chemical formula of Chondrodite- (Mg,Fe) 5(SiO 4) 2(F,OH) 2Ulrich Henn and Claudio C.

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Chondrodite and Polyhalite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Chondrodite and Polyhalite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Chondrodite and Polyhalite Optical Properties during the identification of gemstone. Specific gravity of Chondrodite is 2.78 whereas that of Polyhalite is 2.78.