Polyhalite and Chondrodite Physical Properties

Polyhalite

Chondrodite

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1 Physical Properties

1.1 Tenacity

Brittle

1.2 Solubility

Soluble

1.3 Durability

Not Available

1.4 Specific Gravity

2.783.10-3.20

1 7.18

1.5 Fracture

Conchoidal, Brittle

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

1.6 Cleavage

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

Poor to good on (001)

1.7 Mohs Hardness

3.56-6.5

2 10

1.8 Chemical Composition

Not Available

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

Polyhalite and Chondrodite Chemical Formula

While comparing Polyhalite and Chondrodite 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 Chondrodite chemical formula.

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

Compare Red Gemstones

Polyhalite Vs Jacinth

Polyhalite Vs Heliotrope

Polyhalite Vs Vanadinite

Polyhalite and Chondrodite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Polyhalite and Chondrodite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Polyhalite and Chondrodite Optical Properties during the identification of gemstone. Specific gravity of Polyhalite is 3.10-3.20 whereas that of Chondrodite is 3.10-3.20.