Gaylussite and Kyanite Physical Properties

Gaylussite

Kyanite

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1 Physical Properties

1.1 Tenacity

Not Available

Brittle

1.2 Solubility

decomposes in water

Not Available

1.3 Durability

Not Available

1.4 Specific Gravity

1.93-1.993.53-3.65

1 7.18

1.5 Fracture

Conchoidal, Conchoidal, Brittle

Splintery, Brittle, Metallic

1.6 Cleavage

perfect [110]

[100] perfect [010] imperfect with 79° angle between

1.7 Mohs Hardness

2.54-7

2 10

1.8 Chemical Composition

Na2Ca(CO3)2•5(H2O)

Not Available

Gaylussite and Kyanite Chemical Formula

While comparing Gaylussite and Kyanite 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 Gaylussite and Kyanite chemical formula.

Chemical formula of Gaylussite- Na2Ca(CO3)2•5(H2O)

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Gaylussite and Kyanite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Gaylussite and Kyanite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Gaylussite and Kyanite Optical Properties during the identification of gemstone. Specific gravity of Gaylussite is 3.53-3.65 whereas that of Kyanite is 3.53-3.65.