Marialite and Kyanite Physical Properties

Marialite

Kyanite

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1 Physical Properties

1.1 Tenacity

Brittle

1.2 Solubility

Not Available

1.3 Durability

Not Available

1.4 Specific Gravity

2.503.53-3.65

1 7.18

1.5 Fracture

Uneven, Uneven, ConchoidalAnthony et al, Handbook of mineralogy (2001), Brittle, Conchoidal

Splintery, Brittle, Metallic

1.6 Cleavage

Distinct on {100} and {110}

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

1.7 Mohs Hardness

5.5-64-7

2 10

1.8 Chemical Composition

3NaAlSi 3O 8 · NaClAnthony et al , Handbook of mineralogy (2001)

Not Available

Marialite and Kyanite Chemical Formula

While comparing Marialite 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 Marialite and Kyanite chemical formula.

Chemical formula of Marialite- 3NaAlSi 3O 8 · NaClAnthony et al , Handbook of mineralogy (2001)

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Marialite and Kyanite Specific Gravity

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