Rhodolite and Kyanite Physical Properties

Rhodolite

Kyanite

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1 Physical Properties

1.1 Tenacity

Not Available

Brittle

1.2 Solubility

Not Available

1.3 Durability

Not Available

1.4 Specific Gravity

3.84

3.53-3.65

1.5 Fracture

Conchoidal

Splintery, Brittle, Metallic

1.6 Cleavage

none, may show indistinct parting

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

1.7 Mohs Hardness

7-7.5

4-7

1.8 Chemical Composition

(Mg,Fe)₃Al₂Si₃O₁₂

Not Available

Rhodolite and Kyanite Chemical Formula

While comparing Rhodolite 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 Rhodolite and Kyanite chemical formula.

Chemical formula of Rhodolite- (Mg,Fe)₃Al₂Si₃O₁₂

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Rhodolite and Kyanite Specific Gravity

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