Kyanite and Citrine Physical Properties

Kyanite

Citrine

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1 Physical Properties

1.1 Tenacity

Brittle

Not Available

1.2 Solubility

Not Available

1.3 Durability

Not Available

1.4 Specific Gravity

3.53-3.65

2.65

1.5 Fracture

Splintery, Brittle, Metallic

ConchoidalMichael OâDonoghue, Gems, Sixth Edition (2006), Gems, Sixth Edition (2006)

1.6 Cleavage

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

Indiscernible

1.7 Mohs Hardness

4-7

1.8 Chemical Composition

Not Available

SiO₂

Kyanite and Citrine Chemical Formula

While comparing Kyanite and Citrine 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 Kyanite and Citrine chemical formula.

Chemical formula of Citrine- SiO₂

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Kyanite and Citrine Specific Gravity

Another important criteria for qualitative analysis of gemstones is Kyanite and Citrine Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Kyanite and Citrine Optical Properties during the identification of gemstone. Specific gravity of Kyanite is 2.65 whereas that of Citrine is 2.65.