Kyanite and Chrysocolla Physical Properties

Kyanite

Chrysocolla

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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

3.53-3.65

2.00-2.45

1.5 Fracture

Splintery, Brittle, Metallic

Sub-Conchoidal, ConchoidalArthur Thomas, Gemstones (2009), Brittle

1.6 Cleavage

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

none

1.7 Mohs Hardness

4-7

2-4

1.8 Chemical Composition

Not Available

Cu₂H₂Si₂O₅(OH)₄

Kyanite and Chrysocolla Chemical Formula

While comparing Kyanite and Chrysocolla 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 Chrysocolla chemical formula.

Chemical formula of Chrysocolla- Cu₂H₂Si₂O₅(OH)₄

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Kyanite and Chrysocolla Specific Gravity

Another important criteria for qualitative analysis of gemstones is Kyanite and Chrysocolla Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Kyanite and Chrysocolla Optical Properties during the identification of gemstone. Specific gravity of Kyanite is 2.00-2.45 whereas that of Chrysocolla is 2.00-2.45.