Chrysocolla and Iolite Physical Properties

Chrysocolla

Iolite

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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

2.00-2.452.6-2.7

1 7.18

1.5 Fracture

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

Not Available

1.6 Cleavage

none

3,1

1.7 Mohs Hardness

2-47-7.5

2 10

1.8 Chemical Composition

Cu₂H₂Si₂O₅(OH)₄

Mg₂Al₄Si₅O₁₈

Chrysocolla and Iolite Chemical Formula

While comparing Chrysocolla and Iolite 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 Chrysocolla and Iolite chemical formula.

Chemical formula of Chrysocolla- Cu₂H₂Si₂O₅(OH)₄
Chemical formula of Iolite- Mg₂Al₄Si₅O₁₈

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Chrysocolla and Iolite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Chrysocolla and Iolite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Chrysocolla and Iolite Optical Properties during the identification of gemstone. Specific gravity of Chrysocolla is 2.6-2.7 whereas that of Iolite is 2.6-2.7.