Iolite and Chrysocolla Physical Properties

Iolite

Chrysocolla

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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

2.6-2.7

2.00-2.45

1.5 Fracture

Not Available

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

1.6 Cleavage

3,1

none

1.7 Mohs Hardness

7-7.5

2-4

1.8 Chemical Composition

Mg₂Al₄Si₅O₁₈

Cu₂H₂Si₂O₅(OH)₄

Iolite and Chrysocolla Chemical Formula

While comparing Iolite 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 Iolite and Chrysocolla chemical formula.

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

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Iolite and Chrysocolla Specific Gravity

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