Chrysocolla and Chromite Physical Properties

Chrysocolla

Chromite

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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

2.00-2.454.5-4.8

1 7.18

1.5 Fracture

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

Uneven

1.6 Cleavage

none

None, parting may develop along {111}

1.7 Mohs Hardness

2-45.5

2 10

1.8 Chemical Composition

Cu₂H₂Si₂O₅(OH)₄

Fe++Cr2O4

Chrysocolla and Chromite Chemical Formula

While comparing Chrysocolla and Chromite 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 Chromite chemical formula.

Chemical formula of Chrysocolla- Cu₂H₂Si₂O₅(OH)₄
Chemical formula of Chromite- Fe++Cr2O4

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Chrysocolla and Chromite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Chrysocolla and Chromite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Chrysocolla and Chromite Optical Properties during the identification of gemstone. Specific gravity of Chrysocolla is 4.5-4.8 whereas that of Chromite is 4.5-4.8.