Augite and Chrysocolla Physical Properties

Augite

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

3.19-3.562.00-2.45

1 7.18

1.5 Fracture

Uneven, Uneven, ConchoidalAnthony et al, Handbook of mineralogy (2001), Brittle, Conchoidal

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

1.6 Cleavage

{110} Perfect, {010} Indistinct

none

1.7 Mohs Hardness

5.5-62-4

2 10

1.8 Chemical Composition

(Ca,Na)(Mg,Fe,Al,Ti)(Si,Al) 2O 6Anthony et al , Handbook of mineralogy (2001)

Cu₂H₂Si₂O₅(OH)₄

Augite and Chrysocolla Chemical Formula

While comparing Augite 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 Augite and Chrysocolla chemical formula.

Chemical formula of Augite- (Ca,Na)(Mg,Fe,Al,Ti)(Si,Al) 2O 6Anthony et al , Handbook of mineralogy (2001)
Chemical formula of Chrysocolla- Cu₂H₂Si₂O₅(OH)₄

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Augite and Chrysocolla Specific Gravity

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