Phlogopite and Chrysocolla Physical Properties

Phlogopite

Chrysocolla

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1 Physical Properties

1.1 Tenacity

Tough

Brittle

1.2 Solubility

Not Available

1.3 Durability

Not Available

1.4 Specific Gravity

2.78-2.852.00-2.45

1 7.18

1.5 Fracture

None, Uneven

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

1.6 Cleavage

Perfect basal (001)

none

1.7 Mohs Hardness

2-2.52-4

2 10

1.8 Chemical Composition

Not Available

Cu₂H₂Si₂O₅(OH)₄

Phlogopite and Chrysocolla Chemical Formula

While comparing Phlogopite 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 Phlogopite and Chrysocolla chemical formula.

Chemical formula of Chrysocolla- Cu₂H₂Si₂O₅(OH)₄

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Phlogopite and Chrysocolla Specific Gravity

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