Chrysocolla and Apatite Physical Properties

Chrysocolla

Apatite

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Physical Properties

Tenacity

Brittle

Solubility

Durability

Specific Gravity

2.00-2.453.16-3.23

1 7.18

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Fracture

Sub-Conchoidal, Conchoidal

Conchoidal, Uneven, Conchoidal to uneven

Cleavage

none

[0001] indistinct, [1010] indistinct

Mohs Hardness

2-45

2 10

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Chemical Composition

Cu₂H₂Si₂O₅(OH)₄

Ca 5(PO 4) 3(F,OH,Cl)Walter Schumann , Gemstones of the world (2001) More from other references

Chrysocolla and Apatite Chemical Formula

While comparing Chrysocolla and Apatite 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 Apatite chemical formula.

Chemical formula of Chrysocolla- Cu₂H₂Si₂O₅(OH)₄
Chemical formula of Apatite- Ca 5(PO 4) 3(F,OH,Cl)Walter Schumann , Gemstones of the world (2001) More from other references

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Chrysocolla and Apatite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Chrysocolla and Apatite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Chrysocolla and Apatite Optical Properties during the identification of gemstone. Specific gravity of Chrysocolla is 3.16-3.23 whereas that of Apatite is 3.16-3.23.