Apatite and Chrysocolla Physical Properties

Apatite

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

3.16-3.232.00-2.45

1 7.18

1.5 Fracture

Conchoidal, Uneven, Conchoidal, Brittle, ConchoidalArthur Thomas, Gemstones (2009), Conchoidal to uneven

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

1.6 Cleavage

[0001] indistinct, [1010] indistinct

none

1.7 Mohs Hardness

52-4

2 10

1.8 Chemical Composition

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

Cu₂H₂Si₂O₅(OH)₄

Apatite and Chrysocolla Chemical Formula

While comparing Apatite 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 Apatite and Chrysocolla chemical formula.

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

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Apatite and Chrysocolla Specific Gravity

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