Azurmalachite and Topaz Physical Properties

Azurmalachite

Topaz

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1 Physical Properties

1.1 Tenacity

Not Available

1.2 Solubility

Not Available

1.3 Durability

Not Available

1.4 Specific Gravity

3.70-3.95

3.49-3.57

1.5 Fracture

ConchoidalGemdat.org, Management Team (2012), ConchoidalGemdat.org, Management Team (2012)

Subconchoidal, Uneven, ConchoidalArthur Thomas, Gemstones (2009), Brittle

1.6 Cleavage

1,1 basal.

[001] Perfect

1.7 Mohs Hardness

3.5-4

1.8 Chemical Composition

(Cu) 3(OH) 2(CO 3) 2 + Cu 2(CO 3)(OH) 2Gemdat.org , Management Team (2012)

Al₂SiO₄(F,OH)₂

Azurmalachite and Topaz Chemical Formula

While comparing Azurmalachite and Topaz 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 Azurmalachite and Topaz chemical formula.

Chemical formula of Azurmalachite- (Cu) 3(OH) 2(CO 3) 2 + Cu 2(CO 3)(OH) 2Gemdat.org , Management Team (2012)
Chemical formula of Topaz- Al₂SiO₄(F,OH)₂

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Azurmalachite and Topaz Specific Gravity

Another important criteria for qualitative analysis of gemstones is Azurmalachite and Topaz Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Azurmalachite and Topaz Optical Properties during the identification of gemstone. Specific gravity of Azurmalachite is 3.49-3.57 whereas that of Topaz is 3.49-3.57.