Azurmalachite and Amethyst Physical Properties

Azurmalachite

Amethyst

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1 Physical Properties

1.1 Tenacity

Not Available

1.2 Solubility

Not Available

insoluble in common solvents

1.3 Durability

Not Available

1.4 Specific Gravity

3.70-3.95

2.65

1.5 Fracture

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

Conchoidal, ConchoidalWalter Schumann, Gemstones of the world (2001)

1.6 Cleavage

1,1 basal.

Indiscernible

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)

SiO₂

Azurmalachite and Amethyst Chemical Formula

While comparing Azurmalachite and Amethyst 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 Amethyst 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 Amethyst- SiO₂

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Azurmalachite and Amethyst Specific Gravity

Another important criteria for qualitative analysis of gemstones is Azurmalachite and Amethyst Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Azurmalachite and Amethyst Optical Properties during the identification of gemstone. Specific gravity of Azurmalachite is 2.65 whereas that of Amethyst is 2.65.