Azurmalachite and Andradite Physical Properties

Azurmalachite

Andradite

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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

3.70-3.953.70-4.10

1 7.18

1.5 Fracture

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

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

1.6 Cleavage

1,1 basal.

none

1.7 Mohs Hardness

3.5-46.5-7

2 10

1.8 Chemical Composition

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

Ca 3Fe 2(SiO 4) 3Arthur Thomas , Gemstones (2009)

Azurmalachite and Andradite Chemical Formula

While comparing Azurmalachite and Andradite 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 Andradite 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 Andradite- Ca 3Fe 2(SiO 4) 3Arthur Thomas , Gemstones (2009)

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Azurmalachite and Andradite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Azurmalachite and Andradite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Azurmalachite and Andradite Optical Properties during the identification of gemstone. Specific gravity of Azurmalachite is 3.70-4.10 whereas that of Andradite is 3.70-4.10.