Azurmalachite and Apophyllite KF Physical Properties

Azurmalachite

Apophyllite KF

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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

3.70-3.952.33-2.37

1 7.18

1.5 Fracture

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

Uneven, Brittle, Uneven, Brittle, Uneven

1.6 Cleavage

1,1 basal.

Perfect on {001}, imperfect on {110}

1.7 Mohs Hardness

3.5-44.5-5

2 10

1.8 Chemical Composition

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

(K,Na)Ca4Si8O20(F,OH)•8(H2O)

Azurmalachite and Apophyllite KF Chemical Formula

While comparing Azurmalachite and Apophyllite KF 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 Apophyllite KF 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 Apophyllite KF- (K,Na)Ca4Si8O20(F,OH)•8(H2O)

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Azurmalachite and Apophyllite KF Specific Gravity

Another important criteria for qualitative analysis of gemstones is Azurmalachite and Apophyllite KF Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Azurmalachite and Apophyllite KF Optical Properties during the identification of gemstone. Specific gravity of Azurmalachite is 2.33-2.37 whereas that of Apophyllite KF is 2.33-2.37.