Allanite and Malachite Physical Properties

Allanite

Malachite

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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

3.40-4.203.25-4.10

1 7.18

1.5 Fracture

Not Available

Conchoidal, Conchoidal, Gemstones (2009), Uneven

1.6 Cleavage

Not Available

Perfect on { 2 01} fair on {010}

1.7 Mohs Hardness

Not Available3.5-4

2 10

1.8 Chemical Composition

Not Available

Cu₂CO₃(OH)₂

Allanite and Malachite Chemical Formula

While comparing Allanite and Malachite 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 Allanite and Malachite chemical formula.

Chemical formula of Malachite- Cu₂CO₃(OH)₂

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Allanite and Malachite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Allanite and Malachite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Allanite and Malachite Optical Properties during the identification of gemstone. Specific gravity of Allanite is 3.25-4.10 whereas that of Malachite is 3.25-4.10.