Anthophyllite and Malachite Physical Properties

Anthophyllite

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

2.9-3.53.25-4.10

1 7.18

1.5 Fracture

Conchoidal, Brittle, Conchoidal, Brittle, Conchoidal, Brittle

Conchoidal, Conchoidal, Gemstones (2009), Uneven

1.6 Cleavage

{110} Perfect, {???} Distinct, {???} Distinct

Perfect on { 2 01} fair on {010}

1.7 Mohs Hardness

5.5-63.5-4

2 10

1.8 Chemical Composition

(Mg,Fe2+ ) 2(Mg,Fe2+ ) 5Si 8O 22(OH) 2Anthony et al , Handbook of mineralogy (2001)

Cu₂CO₃(OH)₂

Anthophyllite and Malachite Chemical Formula

While comparing Anthophyllite 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 Anthophyllite and Malachite chemical formula.

Chemical formula of Anthophyllite- (Mg,Fe2+ ) 2(Mg,Fe2+ ) 5Si 8O 22(OH) 2Anthony et al , Handbook of mineralogy (2001)
Chemical formula of Malachite- Cu₂CO₃(OH)₂

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Anthophyllite and Malachite Specific Gravity

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