Chlorastrolite and Antigorite Physical Properties

Chlorastrolite

Antigorite

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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

3.1-3.52.58-2.80

1 7.18

1.5 Fracture

Granular

Conchoidal, Brittle, Metallic, Conchoidal, Handbook of mineralogy (2001)

1.6 Cleavage

Not Available

{001} Good

1.7 Mohs Hardness

5-65-5.5

2 10

1.8 Chemical Composition

Ca 2(Mg,Fe)Al 2(SiO 4)(Si 2O 7)(OH) 2 · H 2O)Arthur Thomas , Gemstones (2009)

(Mg,Fe2+ ) 3Si 2O 5(OH) 4Anthony et al , Handbook of mineralogy (2001)

Chlorastrolite and Antigorite Chemical Formula

While comparing Chlorastrolite and Antigorite 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 Chlorastrolite and Antigorite chemical formula.

Chemical formula of Chlorastrolite- Ca 2(Mg,Fe)Al 2(SiO 4)(Si 2O 7)(OH) 2 · H 2O)Arthur Thomas , Gemstones (2009)
Chemical formula of Antigorite- (Mg,Fe2+ ) 3Si 2O 5(OH) 4Anthony et al , Handbook of mineralogy (2001)

Compare Green Gemstones

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Chlorastrolite and Antigorite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Chlorastrolite and Antigorite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Chlorastrolite and Antigorite Optical Properties during the identification of gemstone. Specific gravity of Chlorastrolite is 2.58-2.80 whereas that of Antigorite is 2.58-2.80.