Helenite and Antigorite Physical Properties

Helenite

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

Not Available2.58-2.80

1 7.18

1.5 Fracture

Not Available

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

1.6 Cleavage

Not Available

{001} Good

1.7 Mohs Hardness

Not Available5-5.5

2 10

1.8 Chemical Composition

Not Available

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

Helenite and Antigorite Chemical Formula

While comparing Helenite 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 Helenite and Antigorite chemical formula.

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

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Helenite and Antigorite Specific Gravity

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