Rosasite and Antigorite Physical Properties

Rosasite

Antigorite

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1 Physical Properties

1.1 Tenacity

Brittle

Not Available

1.2 Solubility

Effervesces in cold

Not Available

1.3 Durability

Not Available

1.4 Specific Gravity

4-4.22.58-2.80

1 7.18

1.5 Fracture

Splintery

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

1.6 Cleavage

Perfect on {100} and {010}

{001} Good

1.7 Mohs Hardness

45-5.5

2 10

1.8 Chemical Composition

Not Available

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

Rosasite and Antigorite Chemical Formula

While comparing Rosasite 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 Rosasite 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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Rosasite and Antigorite Specific Gravity

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