Antigorite and Grossular Physical Properties

Antigorite

Grossular

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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

2.58-2.803.55-3.73

1 7.18

1.5 Fracture

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

Conchoidal, Uneven, ConchoidalArthur Thomas, Gemstones (2009), Conchoidal, Brittle

1.6 Cleavage

{001} Good

none

1.7 Mohs Hardness

5-5.57-7.5

2 10

1.8 Chemical Composition

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

Ca 3Al 2(SiO 4) 3Arthur Thomas , Gemstones (2009)

Antigorite and Grossular Chemical Formula

While comparing Antigorite and Grossular 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 Antigorite and Grossular chemical formula.

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

Compare Green Gemstones

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Antigorite Vs Augite

Antigorite Vs Axinite

Antigorite and Grossular Specific Gravity

Another important criteria for qualitative analysis of gemstones is Antigorite and Grossular Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Antigorite and Grossular Optical Properties during the identification of gemstone. Specific gravity of Antigorite is 3.55-3.73 whereas that of Grossular is 3.55-3.73.