Grossular and Proustite Physical Properties

Grossular

Proustite

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1 Physical Properties

1.1 Tenacity

Not Available

Brittle

1.2 Solubility

Not Available

1.3 Durability

Not Available

1.4 Specific Gravity

3.55-3.735.51-5.64

1 7.18

1.5 Fracture

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

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

1.6 Cleavage

none

Distinct on {10 1 1}

1.7 Mohs Hardness

7-7.52.5

2 10

1.8 Chemical Composition

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

Ag 3AsS 3Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references

Grossular and Proustite Chemical Formula

While comparing Grossular and Proustite 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 Grossular and Proustite chemical formula.

Chemical formula of Grossular- Ca 3Al 2(SiO 4) 3Arthur Thomas , Gemstones (2009)
Chemical formula of Proustite- Ag 3AsS 3Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references

Compare Green Gemstones

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Grossular Vs Hurlbutite

Grossular and Proustite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Grossular and Proustite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Grossular and Proustite Optical Properties during the identification of gemstone. Specific gravity of Grossular is 5.51-5.64 whereas that of Proustite is 5.51-5.64.