Grossular and Sapphirine Physical Properties

Grossular

Sapphirine

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1 Physical Properties

2.2 Tenacity

Not Available

2.4 Solubility

Not Available

2.6 Durability

Not Available

2.8 Specific Gravity

3.55-3.733.40-3.58

1 7.18

2.9 Fracture

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

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

2.10 Cleavage

none

{010} Perfect

2.11 Mohs Hardness

7-7.57.5

2 10

2.15 Chemical Composition

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

(Al,Mg) 8(Al,Si) 6O 20Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references

Grossular and Sapphirine Chemical Formula

While comparing Grossular and Sapphirine 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 Sapphirine chemical formula.

Chemical formula of Grossular- Ca 3Al 2(SiO 4) 3Arthur Thomas , Gemstones (2009)
Chemical formula of Sapphirine- (Al,Mg) 8(Al,Si) 6O 20Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references

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Grossular and Sapphirine Specific Gravity

Another important criteria for qualitative analysis of gemstones is Grossular and Sapphirine Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Grossular and Sapphirine Optical Properties during the identification of gemstone. Specific gravity of Grossular is 3.40-3.58 whereas that of Sapphirine is 3.40-3.58.