Pyrope Almandine and Moldavite Physical Properties

Pyrope Almandine

Moldavite

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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

3.62-4.202.32-2.38

1 7.18

1.5 Fracture

ConchoidalGemdat.org, Management Team (2012), ConchoidalGemdat.org, Management Team (2012)

ConchoidalWalter Schumann, Gemstones of the world (2001), ConchoidalWalter Schumann, Gemstones of the world (2001)

1.6 Cleavage

Not Available

1.7 Mohs Hardness

7-7.55.5

2 10

1.8 Chemical Composition

(Fe,Mg) 3Al 2(SiO 4) 3gemdat.org , Management Team (2012)

SiO 2(+Al 2O 3)Walter Schumann , Gemstones of the world (2001)

Pyrope Almandine and Moldavite Chemical Formula

While comparing Pyrope Almandine and Moldavite 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 Pyrope Almandine and Moldavite chemical formula.

Chemical formula of Pyrope Almandine- (Fe,Mg) 3Al 2(SiO 4) 3gemdat.org , Management Team (2012)
Chemical formula of Moldavite- SiO 2(+Al 2O 3)Walter Schumann , Gemstones of the world (2001)

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Pyrope Almandine and Moldavite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Pyrope Almandine and Moldavite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Pyrope Almandine and Moldavite Optical Properties during the identification of gemstone. Specific gravity of Pyrope Almandine is 2.32-2.38 whereas that of Moldavite is 2.32-2.38.