Prase Opal and Pyrope Almandine Physical Properties

Prase Opal

Pyrope Almandine

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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

1.98-2.253.62-4.20

1 7.18

1.5 Fracture

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

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

1.6 Cleavage

Not Available

1.7 Mohs Hardness

5-6.57-7.5

2 10

1.8 Chemical Composition

SiO 2 + H 2OUlrich Henn and Claudio C.

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

Prase Opal and Pyrope Almandine Chemical Formula

While comparing Prase Opal and Pyrope Almandine 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 Prase Opal and Pyrope Almandine chemical formula.

Chemical formula of Prase Opal- SiO 2 + H 2OUlrich Henn and Claudio C.
Chemical formula of Pyrope Almandine- (Fe,Mg) 3Al 2(SiO 4) 3gemdat.org , Management Team (2012)

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Prase Opal and Pyrope Almandine Specific Gravity

Another important criteria for qualitative analysis of gemstones is Prase Opal and Pyrope Almandine Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Prase Opal and Pyrope Almandine Optical Properties during the identification of gemstone. Specific gravity of Prase Opal is 3.62-4.20 whereas that of Pyrope Almandine is 3.62-4.20.