Gahnospinel and Pyrope Almandine Physical Properties

Gahnospinel

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

3.65-4.553.62-4.20

1 7.18

1.5 Fracture

ConchoidalArthur Thomas, Gemstones (2009)

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

1.6 Cleavage

None, but may exhibit slight parting

Not Available

1.7 Mohs Hardness

7.5-87-7.5

2 10

1.8 Chemical Composition

(Mg,Zn)Al 2O 4Gemdat.org , Management Team (2012)

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

Gahnospinel and Pyrope Almandine Chemical Formula

While comparing Gahnospinel 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 Gahnospinel and Pyrope Almandine chemical formula.

Chemical formula of Gahnospinel- (Mg,Zn)Al 2O 4Gemdat.org , Management Team (2012)
Chemical formula of Pyrope Almandine- (Fe,Mg) 3Al 2(SiO 4) 3gemdat.org , Management Team (2012)

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Gahnospinel and Pyrope Almandine Specific Gravity

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