Creedite and Pyrope Almandine Physical Properties

Creedite

Pyrope Almandine

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1 Physical Properties

1.1 Tenacity

Brittle

Not Available

1.2 Solubility

Not Available

1.3 Durability

Not Available

1.4 Specific Gravity

2.703.62-4.20

1 7.18

1.5 Fracture

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

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

1.6 Cleavage

Perfect on {100}

Not Available

1.7 Mohs Hardness

4.57-7.5

2 10

1.8 Chemical Composition

Ca 3Al 2(SO 4)(F,OH) 10Ulrich Henn and Claudio C.

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

Creedite and Pyrope Almandine Chemical Formula

While comparing Creedite 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 Creedite and Pyrope Almandine chemical formula.

Chemical formula of Creedite- Ca 3Al 2(SO 4)(F,OH) 10Ulrich Henn and Claudio C.
Chemical formula of Pyrope Almandine- (Fe,Mg) 3Al 2(SiO 4) 3gemdat.org , Management Team (2012)

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Creedite and Pyrope Almandine Specific Gravity

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