Catapleiite and Almandine Physical Properties

Catapleiite

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

2.723.95-4.30

1 7.18

1.5 Fracture

Brittle, Metallic, Brittle, Metallic

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

1.6 Cleavage

{110} Perfect, {010} Perfect

none

1.7 Mohs Hardness

5-67-7.5

2 10

1.8 Chemical Composition

Na 2ZrSi 3O 9 · 2H 2OMichael OâDonoghue , Gems, Sixth Edition (2006)

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

Catapleiite and Almandine Chemical Formula

While comparing Catapleiite and 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 Catapleiite and Almandine chemical formula.

Chemical formula of Catapleiite- Na 2ZrSi 3O 9 · 2H 2OMichael OâDonoghue , Gems, Sixth Edition (2006)
Chemical formula of Almandine- Fe 3Al 2(SiO 4) 3Arthur Thomas , Gemstones (2009)

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Catapleiite and Almandine Specific Gravity

Another important criteria for qualitative analysis of gemstones is Catapleiite and Almandine Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Catapleiite and Almandine Optical Properties during the identification of gemstone. Specific gravity of Catapleiite is 3.95-4.30 whereas that of Almandine is 3.95-4.30.