Anorthite and Tremolite Physical Properties

Anorthite

Tremolite

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1 Physical Properties

1.1 Tenacity

Brittle

1.2 Solubility

Not Available

1.3 Durability

Not Available

1.4 Specific Gravity

2.772.95-3.07

1 7.18

1.5 Fracture

Uneven, Uneven, Gems, Sixth Edition (2006)

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

1.6 Cleavage

Perfect [001] good [010] poor [110]

Perfect on {110} at 56° and 124°; partings on {010} and {100}

1.7 Mohs Hardness

6-6.55-6

2 10

1.8 Chemical Composition

CaAl 2Si 2O 8Michael OâDonoghue , Gems, Sixth Edition (2006)

Ca 2Mg 5Si 8O 22(OH) 2Ulrich Henn and Claudio C.

Anorthite and Tremolite Chemical Formula

While comparing Anorthite and Tremolite 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 Anorthite and Tremolite chemical formula.

Chemical formula of Anorthite- CaAl 2Si 2O 8Michael OâDonoghue , Gems, Sixth Edition (2006)
Chemical formula of Tremolite- Ca 2Mg 5Si 8O 22(OH) 2Ulrich Henn and Claudio C.

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Anorthite and Tremolite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Anorthite and Tremolite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Anorthite and Tremolite Optical Properties during the identification of gemstone. Specific gravity of Anorthite is 2.95-3.07 whereas that of Tremolite is 2.95-3.07.