Tugtupite and Anorthite Physical Properties

Tugtupite

Anorthite

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1 Physical Properties

1.1 Tenacity

Not Available

Brittle

1.2 Solubility

Not Available

1.3 Durability

Not Available

1.4 Specific Gravity

2.30-2.602.77

1 7.18

1.5 Fracture

Uneven, Uneven, ConchoidalArthur Thomas, Gemstones (2009)

Uneven, Uneven, Gems, Sixth Edition (2006)

1.6 Cleavage

{111} Imperfect

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

1.7 Mohs Hardness

5.5-66-6.5

2 10

1.8 Chemical Composition

Na 4AlBeSi 4O 12ClMichael OâDonoghue , Gems, Sixth Edition (2006) More from other references

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

Tugtupite and Anorthite Chemical Formula

While comparing Tugtupite and Anorthite 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 Tugtupite and Anorthite chemical formula.

Chemical formula of Tugtupite- Na 4AlBeSi 4O 12ClMichael OâDonoghue , Gems, Sixth Edition (2006) More from other references
Chemical formula of Anorthite- CaAl 2Si 2O 8Michael OâDonoghue , Gems, Sixth Edition (2006)

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Tugtupite and Anorthite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Tugtupite and Anorthite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Tugtupite and Anorthite Optical Properties during the identification of gemstone. Specific gravity of Tugtupite is 2.77 whereas that of Anorthite is 2.77.