Anorthite and Fire Agate Physical Properties

Anorthite

Fire Agate

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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

2.772.60-2.64

1 7.18

1.5 Fracture

Uneven, Uneven, Gems, Sixth Edition (2006)

Uneven, Splintery, Conchoidal, Uneven, Splintery, Conchoidal, UnevenWalter Schumann, Gemstones of the world (2001)

1.6 Cleavage

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

Absent

1.7 Mohs Hardness

6-6.56.5-7

2 10

1.8 Chemical Composition

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

SiO 2Arthur Thomas , Gemstones (2009)

Anorthite and Fire Agate Chemical Formula

While comparing Anorthite and Fire Agate 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 Fire Agate chemical formula.

Chemical formula of Anorthite- CaAl 2Si 2O 8Michael OâDonoghue , Gems, Sixth Edition (2006)
Chemical formula of Fire Agate- SiO 2Arthur Thomas , Gemstones (2009)

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Anorthite and Fire Agate Specific Gravity

Another important criteria for qualitative analysis of gemstones is Anorthite and Fire Agate Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Anorthite and Fire Agate Optical Properties during the identification of gemstone. Specific gravity of Anorthite is 2.60-2.64 whereas that of Fire Agate is 2.60-2.64.