Thulite and Falcons Eye Physical Properties

Thulite

Falcons Eye

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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

3.12.58-2.64

1 7.18

1.5 Fracture

Uneven, Conchoidal, ConchoidalArthur Thomas, Gemstones (2009)

Gemstones of the world (2001)

1.6 Cleavage

Perfect {010} imperfect {100}

Not Available

1.7 Mohs Hardness

6-77

2 10

1.8 Chemical Composition

Ca₂Al₃(SiO₄)₃(OH)

SiO 2Walter Schumann , Gemstones of the world (2001)

Thulite and Falcons Eye Chemical Formula

While comparing Thulite and Falcons Eye 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 Thulite and Falcons Eye chemical formula.

Chemical formula of Thulite- Ca₂Al₃(SiO₄)₃(OH)
Chemical formula of Falcons Eye- SiO 2Walter Schumann , Gemstones of the world (2001)

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Thulite and Falcons Eye Specific Gravity

Another important criteria for qualitative analysis of gemstones is Thulite and Falcons Eye Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Thulite and Falcons Eye Optical Properties during the identification of gemstone. Specific gravity of Thulite is 2.58-2.64 whereas that of Falcons Eye is 2.58-2.64.