Dumortierite and Falcons Eye Physical Properties

Dumortierite

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

3.26-3.412.58-2.64

1 7.18

1.5 Fracture

Fibrous, ConchoidalWalter Schumann, Gemstones of the world (2001) More from other references

Gemstones of the world (2001)

1.6 Cleavage

Distinct on {100}, poor on {110}; parting on {001}

Not Available

1.7 Mohs Hardness

7-8.57

2 10

1.8 Chemical Composition

AlAl₆O₃BSi₃O₁₈

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

Dumortierite and Falcons Eye Chemical Formula

While comparing Dumortierite 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 Dumortierite and Falcons Eye chemical formula.

Chemical formula of Dumortierite- AlAl₆O₃BSi₃O₁₈
Chemical formula of Falcons Eye- SiO 2Walter Schumann , Gemstones of the world (2001)

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Dumortierite and Falcons Eye Specific Gravity

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