Cat s Eye and Schorl Physical Properties

Cat s Eye

Schorl

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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

3.5-3.83.18-3.22

1 7.18

1.5 Fracture

Not Available

Uneven, Uneven, ConchoidalAnthony et al, Handbook of mineralogy (2001), Brittle, Conchoidal

1.6 Cleavage

1,1 ; 3,2

{1011} Indistinct

1.7 Mohs Hardness

8.5Not Available

2 10

1.8 Chemical Composition

BeAl ₂ O ₄

Na(Fe2+3)Al 6(Si 6O 18)(BO 3) 3(OH) 3(OH)Gemdat.org , Management Team (2012)

Cat s Eye and Schorl Chemical Formula

While comparing Cat s Eye and Schorl 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 Cat s Eye and Schorl chemical formula.

Chemical formula of Cat s Eye- BeAl ₂ O ₄
Chemical formula of Schorl- Na(Fe2+3)Al 6(Si 6O 18)(BO 3) 3(OH) 3(OH)Gemdat.org , Management Team (2012)

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Cat s Eye and Schorl Specific Gravity

Another important criteria for qualitative analysis of gemstones is Cat s Eye and Schorl Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Cat s Eye and Schorl Optical Properties during the identification of gemstone. Specific gravity of Cat s Eye is 3.18-3.22 whereas that of Schorl is 3.18-3.22.