Cat s Eye and Pargasite Physical Properties

Cat s Eye

Pargasite

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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

3.5-3.83.04-3.26

1 7.18

1.5 Fracture

Not Available

Splintery, Brittle, Uneven

1.6 Cleavage

1,1 ; 3,2

{110} perfect

1.7 Mohs Hardness

8.55-6

2 10

1.8 Chemical Composition

BeAl ₂ O ₄

NaCa 2(Mg 4Al)Si 6Al 2O 22(OH) 2Michael OâDonoghue , Gems, Sixth Edition (2006)

Cat s Eye and Pargasite Chemical Formula

While comparing Cat s Eye and Pargasite 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 Pargasite chemical formula.

Chemical formula of Cat s Eye- BeAl ₂ O ₄
Chemical formula of Pargasite- NaCa 2(Mg 4Al)Si 6Al 2O 22(OH) 2Michael OâDonoghue , Gems, Sixth Edition (2006)

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Cat s Eye and Pargasite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Cat s Eye and Pargasite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Cat s Eye and Pargasite Optical Properties during the identification of gemstone. Specific gravity of Cat s Eye is 3.04-3.26 whereas that of Pargasite is 3.04-3.26.