Franklinite and Cat s Eye Physical Properties

Franklinite

Cat s 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

5.05-5.223.5-3.8

1 7.18

1.5 Fracture

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

Not Available

1.6 Cleavage

None

1,1 ; 3,2

1.7 Mohs Hardness

5.5-68.5

2 10

1.8 Chemical Composition

(Zn,Mn2+ ,Fe2+ )(Fe3+ ,Mn3+ ) 2O 4Anthony et al , Handbook of mineralogy (2001)

BeAl ₂ O ₄

Franklinite and Cat s Eye Chemical Formula

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

Chemical formula of Franklinite- (Zn,Mn2+ ,Fe2+ )(Fe3+ ,Mn3+ ) 2O 4Anthony et al , Handbook of mineralogy (2001)
Chemical formula of Cat s Eye- BeAl ₂ O ₄

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Franklinite and Cat s Eye Specific Gravity

Another important criteria for qualitative analysis of gemstones is Franklinite and Cat s Eye Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Franklinite and Cat s Eye Optical Properties during the identification of gemstone. Specific gravity of Franklinite is 3.5-3.8 whereas that of Cat s Eye is 3.5-3.8.