Cat s Eye and Jacobsite Physical Properties

Cat s Eye

Jacobsite

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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

3.5-3.84.76-5.03

1 7.18

1.5 Fracture

Not Available

Conchoidal, Brittle

1.6 Cleavage

1,1 ; 3,2

None

1.7 Mohs Hardness

8.55.5-6.5

2 10

1.8 Chemical Composition

BeAl ₂ O ₄

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

Cat s Eye and Jacobsite Chemical Formula

While comparing Cat s Eye and Jacobsite 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 Jacobsite chemical formula.

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

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Cat s Eye and Jacobsite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Cat s Eye and Jacobsite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Cat s Eye and Jacobsite Optical Properties during the identification of gemstone. Specific gravity of Cat s Eye is 4.76-5.03 whereas that of Jacobsite is 4.76-5.03.