Cat s Eye and Pyromorphite Physical Properties

Cat s Eye

Pyromorphite

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1 Physical Properties

1.1 Tenacity

Not Available

Brittle

1.2 Solubility

Not Available

1.3 Durability

Not Available

1.4 Specific Gravity

3.5-3.86.5-7.1

1 7.18

1.5 Fracture

Not Available

Uneven, ConchoidalArthur Thomas, Brittle, Metallic

1.6 Cleavage

1,1 ; 3,2

Imperfect- [10 1 1]

1.7 Mohs Hardness

8.53.5-4

2 10

1.8 Chemical Composition

BeAl ₂ O ₄

Pb 5(PO 4) 3ClArthur Thomas , Gemstones (2009)

Cat s Eye and Pyromorphite Chemical Formula

While comparing Cat s Eye and Pyromorphite 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 Pyromorphite chemical formula.

Chemical formula of Cat s Eye- BeAl ₂ O ₄
Chemical formula of Pyromorphite- Pb 5(PO 4) 3ClArthur Thomas , Gemstones (2009)

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Cat s Eye and Pyromorphite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Cat s Eye and Pyromorphite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Cat s Eye and Pyromorphite Optical Properties during the identification of gemstone. Specific gravity of Cat s Eye is 6.5-7.1 whereas that of Pyromorphite is 6.5-7.1.