Lazulite and Tigers Eye Physical Properties

Lazulite

Tigers 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

3.04-3.172.58-2.64

1 7.18

1.5 Fracture

Uneven, Uneven, Gemstones of the world (2001) More from other references

Gems, Sixth Edition (2006)

1.6 Cleavage

{001} Indistinct, {???} Indistinct

Indiscernible

1.7 Mohs Hardness

5.56.5-7

2 10

1.8 Chemical Composition

(Mg,Fe)Al 2(PO 4) 2(OH) 2Arthur Thomas , Gemstones (2009) More from other references

SiO₂

Lazulite and Tigers Eye Chemical Formula

While comparing Lazulite and Tigers 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 Lazulite and Tigers Eye chemical formula.

Chemical formula of Lazulite- (Mg,Fe)Al 2(PO 4) 2(OH) 2Arthur Thomas , Gemstones (2009) More from other references
Chemical formula of Tigers Eye- SiO₂

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Lazulite and Tigers Eye Specific Gravity

Another important criteria for qualitative analysis of gemstones is Lazulite and Tigers Eye Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Lazulite and Tigers Eye Optical Properties during the identification of gemstone. Specific gravity of Lazulite is 2.58-2.64 whereas that of Tigers Eye is 2.58-2.64.