Lazulite and Tavorite Physical Properties

Lazulite

Tavorite

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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

3.04-3.173.32

1 7.18

1.5 Fracture

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

Not Available

1.6 Cleavage

{001} Indistinct, {???} Indistinct

{???} Distinct, {???} Distinct, {???} Distinct

1.7 Mohs Hardness

5.5Not Available

2 10

1.8 Chemical Composition

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

LiFe3+ (PO 4)(OH)Anthony et al , Handbook of mineralogy (2001)

Lazulite and Tavorite Chemical Formula

While comparing Lazulite and Tavorite 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 Tavorite 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 Tavorite- LiFe3+ (PO 4)(OH)Anthony et al , Handbook of mineralogy (2001)

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Lazulite and Tavorite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Lazulite and Tavorite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Lazulite and Tavorite Optical Properties during the identification of gemstone. Specific gravity of Lazulite is 3.32 whereas that of Tavorite is 3.32.