Lazulite and Stolzite Physical Properties

Lazulite

Stolzite

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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

3.04-3.172

1 7.18

1.5 Fracture

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

Conchoidal, Uneven, Brittle

1.6 Cleavage

{001} Indistinct, {???} Indistinct

Imperfect on {001}, indistinct on {011}

1.7 Mohs Hardness

5.52.5-3

2 10

1.8 Chemical Composition

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

Not Available

Lazulite and Stolzite Chemical Formula

While comparing Lazulite and Stolzite 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 Stolzite chemical formula.

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

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Lazulite and Stolzite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Lazulite and Stolzite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Lazulite and Stolzite Optical Properties during the identification of gemstone. Specific gravity of Lazulite is 2 whereas that of Stolzite is 2.