Lazulite and Jeremejevite Physical Properties

Lazulite

Jeremejevite

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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

3.04-3.173.28-3.31

1 7.18

1.5 Fracture

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

Conchoidal, ConchoidalArthur Thomas, Gemstones (2009), Brittle

1.6 Cleavage

{001} Indistinct, {???} Indistinct

None observed

1.7 Mohs Hardness

5.56.5-7.5

2 10

1.8 Chemical Composition

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

Al 6B 5O 15(F,OH) 3Ulrich Henn and Claudio C.

Lazulite and Jeremejevite Chemical Formula

While comparing Lazulite and Jeremejevite 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 Jeremejevite 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 Jeremejevite- Al 6B 5O 15(F,OH) 3Ulrich Henn and Claudio C.

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Lazulite and Jeremejevite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Lazulite and Jeremejevite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Lazulite and Jeremejevite Optical Properties during the identification of gemstone. Specific gravity of Lazulite is 3.28-3.31 whereas that of Jeremejevite is 3.28-3.31.