Lazulite and Bastnasite Physical Properties

Lazulite

Bastnasite

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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

3.04-3.174.95-5.0

1 7.18

1.5 Fracture

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

Uneven

1.6 Cleavage

{001} Indistinct, {???} Indistinct

Imperfect to indistinct on {10 1 0}, parting on {0001}

1.7 Mohs Hardness

5.54-5

2 10

1.8 Chemical Composition

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

(Ce,La)(CO 3)FMichael OâDonoghue , Gems, Sixth Edition (2006) More from other references

Lazulite and Bastnasite Chemical Formula

While comparing Lazulite and Bastnasite 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 Bastnasite 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 Bastnasite- (Ce,La)(CO 3)FMichael OâDonoghue , Gems, Sixth Edition (2006) More from other references

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Lazulite and Bastnasite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Lazulite and Bastnasite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Lazulite and Bastnasite Optical Properties during the identification of gemstone. Specific gravity of Lazulite is 4.95-5.0 whereas that of Bastnasite is 4.95-5.0.