Lawsonite and Bastnasite Physical Properties

Lawsonite

Bastnasite

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1 Physical Properties

1.1 Tenacity

Brittle

Not Available

1.2 Solubility

Not Available

1.3 Durability

Not Available

1.4 Specific Gravity

3.094.95-5.0

1 7.18

1.5 Fracture

White, Yellow, Pale blue, Brittle, Uneven

Uneven

1.6 Cleavage

Perfect on {100} and {010}, imperfect on {101}

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

1.7 Mohs Hardness

84-5

2 10

1.8 Chemical Composition

Not Available

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

Lawsonite and Bastnasite Chemical Formula

While comparing Lawsonite 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 Lawsonite and Bastnasite chemical formula.

Chemical formula of Bastnasite- (Ce,La)(CO 3)FMichael OâDonoghue , Gems, Sixth Edition (2006) More from other references

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Lawsonite and Bastnasite Specific Gravity

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