Bastnasite and Sodalite Physical Properties

Bastnasite

Sodalite

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1 Physical Properties

1.1 Tenacity

Not Available

Brittle

1.2 Solubility

Not Available

Soluble

1.3 Durability

Not Available

1.4 Specific Gravity

4.95-5.02.15-2.40

1 7.18

1.5 Fracture

Uneven

Conchoidal, Uneven, UnevenArthur Thomas, Brittle

1.6 Cleavage

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

Poor on {110}

1.7 Mohs Hardness

4-55-6

2 10

1.8 Chemical Composition

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

Na₈Al₆Si₆O₂₄Cl₂

Bastnasite and Sodalite Chemical Formula

While comparing Bastnasite and Sodalite 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 Bastnasite and Sodalite chemical formula.

Chemical formula of Bastnasite- (Ce,La)(CO 3)FMichael OâDonoghue , Gems, Sixth Edition (2006) More from other references
Chemical formula of Sodalite- Na₈Al₆Si₆O₂₄Cl₂

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Bastnasite and Sodalite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Bastnasite and Sodalite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Bastnasite and Sodalite Optical Properties during the identification of gemstone. Specific gravity of Bastnasite is 2.15-2.40 whereas that of Sodalite is 2.15-2.40.