Bastnasite and Riebeckite Physical Properties

Bastnasite

Riebeckite

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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

4.95-5.03.28-3.44

1 7.18

1.5 Fracture

Uneven

Uneven, Splintery, Brittle

1.6 Cleavage

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

Perfect on {110}, intersecting at 56° and 124°; partings on {100} and {010}

1.7 Mohs Hardness

4-55.0-6.0

2 10

1.8 Chemical Composition

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

Not Available

Bastnasite and Riebeckite Chemical Formula

While comparing Bastnasite and Riebeckite 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 Riebeckite chemical formula.

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

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Bastnasite and Riebeckite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Bastnasite and Riebeckite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Bastnasite and Riebeckite Optical Properties during the identification of gemstone. Specific gravity of Bastnasite is 3.28-3.44 whereas that of Riebeckite is 3.28-3.44.