Bastnasite and Beudantite Physical Properties

Bastnasite

Beudantite

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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

4.95-5.04.48

1 7.18

1.5 Fracture

Uneven

Brittle, Metallic, Brittle, Metallic

1.6 Cleavage

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

distinct; good on {0001}

1.7 Mohs Hardness

4-53.5-4.5

2 10

1.8 Chemical Composition

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

PbFe+++3(AsO4)(SO4)(OH)6

Bastnasite and Beudantite Chemical Formula

While comparing Bastnasite and Beudantite 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 Beudantite chemical formula.

Chemical formula of Bastnasite- (Ce,La)(CO 3)FMichael OâDonoghue , Gems, Sixth Edition (2006) More from other references
Chemical formula of Beudantite- PbFe+++3(AsO4)(SO4)(OH)6

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Bastnasite and Beudantite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Bastnasite and Beudantite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Bastnasite and Beudantite Optical Properties during the identification of gemstone. Specific gravity of Bastnasite is 4.48 whereas that of Beudantite is 4.48.