Bastnasite and Plumbogummite Physical Properties

Bastnasite

Plumbogummite

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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

4.95-5.04.014

1 7.18

1.5 Fracture

Uneven

Uneven, Conchoidal

1.6 Cleavage

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

None

1.7 Mohs Hardness

4-54-5

2 10

1.8 Chemical Composition

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

Not Available

Bastnasite and Plumbogummite Chemical Formula

While comparing Bastnasite and Plumbogummite 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 Plumbogummite 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 Plumbogummite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Bastnasite and Plumbogummite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Bastnasite and Plumbogummite Optical Properties during the identification of gemstone. Specific gravity of Bastnasite is 4.014 whereas that of Plumbogummite is 4.014.