Iolite and Bastnasite Physical Properties

Iolite

Bastnasite

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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

2.6-2.74.95-5.0

1 7.18

1.5 Fracture

Not Available

Uneven

1.6 Cleavage

3,1

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

1.7 Mohs Hardness

7-7.54-5

2 10

1.8 Chemical Composition

Mg₂Al₄Si₅O₁₈

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

Iolite and Bastnasite Chemical Formula

While comparing Iolite 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 Iolite and Bastnasite chemical formula.

Chemical formula of Iolite- Mg₂Al₄Si₅O₁₈
Chemical formula of Bastnasite- (Ce,La)(CO 3)FMichael OâDonoghue , Gems, Sixth Edition (2006) More from other references

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Iolite and Bastnasite Specific Gravity

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