Bastnasite and Emerald Physical Properties

Bastnasite

Emerald

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1 Physical Properties

1.1 Tenacity

Not Available

1.2 Solubility

Not Available

1.3 Durability

Not Available

Hard

1.4 Specific Gravity

4.95-5.02.67-2.78

1 7.18

1.5 Fracture

Uneven

Uneven, Uneven, ConchoidalWalter Schumann, Gemstones of the world (2001)

1.6 Cleavage

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

Imperfect on the [0001]

1.7 Mohs Hardness

4-57.5-8

2 10

1.8 Chemical Composition

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

Be₃Al₂SiO₆

Bastnasite and Emerald Chemical Formula

While comparing Bastnasite and Emerald 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 Emerald chemical formula.

Chemical formula of Bastnasite- (Ce,La)(CO 3)FMichael OâDonoghue , Gems, Sixth Edition (2006) More from other references
Chemical formula of Emerald- Be₃Al₂SiO₆

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Bastnasite and Emerald Specific Gravity

Another important criteria for qualitative analysis of gemstones is Bastnasite and Emerald Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Bastnasite and Emerald Optical Properties during the identification of gemstone. Specific gravity of Bastnasite is 2.67-2.78 whereas that of Emerald is 2.67-2.78.