Smoky Quartz and Bastnasite Physical Properties

Smoky Quartz

Bastnasite

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1 Physical Properties

1.1 Tenacity

Brittle

Not Available

1.2 Solubility

Not Available

1.3 Durability

Not Available

1.4 Specific Gravity

2.654.95-5.0

1 7.18

1.5 Fracture

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

Uneven

1.6 Cleavage

{0110} Indistinct

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

1.7 Mohs Hardness

74-5

2 10

1.8 Chemical Composition

SiO₂

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

Smoky Quartz and Bastnasite Chemical Formula

While comparing Smoky Quartz 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 Smoky Quartz and Bastnasite chemical formula.

Chemical formula of Smoky Quartz- SiO₂
Chemical formula of Bastnasite- (Ce,La)(CO 3)FMichael OâDonoghue , Gems, Sixth Edition (2006) More from other references

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Smoky Quartz and Bastnasite Specific Gravity

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