Carnelian and Bastnasite Physical Properties

Carnelian

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

2.58-2.644.95-5.0

1 7.18

1.5 Fracture

Uneven, Splintery, Conchoidal, UnevenWalter Schumann, Gemstones of the world (2001)

Uneven

1.6 Cleavage

Absent

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

1.7 Mohs Hardness

6.5-74-5

2 10

1.8 Chemical Composition

SiO₂

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

Carnelian and Bastnasite Chemical Formula

While comparing Carnelian 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 Carnelian and Bastnasite chemical formula.

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

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Carnelian and Bastnasite Specific Gravity

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