Chalcedony and Bastnasite Physical Properties

Chalcedony

Bastnasite

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1 Physical Properties

1.1 Tenacity

Not Available

1.2 Solubility

Soluble

Not Available

1.3 Durability

Not Available

1.4 Specific Gravity

2.55-2.704.95-5.0

1 7.18

1.5 Fracture

Uneven, Splintery, Conchoidal, Uneven, Splintery, Conchoidal, UnevenWalter Schumann

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

Chalcedony and Bastnasite Chemical Formula

While comparing Chalcedony 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 Chalcedony and Bastnasite chemical formula.

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

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Chalcedony and Bastnasite Specific Gravity

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