Bastnasite and Chrysocolla Physical Properties

Bastnasite

Chrysocolla

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1 Physical Properties

1.1 Tenacity

Not Available

Brittle

1.2 Solubility

Not Available

1.3 Durability

Not Available

1.4 Specific Gravity

4.95-5.02.00-2.45

1 7.18

1.5 Fracture

Uneven

Sub-Conchoidal, ConchoidalArthur Thomas, Gemstones (2009), Brittle

1.6 Cleavage

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

none

1.7 Mohs Hardness

4-52-4

2 10

1.8 Chemical Composition

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

Cu₂H₂Si₂O₅(OH)₄

Bastnasite and Chrysocolla Chemical Formula

While comparing Bastnasite and Chrysocolla 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 Chrysocolla chemical formula.

Chemical formula of Bastnasite- (Ce,La)(CO 3)FMichael OâDonoghue , Gems, Sixth Edition (2006) More from other references
Chemical formula of Chrysocolla- Cu₂H₂Si₂O₅(OH)₄

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Bastnasite and Chrysocolla Specific Gravity

Another important criteria for qualitative analysis of gemstones is Bastnasite and Chrysocolla Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Bastnasite and Chrysocolla Optical Properties during the identification of gemstone. Specific gravity of Bastnasite is 2.00-2.45 whereas that of Chrysocolla is 2.00-2.45.