Brazilianite and Chrysocolla Physical Properties

Brazilianite

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

2.98-2.992.00-2.45

1 7.18

1.5 Fracture

Conchoidal, Gems

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

1.6 Cleavage

(010) Distinct to good

none

1.7 Mohs Hardness

5.52-4

2 10

1.8 Chemical Composition

NaAl 3(PO 4) 2(OH) 4Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references

Cu₂H₂Si₂O₅(OH)₄

Brazilianite and Chrysocolla Chemical Formula

While comparing Brazilianite 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 Brazilianite and Chrysocolla chemical formula.

Chemical formula of Brazilianite- NaAl 3(PO 4) 2(OH) 4Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references
Chemical formula of Chrysocolla- Cu₂H₂Si₂O₅(OH)₄

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Brazilianite and Chrysocolla Specific Gravity

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