Chrysocolla and Brazilianite Physical Properties

Chrysocolla

Brazilianite

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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

2.00-2.452.98-2.99

1 7.18

1.5 Fracture

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

Conchoidal, Gems

1.6 Cleavage

none

(010) Distinct to good

1.7 Mohs Hardness

2-45.5

2 10

1.8 Chemical Composition

Cu₂H₂Si₂O₅(OH)₄

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

Chrysocolla and Brazilianite Chemical Formula

While comparing Chrysocolla and Brazilianite 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 Chrysocolla and Brazilianite chemical formula.

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

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Chrysocolla and Brazilianite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Chrysocolla and Brazilianite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Chrysocolla and Brazilianite Optical Properties during the identification of gemstone. Specific gravity of Chrysocolla is 2.98-2.99 whereas that of Brazilianite is 2.98-2.99.