Shigaite and Azurite Physical Properties

Shigaite

Azurite

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1 Physical Properties

1.1 Tenacity

Moderately ﬂexible

Brittle

1.2 Solubility

Not Available

1.3 Durability

Not Available

1.4 Specific Gravity

2.323.70-3.90

1 7.18

1.5 Fracture

Flexible Flexible fragments.

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

1.6 Cleavage

Perfect on {0001}

Perfect on {011}, fair on {100}, poor on {110}

1.7 Mohs Hardness

23.5-4

2 10

1.8 Chemical Composition

Not Available

Cu 3(OH) 2(CO 3) 2Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references

Shigaite and Azurite Chemical Formula

While comparing Shigaite and Azurite 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 Shigaite and Azurite chemical formula.

Chemical formula of Azurite- Cu 3(OH) 2(CO 3) 2Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references

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Shigaite and Azurite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Shigaite and Azurite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Shigaite and Azurite Optical Properties during the identification of gemstone. Specific gravity of Shigaite is 3.70-3.90 whereas that of Azurite is 3.70-3.90.