Agate Opal and Benitoite Physical Properties

Agate Opal

Benitoite

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1 Physical Properties

1.1 Tenacity

Not Available

1.2 Solubility

Not Available

Insoluble: HCl

1.3 Durability

Not Available

1.4 Specific Gravity

1.98-2.503.61-3.68

1 7.18

1.5 Fracture

Conchoidal, Conchoidal, Gemstones of the world (2001)

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

1.6 Cleavage

Not Available

[10 1 1] poor

1.7 Mohs Hardness

5.5-6.56-6.5

2 10

1.8 Chemical Composition

SiO 2 · nH 2OWalter Schumann , Gemstones of the world (2001)

BaTiSi 3O 9Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references

Agate Opal and Benitoite Chemical Formula

While comparing Agate Opal and Benitoite 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 Agate Opal and Benitoite chemical formula.

Chemical formula of Agate Opal- SiO 2 · nH 2OWalter Schumann , Gemstones of the world (2001)
Chemical formula of Benitoite- BaTiSi 3O 9Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references

Compare Gems Found In Africa

Agate Opal Vs Anorthite

Agate Opal Vs Anthophyllite

Agate Opal Vs Anorthoclase

Agate Opal and Benitoite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Agate Opal and Benitoite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Agate Opal and Benitoite Optical Properties during the identification of gemstone. Specific gravity of Agate Opal is 3.61-3.68 whereas that of Benitoite is 3.61-3.68.