Agate and Beryllonite Physical Properties

Agate

Beryllonite

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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

2.60-2.64

2.79-2.87

1.5 Fracture

Conchoidal, UnevenWalter Schumann, Gemstones of the world (2001)

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

1.6 Cleavage

Indiscernible

{010} perfect; {100} good, interrupted; {101} indistinct; {001} in traces

1.7 Mohs Hardness

6.5-7

5.5-6

1.8 Chemical Composition

SiO₂

NaBePO 4Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references

Agate and Beryllonite Chemical Formula

While comparing Agate and Beryllonite 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 and Beryllonite chemical formula.

Chemical formula of Agate- SiO₂
Chemical formula of Beryllonite- NaBePO 4Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references

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Agate and Beryllonite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Agate and Beryllonite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Agate and Beryllonite Optical Properties during the identification of gemstone. Specific gravity of Agate is 2.79-2.87 whereas that of Beryllonite is 2.79-2.87.