Beryllonite and Grossular Physical Properties

Beryllonite

Grossular

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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

2.79-2.873.55-3.73

1 7.18

1.5 Fracture

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

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

1.6 Cleavage

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

none

1.7 Mohs Hardness

5.5-67-7.5

2 10

1.8 Chemical Composition

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

Ca 3Al 2(SiO 4) 3Arthur Thomas , Gemstones (2009)

Beryllonite and Grossular Chemical Formula

While comparing Beryllonite and Grossular 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 Beryllonite and Grossular chemical formula.

Chemical formula of Beryllonite- NaBePO 4Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references
Chemical formula of Grossular- Ca 3Al 2(SiO 4) 3Arthur Thomas , Gemstones (2009)

Compare Colorless Gems

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Beryllonite Vs Cancrinite

Beryllonite Vs Cassiterite

Beryllonite and Grossular Specific Gravity

Another important criteria for qualitative analysis of gemstones is Beryllonite and Grossular Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Beryllonite and Grossular Optical Properties during the identification of gemstone. Specific gravity of Beryllonite is 3.55-3.73 whereas that of Grossular is 3.55-3.73.