Fuchsite and Beryllonite Physical Properties

Fuchsite

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

2.77-2.882.79-2.87

1 7.18

1.5 Fracture

Uneven

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

1.6 Cleavage

Perfect basal

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

1.7 Mohs Hardness

2.55.5-6

2 10

1.8 Chemical Composition

K(Al,Cr) 3Si 3O 10(OH) 2Gemdat.org , Management Team (2012)

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

Fuchsite and Beryllonite Chemical Formula

While comparing Fuchsite 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 Fuchsite and Beryllonite chemical formula.

Chemical formula of Fuchsite- K(Al,Cr) 3Si 3O 10(OH) 2Gemdat.org , Management Team (2012)
Chemical formula of Beryllonite- NaBePO 4Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references

Compare Green Gemstones

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Fuchsite Vs Grossular

Fuchsite Vs Hayne

Fuchsite and Beryllonite Specific Gravity

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