Beryllonite and Rhodolite Physical Properties

Beryllonite

Rhodolite

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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

2.79-2.873.84

1 7.18

1.5 Fracture

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

Conchoidal

1.6 Cleavage

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

none, may show indistinct parting

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

(Mg,Fe)₃Al₂Si₃O₁₂

Beryllonite and Rhodolite Chemical Formula

While comparing Beryllonite and Rhodolite 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 Rhodolite chemical formula.

Chemical formula of Beryllonite- NaBePO 4Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references
Chemical formula of Rhodolite- (Mg,Fe)₃Al₂Si₃O₁₂

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Beryllonite and Rhodolite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Beryllonite and Rhodolite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Beryllonite and Rhodolite Optical Properties during the identification of gemstone. Specific gravity of Beryllonite is 3.84 whereas that of Rhodolite is 3.84.