Rhodolite and Benitoite Physical Properties

Rhodolite

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

3.843.61-3.68

1 7.18

1.5 Fracture

Conchoidal

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

1.6 Cleavage

none, may show indistinct parting

[10 1 1] poor

1.7 Mohs Hardness

7-7.56-6.5

2 10

1.8 Chemical Composition

(Mg,Fe)₃Al₂Si₃O₁₂

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

Rhodolite and Benitoite Chemical Formula

While comparing Rhodolite 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 Rhodolite and Benitoite chemical formula.

Chemical formula of Rhodolite- (Mg,Fe)₃Al₂Si₃O₁₂
Chemical formula of Benitoite- BaTiSi 3O 9Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references

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Rhodolite and Benitoite Specific Gravity

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