Rhodolite and Sapphirine Physical Properties

Rhodolite

Sapphirine

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1 Physical Properties

1.1 Tenacity

Not Available

1.2 Solubility

Not Available

1.3 Durability

Not Available

1.4 Specific Gravity

3.843.40-3.58

1 7.18

1.5 Fracture

Conchoidal

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

1.6 Cleavage

none, may show indistinct parting

{010} Perfect

1.7 Mohs Hardness

7-7.57.5

2 10

1.8 Chemical Composition

(Mg,Fe)₃Al₂Si₃O₁₂

(Al,Mg) 8(Al,Si) 6O 20Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references

Rhodolite and Sapphirine Chemical Formula

While comparing Rhodolite and Sapphirine 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 Sapphirine chemical formula.

Chemical formula of Rhodolite- (Mg,Fe)₃Al₂Si₃O₁₂
Chemical formula of Sapphirine- (Al,Mg) 8(Al,Si) 6O 20Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references

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Rhodolite and Sapphirine Specific Gravity

Another important criteria for qualitative analysis of gemstones is Rhodolite and Sapphirine Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Rhodolite and Sapphirine Optical Properties during the identification of gemstone. Specific gravity of Rhodolite is 3.40-3.58 whereas that of Sapphirine is 3.40-3.58.