Hibonite and Sugilite Physical Properties

Hibonite

Sugilite

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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

3.842.69-2.79

1 7.18

1.5 Fracture

Subconchoidal, ConchoidalAnthony et al, Handbook of mineralogy (2001), Conchoidal, Brittle

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

1.6 Cleavage

{0001} good, {10 1 0} parting

Poor on {0001}

1.7 Mohs Hardness

7.5-85.5-6.5

2 10

1.8 Chemical Composition

(Ca,Ce)(Al,Ti,Mg)12O19

KNa 2(Fe3+ ,Mn3+ ,Al) 2Li 3Si 12O 30Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references

Hibonite and Sugilite Chemical Formula

While comparing Hibonite and Sugilite 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 Hibonite and Sugilite chemical formula.

Chemical formula of Hibonite- (Ca,Ce)(Al,Ti,Mg)12O19
Chemical formula of Sugilite- KNa 2(Fe3+ ,Mn3+ ,Al) 2Li 3Si 12O 30Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references

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Hibonite and Sugilite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Hibonite and Sugilite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Hibonite and Sugilite Optical Properties during the identification of gemstone. Specific gravity of Hibonite is 2.69-2.79 whereas that of Sugilite is 2.69-2.79.