Pyrrhotite and Sugilite Physical Properties

Pyrrhotite

Sugilite

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1 Physical Properties

1.1 Tenacity

Not Available

1.2 Solubility

Soluble

Not Available

1.3 Durability

Not Available

1.4 Specific Gravity

4.58-4.652.69-2.79

1 7.18

1.5 Fracture

Uneven

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

1.6 Cleavage

Absent

Poor on {0001}

1.7 Mohs Hardness

3.5-4.55.5-6.5

2 10

1.8 Chemical Composition

Not Available

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

Pyrrhotite and Sugilite Chemical Formula

While comparing Pyrrhotite 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 Pyrrhotite and Sugilite chemical formula.

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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Pyrrhotite and Sugilite Specific Gravity

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