Thulite and Sugilite Physical Properties

Thulite

Sugilite

Add ⊕

1 Physical Properties

1.1 Tenacity

Not Available

1.2 Solubility

Not Available

1.3 Durability

Not Available

1.4 Specific Gravity

3.1

2.69-2.79

1.5 Fracture

Uneven, Conchoidal, ConchoidalArthur Thomas, Gemstones (2009)

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

1.6 Cleavage

Perfect {010} imperfect {100}

Poor on {0001}

1.7 Mohs Hardness

6-7

5.5-6.5

1.8 Chemical Composition

Ca₂Al₃(SiO₄)₃(OH)

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

Thulite and Sugilite Chemical Formula

While comparing Thulite 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 Thulite and Sugilite chemical formula.

Chemical formula of Thulite- Ca₂Al₃(SiO₄)₃(OH)
Chemical formula of Sugilite- KNa 2(Fe3+ ,Mn3+ ,Al) 2Li 3Si 12O 30Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references

Compare Red Gemstones

Thulite Vs Tugtupite

Thulite Vs Uvite

Thulite Vs Verdite

Thulite and Sugilite Specific Gravity

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