Plumbogummite and Sugilite Physical Properties

Plumbogummite

Sugilite

Add ⊕

1 Physical Properties

1.1 Tenacity

Brittle

Not Available

1.2 Solubility

Soluble

Not Available

1.3 Durability

Not Available

1.4 Specific Gravity

4.0142.69-2.79

1 7.18

1.5 Fracture

Uneven, Conchoidal

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

1.6 Cleavage

None

Poor on {0001}

1.7 Mohs Hardness

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

Plumbogummite and Sugilite Chemical Formula

While comparing Plumbogummite 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 Plumbogummite 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

Compare Blue Gemstones

Plumbogummite Vs Paraiba

Plumbogummite Vs Sylvite

Plumbogummite Vs Lehsunia

Plumbogummite and Sugilite Specific Gravity

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