Verdite and Tugtupite Physical Properties

Verdite

Tugtupite

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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

2.80-3.02.30-2.60

1 7.18

1.5 Fracture

Not Available

Uneven, Uneven, ConchoidalArthur Thomas, Gemstones (2009)

1.6 Cleavage

{110} Good

{111} Imperfect

1.7 Mohs Hardness

35.5-6

2 10

1.8 Chemical Composition

NaFeS2•2(H2O)

Na 4AlBeSi 4O 12ClMichael OâDonoghue , Gems, Sixth Edition (2006) More from other references

Verdite and Tugtupite Chemical Formula

While comparing Verdite and Tugtupite 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 Verdite and Tugtupite chemical formula.

Chemical formula of Verdite- NaFeS2•2(H2O)
Chemical formula of Tugtupite- Na 4AlBeSi 4O 12ClMichael OâDonoghue , Gems, Sixth Edition (2006) More from other references

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Verdite and Tugtupite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Verdite and Tugtupite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Verdite and Tugtupite Optical Properties during the identification of gemstone. Specific gravity of Verdite is 2.30-2.60 whereas that of Tugtupite is 2.30-2.60.