Tugtupite and Wulfenite Physical Properties

Tugtupite

Wulfenite

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1 Physical Properties

1.1 Tenacity

Not Available

Brittle

1.2 Solubility

Not Available

1.3 Durability

Not Available

1.4 Specific Gravity

2.30-2.606.50-7.00

1 7.18

1.5 Fracture

Uneven, Uneven, ConchoidalArthur Thomas, Gemstones (2009)

Irregular, Brittle, Conchoidal

1.6 Cleavage

{111} Imperfect

On {011}, distinct; on {001}, {013}, indistinct

1.7 Mohs Hardness

5.5-63

2 10

1.8 Chemical Composition

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

PbMoO 4Walter Schumann , Gemstones of the world (2001)

Tugtupite and Wulfenite Chemical Formula

While comparing Tugtupite and Wulfenite 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 Tugtupite and Wulfenite chemical formula.

Chemical formula of Tugtupite- Na 4AlBeSi 4O 12ClMichael OâDonoghue , Gems, Sixth Edition (2006) More from other references
Chemical formula of Wulfenite- PbMoO 4Walter Schumann , Gemstones of the world (2001)

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Tugtupite and Wulfenite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Tugtupite and Wulfenite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Tugtupite and Wulfenite Optical Properties during the identification of gemstone. Specific gravity of Tugtupite is 6.50-7.00 whereas that of Wulfenite is 6.50-7.00.