Sard and Tugtupite Physical Properties

Sard

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

2.58-2.632.30-2.60

1 7.18

1.5 Fracture

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

Uneven, Uneven, ConchoidalArthur Thomas, Gemstones (2009)

1.6 Cleavage

Not Available

{111} Imperfect

1.7 Mohs Hardness

6.5-75.5-6

2 10

1.8 Chemical Composition

SiO 2Ulrich Henn and Claudio C.

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

Sard and Tugtupite Chemical Formula

While comparing Sard 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 Sard and Tugtupite chemical formula.

Chemical formula of Sard- SiO 2Ulrich Henn and Claudio C.
Chemical formula of Tugtupite- Na 4AlBeSi 4O 12ClMichael OâDonoghue , Gems, Sixth Edition (2006) More from other references

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Sard and Tugtupite Specific Gravity

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