Carnelian and Tugtupite Physical Properties

Carnelian

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

2.58-2.64

2.30-2.60

1.5 Fracture

Uneven, Splintery, Conchoidal, UnevenWalter Schumann, Gemstones of the world (2001)

Uneven, Uneven, ConchoidalArthur Thomas, Gemstones (2009)

1.6 Cleavage

Absent

{111} Imperfect

1.7 Mohs Hardness

6.5-7

5.5-6

1.8 Chemical Composition

SiO₂

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

Carnelian and Tugtupite Chemical Formula

While comparing Carnelian 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 Carnelian and Tugtupite chemical formula.

Chemical formula of Carnelian- SiO₂
Chemical formula of Tugtupite- Na 4AlBeSi 4O 12ClMichael OâDonoghue , Gems, Sixth Edition (2006) More from other references

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Carnelian Vs Quartz

Carnelian Vs Kunzite

Carnelian Vs Prasiolite

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Carnelian and Tugtupite Specific Gravity

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