Thulite and Powellite Physical Properties

Thulite

Powellite

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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

3.1

4.23

1.5 Fracture

Uneven, Conchoidal, ConchoidalArthur Thomas, Gemstones (2009)

UnevenAnthony et al, Handbook of mineralogy (2001), UnevenAnthony et al, Handbook of mineralogy (2001), Brittle, Conchoidal

1.6 Cleavage

Perfect {010} imperfect {100}

{111} Distinct

1.7 Mohs Hardness

6-7

3.5-4

1.8 Chemical Composition

Ca₂Al₃(SiO₄)₃(OH)

CaMoO 4Michael OâDonoghue , Gems, Sixth Edition (2006)

Thulite and Powellite Chemical Formula

While comparing Thulite and Powellite 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 Thulite and Powellite chemical formula.

Chemical formula of Thulite- Ca₂Al₃(SiO₄)₃(OH)
Chemical formula of Powellite- CaMoO 4Michael OâDonoghue , Gems, Sixth Edition (2006)

Compare Red Gemstones

Thulite Vs Uvite

Thulite Vs Verdite

Thulite Vs Tugtupite

Thulite and Powellite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Thulite and Powellite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Thulite and Powellite Optical Properties during the identification of gemstone. Specific gravity of Thulite is 4.23 whereas that of Powellite is 4.23.

Red Gemstones

Topaz

Tortoiseshell

Tourmaline

Triplite

Tugtupite

Uvite