Parisite and Thulite Physical Properties

Parisite

Thulite

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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

4.33-4.423.1

1 7.18

1.5 Fracture

Not Available

Uneven, Conchoidal, ConchoidalArthur Thomas, Gemstones (2009)

1.6 Cleavage

Not Available

Perfect {010} imperfect {100}

1.7 Mohs Hardness

4.56-7

2 10

1.8 Chemical Composition

Ca(Nd,Ce,La) 2(CO 3) 3F 2Ulrich Henn and Claudio C.

Ca₂Al₃(SiO₄)₃(OH)

Parisite and Thulite Chemical Formula

While comparing Parisite and Thulite 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 Parisite and Thulite chemical formula.

Chemical formula of Parisite- Ca(Nd,Ce,La) 2(CO 3) 3F 2Ulrich Henn and Claudio C.
Chemical formula of Thulite- Ca₂Al₃(SiO₄)₃(OH)

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Parisite and Thulite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Parisite and Thulite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Parisite and Thulite Optical Properties during the identification of gemstone. Specific gravity of Parisite is 3.1 whereas that of Thulite is 3.1.