Thulite and Chrome Pyrope Physical Properties

Thulite

Chrome Pyrope

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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

3.13.62-3.80

1 7.18

1.5 Fracture

Uneven, Conchoidal, ConchoidalArthur Thomas, Gemstones (2009)

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

1.6 Cleavage

Perfect {010} imperfect {100}

Not Available

1.7 Mohs Hardness

6-77-7.5

2 10

1.8 Chemical Composition

Ca₂Al₃(SiO₄)₃(OH)

Mg 3(Al,Cr) 2(SiO 4) 3Gemdat.org , Management Team (2012)

Thulite and Chrome Pyrope Chemical Formula

While comparing Thulite and Chrome Pyrope 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 Chrome Pyrope chemical formula.

Chemical formula of Thulite- Ca₂Al₃(SiO₄)₃(OH)
Chemical formula of Chrome Pyrope- Mg 3(Al,Cr) 2(SiO 4) 3Gemdat.org , Management Team (2012)

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Thulite and Chrome Pyrope Specific Gravity

Another important criteria for qualitative analysis of gemstones is Thulite and Chrome Pyrope Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Thulite and Chrome Pyrope Optical Properties during the identification of gemstone. Specific gravity of Thulite is 3.62-3.80 whereas that of Chrome Pyrope is 3.62-3.80.