Thulite and Clinohumite Physical Properties

Thulite

Clinohumite

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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

3.13.13-3.75

1 7.18

1.5 Fracture

Uneven, Conchoidal, ConchoidalArthur Thomas, Gemstones (2009)

Subconchoidal, Uneven, ConchoidalArthur Thomas, Gemstones (2009), Brittle, Conchoidal

1.6 Cleavage

Perfect {010} imperfect {100}

Poor on {100}

1.7 Mohs Hardness

6-76

2 10

1.8 Chemical Composition

Ca₂Al₃(SiO₄)₃(OH)

(Mg,Fe2+ ) 9(SiO 4) 4(F,OH)) 2Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references

Thulite and Clinohumite Chemical Formula

While comparing Thulite and Clinohumite 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 Clinohumite chemical formula.

Chemical formula of Thulite- Ca₂Al₃(SiO₄)₃(OH)
Chemical formula of Clinohumite- (Mg,Fe2+ ) 9(SiO 4) 4(F,OH)) 2Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references

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Thulite and Clinohumite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Thulite and Clinohumite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Thulite and Clinohumite Optical Properties during the identification of gemstone. Specific gravity of Thulite is 3.13-3.75 whereas that of Clinohumite is 3.13-3.75.