Thulite and Fuchsite Physical Properties

Thulite

Fuchsite

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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

3.12.77-2.88

1 7.18

1.5 Fracture

Uneven, Conchoidal, ConchoidalArthur Thomas, Gemstones (2009)

Uneven

1.6 Cleavage

Perfect {010} imperfect {100}

Perfect basal

1.7 Mohs Hardness

6-72.5

2 10

1.8 Chemical Composition

Ca₂Al₃(SiO₄)₃(OH)

K(Al,Cr) 3Si 3O 10(OH) 2Gemdat.org , Management Team (2012)

Thulite and Fuchsite Chemical Formula

While comparing Thulite and Fuchsite 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 Fuchsite chemical formula.

Chemical formula of Thulite- Ca₂Al₃(SiO₄)₃(OH)
Chemical formula of Fuchsite- K(Al,Cr) 3Si 3O 10(OH) 2Gemdat.org , Management Team (2012)

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Thulite and Fuchsite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Thulite and Fuchsite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Thulite and Fuchsite Optical Properties during the identification of gemstone. Specific gravity of Thulite is 2.77-2.88 whereas that of Fuchsite is 2.77-2.88.