Fuchsite and Mellite Physical Properties

Fuchsite

Mellite

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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

2.77-2.881.58-1.60

1 7.18

1.5 Fracture

Uneven

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

1.6 Cleavage

Perfect basal

{011} Imperfect

1.7 Mohs Hardness

2.52

2 10

1.8 Chemical Composition

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

Al 2(Cl 2O 12) · 18H 2OUlrich Henn and Claudio C.

Fuchsite and Mellite Chemical Formula

While comparing Fuchsite and Mellite 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 Fuchsite and Mellite chemical formula.

Chemical formula of Fuchsite- K(Al,Cr) 3Si 3O 10(OH) 2Gemdat.org , Management Team (2012)
Chemical formula of Mellite- Al 2(Cl 2O 12) · 18H 2OUlrich Henn and Claudio C.

Compare Green Gemstones

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Fuchsite Vs Grossular

Fuchsite and Mellite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Fuchsite and Mellite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Fuchsite and Mellite Optical Properties during the identification of gemstone. Specific gravity of Fuchsite is 1.58-1.60 whereas that of Mellite is 1.58-1.60.