Fuchsite and Londonite Physical Properties

Fuchsite

Londonite

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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

2.77-2.883.34

1 7.18

1.5 Fracture

Uneven

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

1.6 Cleavage

Perfect basal

None

1.7 Mohs Hardness

2.5Not Available

2 10

1.8 Chemical Composition

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

(Cs,K,Rb)Al 4Be 4(B,Be) 12O 28Anthony et al , Handbook of mineralogy (2001)

Fuchsite and Londonite Chemical Formula

While comparing Fuchsite and Londonite 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 Londonite chemical formula.

Chemical formula of Fuchsite- K(Al,Cr) 3Si 3O 10(OH) 2Gemdat.org , Management Team (2012)
Chemical formula of Londonite- (Cs,K,Rb)Al 4Be 4(B,Be) 12O 28Anthony et al , Handbook of mineralogy (2001)

Compare Green Gemstones

Fuchsite Vs Grossular

Fuchsite Vs Hackmanite

Fuchsite Vs Hayne

Fuchsite and Londonite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Fuchsite and Londonite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Fuchsite and Londonite Optical Properties during the identification of gemstone. Specific gravity of Fuchsite is 3.34 whereas that of Londonite is 3.34.