Londonite and Larimar Physical Properties

Londonite

Larimar

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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

3.342.74-2.90

1 7.18

1.5 Fracture

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

Not Available

1.6 Cleavage

None

Not Available

1.7 Mohs Hardness

Not Available5

2 10

1.8 Chemical Composition

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

Ca 2NaHSi 3O 9Ulrich Henn and Claudio C.

Londonite and Larimar Chemical Formula

While comparing Londonite and Larimar 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 Londonite and Larimar chemical formula.

Chemical formula of Londonite- (Cs,K,Rb)Al 4Be 4(B,Be) 12O 28Anthony et al , Handbook of mineralogy (2001)
Chemical formula of Larimar- Ca 2NaHSi 3O 9Ulrich Henn and Claudio C.

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Londonite and Larimar Specific Gravity

Another important criteria for qualitative analysis of gemstones is Londonite and Larimar Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Londonite and Larimar Optical Properties during the identification of gemstone. Specific gravity of Londonite is 2.74-2.90 whereas that of Larimar is 2.74-2.90.