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Londonite
Londonite

Datolite
Datolite



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Londonite
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Datolite

Londonite and Datolite Physical Properties

Physical Properties

Tenacity

Solubility

Durability

Specific Gravity

Fracture

Cleavage

Mohs Hardness

Chemical Composition

 
-
-
-
3.34
Conchoidal
None
-9999
(Cs,K,Rb)Al 4Be 4(B,Be) 12O 28Anthony et al , Handbook of mineralogy (2001)
 
Brittle
-
-
2.90-3.00
Conchoidal, Uneven
None
5-5.5
CaBSiO 4(OH)Michael O’Donoghue , Gems, Sixth Edition (2006) More from other references

Londonite and Datolite Chemical Formula

While comparing Londonite and Datolite 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 Datolite chemical formula.

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Londonite and Datolite Specific Gravity

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