Wardite and Londonite Physical Properties

Wardite

Londonite

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Physical Properties

Tenacity

Solubility

Durability

Specific Gravity

Fracture

Cleavage

Mohs Hardness

Chemical Composition

2.81

Conchoidal

{001} Perfect

4.5-5

NaAl 3(PO 4) 2(OH) 4 · 2H 2OMichael OâDonoghue , Gems, Sixth Edition (2006) More from other references

3.34

Conchoidal

None

-9999

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

Wardite and Londonite Chemical Formula

While comparing Wardite 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 Wardite and Londonite chemical formula.

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Wardite and Londonite Specific Gravity

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