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Cymophane
Cymophane

Londonite
Londonite



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Cymophane
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Londonite

Cymophane and Londonite Physical Properties

1 Physical Properties
1.1 Tenacity
Not Available
Not Available
1.2 Solubility
Not Available
Not Available
1.3 Durability
Not Available
Not Available
1.4 Specific Gravity
3.69-3.813.34
Amber
1 7.18
1.5 Fracture
Not Available
ConchoidalAnthony et al, Handbook of mineralogy (2001), ConchoidalAnthony et al, Handbook of mineralogy (2001), Brittle, Conchoidal
1.6 Cleavage
Not Available
None
1.7 Mohs Hardness
8.5Not Available
Amber
2 10
1.8 Chemical Composition
BeAl 2O 4Arthur Thomas , Gemstones (2009)
(Cs,K,Rb)Al 4Be 4(B,Be) 12O 28Anthony et al , Handbook of mineralogy (2001)

Cymophane and Londonite Chemical Formula

While comparing Cymophane 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 Cymophane and Londonite chemical formula.

  • Chemical formula of Cymophane- BeAl 2O 4Arthur Thomas , Gemstones (2009)
  • Chemical formula of Londonite- (Cs,K,Rb)Al 4Be 4(B,Be) 12O 28Anthony et al , Handbook of mineralogy (2001)

Cymophane and Londonite Specific Gravity

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