Londonite and Pearl Physical Properties

Londonite

Pearl

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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

3.34

2.60-2.85

1.5 Fracture

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

Gemstones of the world (2001), UnevenWalter Schumann, Gemstones of the world (2001)

1.6 Cleavage

None

none

1.7 Mohs Hardness

Not Available

2.5-4.5

1.8 Chemical Composition

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

Not Available

Londonite and Pearl Chemical Formula

While comparing Londonite and Pearl 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 Pearl chemical formula.

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

Compare White Gemstones

Londonite Vs Milk Opal

Londonite Vs Montebrasite

Londonite Vs Mohawkite

Londonite and Pearl Specific Gravity

Another important criteria for qualitative analysis of gemstones is Londonite and Pearl Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Londonite and Pearl Optical Properties during the identification of gemstone. Specific gravity of Londonite is 2.60-2.85 whereas that of Pearl is 2.60-2.85.

White Gemstones

Marialite

Meionite

Microcline

Milarite

Milk Opal

Mohawkite