Riesling Beryl and Pollucite Physical Properties

Riesling Beryl

Pollucite

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1 Physical Properties

1.1 Tenacity

Not Available

Brittle

1.2 Solubility

Not Available

Readily soluble in HF

1.3 Durability

Not Available

1.4 Specific Gravity

2.66-2.862.86-2.94

1 7.18

1.5 Fracture

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

Conchoidal, Uneven, ConchoidalArthur Thomas, Gemstones (2009), Brittle

1.6 Cleavage

Not Available

None observed

1.7 Mohs Hardness

7.5-86.5-7

2 10

1.8 Chemical Composition

Al 2Be 3Si 6O 18Martin H.

(Cs,Na)(AlSi 2O 6) · 0.5H 2OWalter Schumann , Gemstones of the world (2001) More from other references

Riesling Beryl and Pollucite Chemical Formula

While comparing Riesling Beryl and Pollucite 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 Riesling Beryl and Pollucite chemical formula.

Chemical formula of Riesling Beryl- Al 2Be 3Si 6O 18Martin H.
Chemical formula of Pollucite- (Cs,Na)(AlSi 2O 6) · 0.5H 2OWalter Schumann , Gemstones of the world (2001) More from other references

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Riesling Beryl and Pollucite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Riesling Beryl and Pollucite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Riesling Beryl and Pollucite Optical Properties during the identification of gemstone. Specific gravity of Riesling Beryl is 2.86-2.94 whereas that of Pollucite is 2.86-2.94.