Riesling Beryl and Howlite Physical Properties

Riesling Beryl

Howlite

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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

2.66-2.862.45-2.58

1 7.18

1.5 Fracture

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

UnevenArthur Thomas, Gemstones (2009), UnevenArthur Thomas, Gemstones (2009), Brittle, Conchoidal

1.6 Cleavage

Not Available

None

1.7 Mohs Hardness

7.5-83-3.5

2 10

1.8 Chemical Composition

Al 2Be 3Si 6O 18Martin H.

Ca 2B 5SiO 9(OH) 5Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references

Riesling Beryl and Howlite Chemical Formula

While comparing Riesling Beryl and Howlite 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 Howlite chemical formula.

Chemical formula of Riesling Beryl- Al 2Be 3Si 6O 18Martin H.
Chemical formula of Howlite- Ca 2B 5SiO 9(OH) 5Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references

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Riesling Beryl Vs Sard

Riesling Beryl and Howlite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Riesling Beryl and Howlite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Riesling Beryl and Howlite Optical Properties during the identification of gemstone. Specific gravity of Riesling Beryl is 2.45-2.58 whereas that of Howlite is 2.45-2.58.