Euclase and Legrandite Physical Properties

Euclase

Legrandite

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1 Physical Properties

1.1 Tenacity

Not Available

Brittle

1.2 Solubility

Not Available

1.3 Durability

Not Available

1.4 Specific Gravity

3.08-3.123.98-4.04

1 7.18

1.5 Fracture

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

Conchoidal, UnevenArthur Thomas, Gemstones (2009), Brittle

1.6 Cleavage

{010} Perfect

Imperfect, poor one {100}

1.7 Mohs Hardness

7.54.5-5

2 10

1.8 Chemical Composition

BeAlSiO 4(OH)Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references

Zn 2(AsO 4)(OH) · H 2OMichael OâDonoghue , Gems, Sixth Edition (2006) More from other references

Euclase and Legrandite Chemical Formula

While comparing Euclase and Legrandite 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 Euclase and Legrandite chemical formula.

Chemical formula of Euclase- BeAlSiO 4(OH)Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references
Chemical formula of Legrandite- Zn 2(AsO 4)(OH) · H 2OMichael OâDonoghue , Gems, Sixth Edition (2006) More from other references

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Euclase and Legrandite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Euclase and Legrandite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Euclase and Legrandite Optical Properties during the identification of gemstone. Specific gravity of Euclase is 3.98-4.04 whereas that of Legrandite is 3.98-4.04.