Euclase and Arfvedsonite Physical Properties

Euclase

Arfvedsonite

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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

3.08-3.123.3-3.5

1 7.18

1.5 Fracture

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

Uneven, Brittle, Metallic, Brittle, Metallic

1.6 Cleavage

{010} Perfect

Perfect on [110]

1.7 Mohs Hardness

7.55-6

2 10

1.8 Chemical Composition

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

NaNa2(Fe++4Fe+++)Si8O22(OH)2

Euclase and Arfvedsonite Chemical Formula

While comparing Euclase and Arfvedsonite 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 Arfvedsonite chemical formula.

Chemical formula of Euclase- BeAlSiO 4(OH)Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references
Chemical formula of Arfvedsonite- NaNa2(Fe++4Fe+++)Si8O22(OH)2

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Euclase and Arfvedsonite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Euclase and Arfvedsonite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Euclase and Arfvedsonite Optical Properties during the identification of gemstone. Specific gravity of Euclase is 3.3-3.5 whereas that of Arfvedsonite is 3.3-3.5.