Achroite and Baryte Barite Physical Properties

Achroite

Baryte Barite

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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

2.90-3.404.43-4.46

1 7.18

1.5 Fracture

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

Gemstones (2009), UnevenArthur Thomas, Gemstones (2009)

1.6 Cleavage

Not Available

1.7 Mohs Hardness

7-7.53-3.5

2 10

1.8 Chemical Composition

Na(Li 1.5Al 1.5)Al 6(Si 6O 18)(BO 3) 3(OH) 3(OH)Gemdat.org , Management Team (2012) Formula given for elbaite.

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

Achroite and Baryte Barite Chemical Formula

While comparing Achroite and Baryte Barite 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 Achroite and Baryte Barite chemical formula.

Chemical formula of Achroite- Na(Li 1.5Al 1.5)Al 6(Si 6O 18)(BO 3) 3(OH) 3(OH)Gemdat.org , Management Team (2012) Formula given for elbaite.
Chemical formula of Baryte Barite- BaSO 4Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references

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Achroite and Baryte Barite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Achroite and Baryte Barite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Achroite and Baryte Barite Optical Properties during the identification of gemstone. Specific gravity of Achroite is 4.43-4.46 whereas that of Baryte Barite is 4.43-4.46.