Chiastolite and Charlesite Physical Properties

Chiastolite

Charlesite

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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

3.00-3.151.79

1 7.18

1.5 Fracture

Not Available

Irregular/uneven, Brittle, Metallic

1.6 Cleavage

Not Available

Perfect on {10bar10}

1.7 Mohs Hardness

5-5.52.5

2 10

1.8 Chemical Composition

Al 2SiO 5Michael OâDonoghue , Gems, Sixth edition (2006)

Ca6(Al,Si)2(SO4)2B(OH)4(OH,O)12•26(H2O)

Chiastolite and Charlesite Chemical Formula

While comparing Chiastolite and Charlesite 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 Chiastolite and Charlesite chemical formula.

Chemical formula of Chiastolite- Al 2SiO 5Michael OâDonoghue , Gems, Sixth edition (2006)
Chemical formula of Charlesite- Ca6(Al,Si)2(SO4)2B(OH)4(OH,O)12•26(H2O)

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Chiastolite and Charlesite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Chiastolite and Charlesite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Chiastolite and Charlesite Optical Properties during the identification of gemstone. Specific gravity of Chiastolite is 1.79 whereas that of Charlesite is 1.79.