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Charlesite
Charlesite

Magnesite
Magnesite



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Charlesite
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Magnesite

Charlesite and Magnesite Physical Properties

Physical Properties

Tenacity

Brittle
Brittle

Solubility

-
Effervesces in hot HCl

Durability

-
-

Specific Gravity

1.792.92-3.12
1 7.18
👆🏻

Fracture

Irregular/uneven
Conchoidal

Cleavage

Perfect on {10bar10}
[10 1 1] perfect

Mohs Hardness

2.53.5-4.5
2 10
👆🏻

Chemical Composition

Ca6(Al,Si)2(SO4)2B(OH)4(OH,O)12•26(H2O)
MgCO 3Michael O’Donoghue , Gems, Sixth Edition (2006) More from other references

Charlesite and Magnesite Chemical Formula

While comparing Charlesite and Magnesite 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 Charlesite and Magnesite chemical formula.

  • Chemical formula of Charlesite- Ca6(Al,Si)2(SO4)2B(OH)4(OH,O)12•26(H2O)
  • Chemical formula of Magnesite- MgCO 3Michael O’Donoghue , Gems, Sixth Edition (2006) More from other references

Charlesite and Magnesite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Charlesite and Magnesite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Charlesite and Magnesite Optical Properties during the identification of gemstone. Specific gravity of Charlesite is 2.92-3.12 whereas that of Magnesite is 2.92-3.12.