Williamsite and Magnesite Physical Properties

Williamsite

Magnesite

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1 Physical Properties

1.1 Tenacity

Not Available

Brittle

1.2 Solubility

Not Available

Effervesces in hot HCl

1.3 Durability

Not Available

1.4 Specific Gravity

2.51-2.632.92-3.12

1 7.18

1.5 Fracture

Conchoidal, Conchoidal, Handbook of mineralogy (2001)

Conchoidal, ConchoidalArthur Thomas, Gemstones (2009), Brittle

1.6 Cleavage

Not Available

[10 1 1] perfect

1.7 Mohs Hardness

43.5-4.5

2 10

1.8 Chemical Composition

(Mg,Fe2+ ) 3Si 2O 5(OH) 4Anthony et al , Handbook of mineralogy (2001)

MgCO 3Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references

Williamsite and Magnesite Chemical Formula

While comparing Williamsite 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 Williamsite and Magnesite chemical formula.

Chemical formula of Williamsite- (Mg,Fe2+ ) 3Si 2O 5(OH) 4Anthony et al , Handbook of mineralogy (2001)
Chemical formula of Magnesite- MgCO 3Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references

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Williamsite and Magnesite Specific Gravity

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