Magnesite and Allanite Physical Properties

Magnesite

Allanite

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1 Physical Properties

1.1 Tenacity

Brittle

Not Available

1.2 Solubility

Effervesces in hot HCl

Not Available

1.3 Durability

Not Available

1.4 Specific Gravity

2.92-3.123.40-4.20

1 7.18

1.5 Fracture

Conchoidal, ConchoidalArthur Thomas, Gemstones (2009), Brittle

Not Available

1.6 Cleavage

[10 1 1] perfect

Not Available

1.7 Mohs Hardness

3.5-4.5Not Available

2 10

1.8 Chemical Composition

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

Not Available

Magnesite and Allanite Chemical Formula

While comparing Magnesite and Allanite 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 Magnesite and Allanite chemical formula.

Chemical formula of Magnesite- MgCO 3Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references

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Magnesite and Allanite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Magnesite and Allanite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Magnesite and Allanite Optical Properties during the identification of gemstone. Specific gravity of Magnesite is 3.40-4.20 whereas that of Allanite is 3.40-4.20.