Magnesite and Hexagonite Physical Properties

Magnesite

Hexagonite

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1 Physical Properties

1.1 Tenacity

Brittle

1.2 Solubility

Effervesces in hot HCl

Not Available

1.3 Durability

Not Available

1.4 Specific Gravity

2.92-3.122.98-3.03

1 7.18

1.5 Fracture

Conchoidal, ConchoidalArthur Thomas, Gemstones (2009), Brittle

Uneven

1.6 Cleavage

[10 1 1] perfect

[110] perfect; [010] distinct

1.7 Mohs Hardness

3.5-4.55-6

2 10

1.8 Chemical Composition

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

Ca 2Mg 5Si 8O 22(OH) 2Ulrich Henn and Claudio C.

Magnesite and Hexagonite Chemical Formula

While comparing Magnesite and Hexagonite 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 Hexagonite chemical formula.

Chemical formula of Magnesite- MgCO 3Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references
Chemical formula of Hexagonite- Ca 2Mg 5Si 8O 22(OH) 2Ulrich Henn and Claudio C.

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Magnesite and Hexagonite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Magnesite and Hexagonite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Magnesite and Hexagonite Optical Properties during the identification of gemstone. Specific gravity of Magnesite is 2.98-3.03 whereas that of Hexagonite is 2.98-3.03.