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Magnesite
Magnesite

Plumbogummite
Plumbogummite



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Magnesite and Plumbogummite Physical Properties

1 Physical Properties
1.1 Tenacity
Brittle
Brittle
1.2 Solubility
Effervesces in hot HCl
Soluble
1.3 Durability
Not Available
Not Available
1.4 Specific Gravity
2.92-3.12
4.014
1.5 Fracture
Conchoidal, ConchoidalArthur Thomas, Gemstones (2009), Brittle
Uneven, Conchoidal
1.6 Cleavage
[10 1 1] perfect
None
1.7 Mohs Hardness
3.5-4.5
4-5
1.8 Chemical Composition
MgCO 3Michael O’Donoghue , Gems, Sixth Edition (2006) More from other references
Not Available

Magnesite and Plumbogummite Chemical Formula

While comparing Magnesite and Plumbogummite 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 Plumbogummite chemical formula.

  • Chemical formula of Magnesite- MgCO 3Michael O’Donoghue , Gems, Sixth Edition (2006) More from other references
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Magnesite and Plumbogummite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Magnesite and Plumbogummite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Magnesite and Plumbogummite Optical Properties during the identification of gemstone. Specific gravity of Magnesite is 4.014 whereas that of Plumbogummite is 4.014.