Ludlamite and Magnesite Physical Properties

Ludlamite

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

3.1-3.22.92-3.12

1 7.18

1.5 Fracture

UnevenArthur Thomas, Gemstones (2009), UnevenArthur Thomas, Gemstones (2009)

Conchoidal, ConchoidalArthur Thomas, Gemstones (2009), Brittle

1.6 Cleavage

Vitreous, pearly on cleavage

[10 1 1] perfect

1.7 Mohs Hardness

3-43.5-4.5

2 10

1.8 Chemical Composition

(Fe2+ ,Mg,Mn2+ ) 3(PO 4) 2 · 4H 2OMichael OâDonoghue , Gems, Sixth Edition (2006) More from other references

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

Ludlamite and Magnesite Chemical Formula

While comparing Ludlamite 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 Ludlamite and Magnesite chemical formula.

Chemical formula of Ludlamite- (Fe2+ ,Mg,Mn2+ ) 3(PO 4) 2 · 4H 2OMichael OâDonoghue , Gems, Sixth Edition (2006) More from other references
Chemical formula of Magnesite- MgCO 3Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references

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Ludlamite and Magnesite Specific Gravity

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