Grandidierite and Moroxite Physical Properties

Grandidierite

Moroxite

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1 Physical Properties

1.1 Tenacity

Not Available

1.2 Solubility

Not Available

1.3 Durability

Not Available

1.4 Specific Gravity

2.85-3.003.13-3.26

1 7.18

1.5 Fracture

Brittle, UnevenArthur Thomas, Gemstones (2009), Brittle, Uneven

ConchoidalArthur Thomas, Gemstones (2009), ConchoidalArthur Thomas, Gemstones (2009)

1.6 Cleavage

Perfect

Not Available

1.7 Mohs Hardness

7.5Not Available

2 10

1.8 Chemical Composition

(Mg,Fe)Al 3(BO 4)(SiO 4)OUlrich Henn and Claudio C.

Ca 5(F,Cl)(PO 4) 3Arthur Thomas , Gemstones (2009)

Grandidierite and Moroxite Chemical Formula

While comparing Grandidierite and Moroxite 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 Grandidierite and Moroxite chemical formula.

Chemical formula of Grandidierite- (Mg,Fe)Al 3(BO 4)(SiO 4)OUlrich Henn and Claudio C.
Chemical formula of Moroxite- Ca 5(F,Cl)(PO 4) 3Arthur Thomas , Gemstones (2009)

Compare Green Gemstones

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Grandidierite and Moroxite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Grandidierite and Moroxite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Grandidierite and Moroxite Optical Properties during the identification of gemstone. Specific gravity of Grandidierite is 3.13-3.26 whereas that of Moroxite is 3.13-3.26.