Grandidierite and Morion Physical Properties

Grandidierite

Morion

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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

2.85-3.002.65

1 7.18

1.5 Fracture

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

ConchoidalWalter Schumann, Gemstones of the world (2001), ConchoidalWalter Schumann, Gemstones of the world (2001)

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.

SiO 2Ulrich Henn and Claudio C.

Grandidierite and Morion Chemical Formula

While comparing Grandidierite and Morion 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 Morion chemical formula.

Chemical formula of Grandidierite- (Mg,Fe)Al 3(BO 4)(SiO 4)OUlrich Henn and Claudio C.
Chemical formula of Morion- SiO 2Ulrich Henn and Claudio C.

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Grandidierite and Morion Specific Gravity

Another important criteria for qualitative analysis of gemstones is Grandidierite and Morion Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Grandidierite and Morion Optical Properties during the identification of gemstone. Specific gravity of Grandidierite is 2.65 whereas that of Morion is 2.65.