Grandidierite and Anorthoclase Physical Properties

Grandidierite

Anorthoclase

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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

2.85-3.002.56-2.62

1 7.18

1.5 Fracture

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

Uneven, Uneven, Gems, Sixth Edition (2006)

1.6 Cleavage

Perfect

From the Greek for oblique and fracture, descriptive of the cleavage

1.7 Mohs Hardness

7.56-6.5

2 10

1.8 Chemical Composition

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

(Na,K)AlSi 3O 8Michael OâDonoghue , Gems, Sixth Edition (2006)

Grandidierite and Anorthoclase Chemical Formula

While comparing Grandidierite and Anorthoclase 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 Anorthoclase chemical formula.

Chemical formula of Grandidierite- (Mg,Fe)Al 3(BO 4)(SiO 4)OUlrich Henn and Claudio C.
Chemical formula of Anorthoclase- (Na,K)AlSi 3O 8Michael OâDonoghue , Gems, Sixth Edition (2006)

Compare Green Gemstones

Grandidierite Vs Hiddenite

Grandidierite Vs Hydrogrossular

Grandidierite Vs Hurlbutite

Grandidierite and Anorthoclase Specific Gravity

Another important criteria for qualitative analysis of gemstones is Grandidierite and Anorthoclase Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Grandidierite and Anorthoclase Optical Properties during the identification of gemstone. Specific gravity of Grandidierite is 2.56-2.62 whereas that of Anorthoclase is 2.56-2.62.