Grandidierite and Phosgenite Physical Properties

Grandidierite

Phosgenite

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1 Physical Properties

1.1 Tenacity

Not Available

Sectile

1.2 Solubility

Not Available

Soluble

1.3 Durability

Not Available

1.4 Specific Gravity

2.85-3.006.13

1 7.18

1.5 Fracture

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

Conchoidal, ConchoidalArthur Thomas, Gemstones (2009), (e.g. graphite).

1.6 Cleavage

Perfect

Distinct on {001} and {110}, indistinct on {100}

1.7 Mohs Hardness

7.52-3

2 10

1.8 Chemical Composition

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

Pb 2(CO 3)Cl 2Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references

Grandidierite and Phosgenite Chemical Formula

While comparing Grandidierite and Phosgenite 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 Phosgenite chemical formula.

Chemical formula of Grandidierite- (Mg,Fe)Al 3(BO 4)(SiO 4)OUlrich Henn and Claudio C.
Chemical formula of Phosgenite- Pb 2(CO 3)Cl 2Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references

Compare Green Gemstones

Grandidierite Vs Hiddenite

Grandidierite Vs Hydrogrossular

Grandidierite Vs Hurlbutite

Grandidierite and Phosgenite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Grandidierite and Phosgenite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Grandidierite and Phosgenite Optical Properties during the identification of gemstone. Specific gravity of Grandidierite is 6.13 whereas that of Phosgenite is 6.13.