Alexandrite and Phosgenite Physical Properties

Alexandrite

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

3.69-3.816.13

1 7.18

1.5 Fracture

Not Available

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

1.6 Cleavage

1,1 ; 3,2.

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

1.7 Mohs Hardness

8.52-3

2 10

1.8 Chemical Composition

BeAl ₂ O ₄

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

Alexandrite and Phosgenite Chemical Formula

While comparing Alexandrite 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 Alexandrite and Phosgenite chemical formula.

Chemical formula of Alexandrite- BeAl ₂ O ₄
Chemical formula of Phosgenite- Pb 2(CO 3)Cl 2Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references

Compare Gems for Scorpio

Alexandrite Vs Citrine

Alexandrite Vs Fluorite

Alexandrite Vs Gahnospinel

Alexandrite and Phosgenite Specific Gravity

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