Alexandrite and Mimetite Physical Properties

Alexandrite

Mimetite

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1 Physical Properties

1.1 Tenacity

Not Available

Brittle

1.2 Solubility

Not Available

1.3 Durability

Not Available

1.4 Specific Gravity

3.69-3.817.10

1 7.18

1.5 Fracture

Not Available

Conchoidal, ConchoidalArthur Thomas, Gemstones (2009), Brittle

1.6 Cleavage

1,1 ; 3,2.

[10 1 1] Imperfect

1.7 Mohs Hardness

8.53.5

2 10

1.8 Chemical Composition

BeAl ₂ O ₄

Pb 5(AsO 4) 3ClMichael OâDonoghue , Gems, Sixth Edition (2006) More from other references

Alexandrite and Mimetite Chemical Formula

While comparing Alexandrite and Mimetite 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 Mimetite chemical formula.

Chemical formula of Alexandrite- BeAl ₂ O ₄
Chemical formula of Mimetite- Pb 5(AsO 4) 3ClMichael OâDonoghue , Gems, Sixth Edition (2006) More from other references

Compare Gems for Scorpio

Alexandrite Vs Fluorite

Alexandrite Vs Gahnospinel

Alexandrite Vs Citrine

Alexandrite and Mimetite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Alexandrite and Mimetite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Alexandrite and Mimetite Optical Properties during the identification of gemstone. Specific gravity of Alexandrite is 7.10 whereas that of Mimetite is 7.10.