Alexandrite and Antigorite Physical Properties

Alexandrite

Antigorite

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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

3.69-3.812.58-2.80

1 7.18

1.5 Fracture

Not Available

Conchoidal, Brittle, Metallic, Conchoidal, Handbook of mineralogy (2001)

1.6 Cleavage

1,1 ; 3,2.

{001} Good

1.7 Mohs Hardness

8.55-5.5

2 10

1.8 Chemical Composition

BeAl ₂ O ₄

(Mg,Fe2+ ) 3Si 2O 5(OH) 4Anthony et al , Handbook of mineralogy (2001)

Alexandrite and Antigorite Chemical Formula

While comparing Alexandrite and Antigorite 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 Antigorite chemical formula.

Chemical formula of Alexandrite- BeAl ₂ O ₄
Chemical formula of Antigorite- (Mg,Fe2+ ) 3Si 2O 5(OH) 4Anthony et al , Handbook of mineralogy (2001)

Compare Gems for Scorpio

Alexandrite Vs Gahnospinel

Alexandrite Vs Citrine

Alexandrite Vs Fluorite

Alexandrite and Antigorite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Alexandrite and Antigorite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Alexandrite and Antigorite Optical Properties during the identification of gemstone. Specific gravity of Alexandrite is 2.58-2.80 whereas that of Antigorite is 2.58-2.80.