Alexandrite and Hyacinth Physical Properties

Alexandrite

Hyacinth

Add ⊕

1 Physical Properties

1.1 Tenacity

Not Available

1.2 Solubility

Not Available

1.3 Durability

Not Available

1.4 Specific Gravity

3.69-3.813.93-4.73

1 7.18

2.4 Fracture

Not Available

ConchoidalArthur Thomas, Gemstones (2009), ConchoidalArthur Thomas, Gemstones (2009)

2.5 Cleavage

1,1 ; 3,2.

Not Available

2.6 Mohs Hardness

8.56.5-7.5

2 10

2.12 Chemical Composition

BeAl ₂ O ₄

ZrSiO 4Michael OâDonoghue , Gems, Sixth Edition (2006)

Alexandrite and Hyacinth Chemical Formula

While comparing Alexandrite and Hyacinth 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 Hyacinth chemical formula.

Chemical formula of Alexandrite- BeAl ₂ O ₄
Chemical formula of Hyacinth- ZrSiO 4Michael OâDonoghue , Gems, Sixth Edition (2006)

Compare Gems for Scorpio

Alexandrite Vs Gahnospinel

Alexandrite Vs Fluorite

Alexandrite Vs Citrine

Alexandrite and Hyacinth Specific Gravity

Another important criteria for qualitative analysis of gemstones is Alexandrite and Hyacinth Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Alexandrite and Hyacinth Optical Properties during the identification of gemstone. Specific gravity of Alexandrite is 3.93-4.73 whereas that of Hyacinth is 3.93-4.73.