×

Witherite
Witherite

Alexandrite
Alexandrite



ADD
Compare
X
Witherite
X
Alexandrite

Witherite and Alexandrite Physical Properties

1 Physical Properties
1.1 Tenacity
Not Available
Not Available
1.2 Solubility
Not Available
Not Available
1.3 Durability
Not Available
Not Available
1.4 Specific Gravity
4.27-4.353.69-3.81
Amber
1 7.18
1.5 Fracture
UnevenArthur Thomas, Gemstones (2009), UnevenArthur Thomas, Gemstones (2009), Conchoidal, Brittle
Not Available
1.6 Cleavage
{010} Distinct
1,1 ; 3,2.
1.7 Mohs Hardness
3-3.58.5
Amber
2 10
1.8 Chemical Composition
BaCO 3Michael O’Donoghue , Gems, Sixth Edition (2006) More from other references
BeAl 2 O 4

Witherite and Alexandrite Chemical Formula

While comparing Witherite and Alexandrite 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 Witherite and Alexandrite chemical formula.

  • Chemical formula of Witherite- BaCO 3Michael O’Donoghue , Gems, Sixth Edition (2006) More from other references
  • Chemical formula of Alexandrite- BeAl 2 O 4

Witherite and Alexandrite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Witherite and Alexandrite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Witherite and Alexandrite Optical Properties during the identification of gemstone. Specific gravity of Witherite is 3.69-3.81 whereas that of Alexandrite is 3.69-3.81.