×

Pyrope Almandine
Pyrope Almandine

Lapis lazuli
Lapis lazuli



ADD
Compare
X
Pyrope Almandine
X
Lapis lazuli

Pyrope Almandine and Lapis lazuli 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
3.62-4.202.50-3.00
Amber
1 7.18
1.5 Fracture
ConchoidalGemdat.org, Management Team (2012), ConchoidalGemdat.org, Management Team (2012)
Uneven-Conchoidal, ConchoidalWalter Schumann, Gemstones of the world (2001)
1.6 Cleavage
Not Available
3,6
1.7 Mohs Hardness
7-7.55.5
Amber
2 10
1.8 Chemical Composition
(Fe,Mg) 3Al 2(SiO 4) 3gemdat.org , Management Team (2012)
The chief constituent Lapis Lazuli is Lazurite, with the following chemical formula: (Na,Ca)8Al6Si6O24(S,SO)4

Pyrope Almandine and Lapis lazuli Chemical Formula

While comparing Pyrope Almandine and Lapis lazuli 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 Pyrope Almandine and Lapis lazuli chemical formula.

  • Chemical formula of Pyrope Almandine- (Fe,Mg) 3Al 2(SiO 4) 3gemdat.org , Management Team (2012)
  • Chemical formula of Lapis lazuli- The chief constituent Lapis Lazuli is Lazurite, with the following chemical formula: (Na,Ca)8Al6Si6O24(S,SO)4

Pyrope Almandine and Lapis lazuli Specific Gravity

Another important criteria for qualitative analysis of gemstones is Pyrope Almandine and Lapis lazuli Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Pyrope Almandine and Lapis lazuli Optical Properties during the identification of gemstone. Specific gravity of Pyrope Almandine is 2.50-3.00 whereas that of Lapis lazuli is 2.50-3.00.