Home
×

Lepidolite
Lepidolite

Black Opal
Black Opal



ADD
Compare
X
Lepidolite
X
Black Opal

Lepidolite and Black Opal 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
2.80-2.90
1.97-2.22
1.5 Fracture
Uneven, UnevenArthur Thomas, Gemstones (2009)
ConchoidalArthur Thomas, Gemstones (2009), ConchoidalArthur Thomas, Gemstones (2009)
1.6 Cleavage
{001} perfect
Not Available
1.7 Mohs Hardness
2.5
6-6.5
1.8 Chemical Composition
Mg 3Si 4O 10(OH) 2Ulrich Henn and Claudio C.
SiO 2 + H 2OUlrich Henn and Claudio C.

Lepidolite and Black Opal Chemical Formula

While comparing Lepidolite and Black Opal 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 Lepidolite and Black Opal chemical formula.

  • Chemical formula of Lepidolite- Mg 3Si 4O 10(OH) 2Ulrich Henn and Claudio C.
  • Chemical formula of Black Opal- SiO 2 + H 2OUlrich Henn and Claudio C.

Lepidolite and Black Opal Specific Gravity

Another important criteria for qualitative analysis of gemstones is Lepidolite and Black Opal Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Lepidolite and Black Opal Optical Properties during the identification of gemstone. Specific gravity of Lepidolite is 1.97-2.22 whereas that of Black Opal is 1.97-2.22.