×

Anglesite
Anglesite

Colemanite
Colemanite



ADD
Compare
X
Anglesite
X
Colemanite

Anglesite and Colemanite Optical Properties

1 Optical Properties
1.1 Luster
Adamantine
Vitreous
1.2 Pleochroism
NilArthur Thomas
NilArthur Thomas
1.3 Dispersion
0.04NA
Fluorite Optical Properties
0.007 1
1.4 Transparency
Transparent
Transparent
1.5 Refractive Index
1.877-1.8941.584-1.615
Agate Opal
1 3.25
1.6 Optic Character
Not Available
Not Available
1.7 Crystal System
Orthorhombic
Monoclinic Prismatic H-M Symbol (2/m) Space Group: P 21/a
1.8 Birefringence
0.0170.028-0.030
Achroite
0 0.296
1.9 Clarity
Transparent
Transparent

Anglesite and Colemanite Optic Character

Anglesite and Colemanite optical properties play a significant role while distinguishing these gemstones from each other. These properties are influenced by the Anglesite and Colemanite Physical Properties like crystallographic symmetry, pleochroism,etc. in the crystal. Some of the optical properties are refractive index, luster, optic character, pleochroism etc. Prominent among these is Anglesite and Colemanite optic character. You might have noticed your gemologist rotating the gemstone while testing it. Rotating a gemstone along its optic axis helps in determining its optic character.

Anglesite and Colemanite Transparency

Similar to their colors, Anglesite and Colemanite transparency can also be used as criteria for their primary identification. Although transparency cannot be the only criteria for gemstone identification, it can efficiently used in gemstone grading. Talking about their transparency, Anglesite is Transparent while Anglesite is Transparent in appearance.