×

Marcasite
Marcasite

Smoky Quartz
Smoky Quartz



ADD
Compare
X
Marcasite
X
Smoky Quartz

Marcasite and Smoky Quartz Optical Properties

1 Optical Properties
1.1 Luster
Not Available
Vitreous
1.2 Pleochroism
NilArthur Thomas
None
1.3 Dispersion
NA0.01
Fluorite Optical Properties
0.007 1
1.4 Transparency
Gemmological Tables (2004) More from other references
Transparent, Translucent, Transparent to translucent
1.5 Refractive Index
Not Available1.544-1.553
Agate Opal
1 3.25
1.6 Optic Character
Not Available
Not Available
1.7 Crystal System
Not Available
Hexagonal
1.8 Birefringence
Not Available0.009
Achroite
0 0.296
1.9 Clarity
Gemmological Tables (2004) More from other references
Opaque

Marcasite and Smoky Quartz Optic Character

Marcasite and Smoky Quartz optical properties play a significant role while distinguishing these gemstones from each other. These properties are influenced by the Marcasite and Smoky Quartz 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 Marcasite and Smoky Quartz 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.

Marcasite and Smoky Quartz Transparency

Similar to their colors, Marcasite and Smoky Quartz 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, Marcasite is Gemmological Tables (2004) More from other references while Marcasite is Gemmological Tables (2004) More from other references in appearance.