Spessartine and Rhodochrosite Optical Properties

Spessartine

Rhodochrosite

Add ⊕

1 Optical Properties

1.1 Luster

Vitreous

1.2 Pleochroism

Not Available

Weak

1.3 Dispersion

0.030.02

0.007 1

1.4 Transparency

Gemmological Tables (2004) More from other references

Transparent, Opaque, Transparent to nearly opaque

1.5 Refractive Index

1.789-1.8201.60

1 3.25

1.6 Optic Character

Not Available

1.7 Crystal System

Isometric

Trigonal

1.8 Birefringence

0.0270.208-0.220

0 0.296

1.9 Clarity

TransparentUlrich Henn and Claudio C. Milisenda

Transparent to nearly opaque

Spessartine and Rhodochrosite Optic Character

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

Compare Red Gemstones

Spessartine Vs Triplite

Spessartine Vs Tortoiseshell

Spessartine Vs Tourmaline

Spessartine and Rhodochrosite Transparency

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