Tanzanite and Sarcopside Optical Properties

Tanzanite

Sarcopside

Add ⊕

1 Optical Properties

1.1 Luster

Vitreous

Waxy

1.2 Pleochroism

Present

Not Available

1.3 Dispersion

0.03NA

0.007 1

1.4 Transparency

Transparent, Translucent, Transparent to translucent

TranslucentAnthony et al, Handbook of mineralogy (2001)

1.5 Refractive Index

1.685-1.7071.670-1.734

1 3.25

1.6 Optic Character

Not Available

1.7 Crystal System

Orthorhombic

Not Available

1.8 Birefringence

0.006-0.018Not Available

0 0.296

1.9 Clarity

TransparentUlrich Henn and Claudio C. Milisenda

TranslucentAnthony et al

Tanzanite and Sarcopside Optic Character

Tanzanite and Sarcopside optical properties play a significant role while distinguishing these gemstones from each other. These properties are influenced by the Tanzanite and Sarcopside 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 Tanzanite and Sarcopside 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 Semi Precious Gemstones

Tanzanite Vs Alexandrite

Tanzanite Vs Amethyst

Tanzanite Vs Beryl

Tanzanite and Sarcopside Transparency

Similar to their colors, Tanzanite and Sarcopside 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, Tanzanite is Translucent, Transparent and Transparent to translucent while Tanzanite is Translucent, Transparent and Transparent to translucent in appearance.