Sarcopside and Stibiotantalite Optical Properties

Sarcopside

Stibiotantalite

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1 Optical Properties

1.1 Luster

Waxy

Adamantine

1.2 Pleochroism

Not Available

1.3 Dispersion

NANA

0.007 1

1.4 Transparency

TranslucentAnthony et al, Handbook of mineralogy (2001)

Gemmological Tables (2004) More from other references

1.5 Refractive Index

1.670-1.7342.37-2.45

1 3.25

1.6 Optic Character

Not Available

1.7 Crystal System

Not Available

1.8 Birefringence

Not Available0.08

0 0.296

1.9 Clarity

TranslucentAnthony et al

TransparentUlrich Henn and Claudio C. Milisenda

Sarcopside and Stibiotantalite Optic Character

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

Sarcopside Vs Thulite

Sarcopside Vs Star Ruby

Sarcopside Vs Stibiotantalite

Sarcopside and Stibiotantalite Transparency

Similar to their colors, Sarcopside and Stibiotantalite 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, Sarcopside is Handbook of mineralogy (2001) and TranslucentAnthony et al while Sarcopside is Handbook of mineralogy (2001) and TranslucentAnthony et al in appearance.