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Datolite
Datolite

Stibiotantalite
Stibiotantalite



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Datolite
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Stibiotantalite

Datolite and Stibiotantalite Optical Properties

1 Optical Properties
1.1 Luster
Vitreous
Adamantine
1.2 Pleochroism
NilArthur Thomas
Not Available
1.3 Dispersion
0.02NA
Fluorite Optical Properties
0.007 1
1.4 Transparency
Transparent
Gemmological Tables (2004) More from other references
1.5 Refractive Index
1.621-1.6752.37-2.45
Agate Opal
1 3.25
1.6 Optic Character
Not Available
Not Available
1.7 Crystal System
monoclinic
Not Available
1.8 Birefringence
0.0440.08
Achroite
0 0.296
1.9 Clarity
Transparent
TransparentUlrich Henn and Claudio C. Milisenda

Datolite and Stibiotantalite Optic Character

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

Datolite and Stibiotantalite Transparency

Similar to their colors, Datolite 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, Datolite is Transparent while Datolite is Transparent in appearance.