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Nuummite
Nuummite

Beudantite
Beudantite



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Nuummite
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Beudantite

Nuummite and Beudantite Optical Properties

1 Optical Properties
1.1 Luster
Not Available
Vitreous, Resinous
1.2 Pleochroism
Not Available
visible
1.3 Dispersion
NANA
Fluorite Optical Properties
0.007 1
1.4 Transparency
Gemmological Tables (2004) More from other references
Not Available
1.5 Refractive Index
1.635-1.6631.957
Agate Opal
1 3.25
1.6 Optic Character
Not Available
Not Available
1.7 Crystal System
Not Available
Trigonal
1.8 Birefringence
0.0170-0.2300.014
Achroite
0 0.296
1.9 Clarity
Gemmological Tables (2004) More from other references
Not Available

Nuummite and Beudantite Optic Character

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

Nuummite and Beudantite Transparency

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