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Simpsonite
Simpsonite

Plumbogummite
Plumbogummite



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Simpsonite
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Plumbogummite

Simpsonite and Plumbogummite Optical Properties

1 Optical Properties
1.1 Luster
Adamantine
Resinous
1.2 Pleochroism
NilArthur Thomas
None
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
1.994-2.0401.653-1.688
Agate Opal
1 3.25
1.6 Optic Character
Not Available
Not Available
1.7 Crystal System
Not Available
Trigonal
1.8 Birefringence
0.046Not Available
Achroite
0 0.296
1.9 Clarity
Gemmological Tables (2004) More from other references
Not Available

Simpsonite and Plumbogummite Optic Character

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

Simpsonite and Plumbogummite Transparency

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