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Coral
Coral

Plumbogummite
Plumbogummite



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Coral
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Plumbogummite

Coral and Plumbogummite Optical Properties

1 Optical Properties
1.1 Luster
Not Available
Resinous
1.2 Pleochroism
AbsentWalter Schumann
None
1.3 Dispersion
Albite Optical ..
None
Rank: N/A (Overall)
Not Available
Rank: N/A (Overall)
Fluorite Optical Properties
1.4 Transparency
Translucent
Not Available
1.5 Refractive Index
1.486-1.658
1.653-1.688
1.6 Optic Character
Not Available
Not Available
1.7 Crystal System
Trigonal
Trigonal
1.8 Birefringence
0.160-0.172
Not Available
1.9 Clarity
Translucent
Not Available

Coral and Plumbogummite Optic Character

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

Coral and Plumbogummite Transparency

Similar to their colors, Coral 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, Coral is Translucent while Coral is Translucent in appearance.

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