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Friedelite
Friedelite

Plumbogummite
Plumbogummite



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Friedelite
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Plumbogummite

Friedelite and Plumbogummite Optical Properties

1 Optical Properties
1.1 Luster
Not Available
Resinous
1.2 Pleochroism
NilArthur Thomas
None
1.3 Dispersion
NANA
Fluorite Optical Properties
0.007 1
1.4 Transparency
Translucent
Not Available
1.5 Refractive Index
1.627-1.6631.653-1.688
Agate Opal
1 3.25
1.6 Optic Character
Not Available
Not Available
1.7 Crystal System
Monoclinic Prismatic H-M Symbol (2/m) Space Group: C 2/m
Trigonal
1.8 Birefringence
0.032-0.035Not Available
Achroite
0 0.296
1.9 Clarity
Translucent
Not Available

Friedelite and Plumbogummite Optic Character

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

Friedelite and Plumbogummite Transparency

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