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Annabergite
Annabergite

Feldspar
Feldspar



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Annabergite
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Feldspar

Annabergite and Feldspar Optical Properties

1 Optical Properties
1.1 Luster
Subadamantine, Pearly
Vitreous
1.2 Pleochroism
Not Available
None
1.3 Dispersion
NANA
Fluorite Optical Properties
0.007 1
1.4 Transparency
Not Available
Transparent, Translucent
1.5 Refractive Index
1.6221.518-1.570
Agate Opal
1 3.25
1.6 Optic Character
Not Available
Not Available
1.7 Crystal System
monoclinic
Triclinic or monoclinic
1.8 Birefringence
0.0650.008-0.010
Achroite
0 0.296
1.9 Clarity
Not Available
Transparent

Annabergite and Feldspar Optic Character

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

Annabergite and Feldspar Transparency

Similar to their colors, Annabergite and Feldspar 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, Annabergite is Not Available while Annabergite is Not Available in appearance.