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Boulder Opal
Boulder Opal

Apophyllite KF
Apophyllite KF



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Boulder Opal
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Apophyllite KF

Boulder Opal and Apophyllite KF Optical Properties

1 Optical Properties
1.1 Luster
Not Available
Vitreous, Pearly
1.2 Pleochroism
AbsentWalter Schumann
Not Available
1.3 Dispersion
Albite Optical ..
None
Rank: N/A (Overall)
Not Available
Rank: N/A (Overall)
Fluorite Optical Properties
1.4 Transparency
Transparent, Translucent
Not Available
1.5 Refractive Index
1.370-1.470
1.530-1.536
1.6 Optic Character
Not Available
Not Available
1.7 Crystal System
Not Available
tetragonal
1.8 Birefringence
Not Available
Not Available
1.9 Clarity
Transparent
Not Available

Boulder Opal and Apophyllite KF Optic Character

Boulder Opal and Apophyllite KF optical properties play a significant role while distinguishing these gemstones from each other. These properties are influenced by the Boulder Opal and Apophyllite KF 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 Boulder Opal and Apophyllite KF 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.

Boulder Opal and Apophyllite KF Transparency

Similar to their colors, Boulder Opal and Apophyllite KF 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, Boulder Opal is Translucent and Transparent while Boulder Opal is Translucent and Transparent in appearance.