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Boulder Opal
Boulder Opal

Anatase
Anatase



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Boulder Opal
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Anatase

Boulder Opal and Anatase Optical Properties

1 Optical Properties
1.1 Luster
Not Available
Adamantine
1.2 Pleochroism
AbsentWalter Schumann
Weak
1.3 Dispersion
None0.21
Fluorite Optical Properties
0.007 1
1.4 Transparency
Transparent, Translucent
Transparent
1.5 Refractive Index
1.370-1.4702.488-2.562
Agate Opal
1 3.25
1.6 Optic Character
Not Available
Not Available
1.7 Crystal System
Not Available
tetragonal
1.8 Birefringence
Not Available0.073
Achroite
0 0.296
1.9 Clarity
Transparent
Transparent

Boulder Opal and Anatase Optic Character

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

Similar to their colors, Boulder Opal and Anatase 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.