×

Blue spinel
Blue spinel

Pearl
Pearl



ADD
Compare
X
Blue spinel
X
Pearl

Blue spinel and Pearl Optical Properties

Add ⊕
1 Optical Properties
1.1 Luster
Not Available
Pearly
1.2 Pleochroism
Not Available
AbsentWalter Schumann
1.3 Dispersion
NANone
Fluorite Optical Properties
0.007 1
1.4 Transparency
Not Available
Translucent, Opaque
1.5 Refractive Index
Not Available1.52-1.66
Agate Opal
1 3.25
1.6 Optic Character
Not Available
Not Available
1.7 Crystal System
Not Available
Orthorhombic
1.8 Birefringence
Not Available0.156
Achroite
0 0.296
1.9 Clarity
Not Available
Translucent

Blue spinel and Pearl Optic Character

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

Blue spinel and Pearl Transparency

Similar to their colors, Blue spinel and Pearl 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, Blue spinel is Not Available while Blue spinel is Not Available in appearance.