×

Allanite
Allanite

Shortite
Shortite



ADD
Compare
X
Allanite
X
Shortite

Allanite and Shortite Optical Properties

Add ⊕
1 Optical Properties
1.1 Luster
Not Available
Not Available
1.2 Pleochroism
Not Available
Yellow green grayUlrich Henn and Claudio C. Milisenda
1.3 Dispersion
NANA
Fluorite Optical Properties
0.007 1
1.4 Transparency
Not Available
Gemmological Tables (2004) More from other references
1.5 Refractive Index
11.530-1.569
Agate Opal
1 3.25
1.6 Optic Character
Not Available
Not Available
1.7 Crystal System
Not Available
Orthorhombic
1.8 Birefringence
0.013-0.0360.039
Achroite
0 0.296
1.9 Clarity
Not Available
TransparentUlrich Henn and Claudio C. Milisenda

Allanite and Shortite Optic Character

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

Allanite and Shortite Transparency

Similar to their colors, Allanite and Shortite 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, Allanite is Not Available while Allanite is Not Available in appearance.