Home

Taurus Gems + -

Gemini Gems + -

Leo Gems + -

Organic Gemstones + -

Aries Gems + -

Gemstones


Ammolite and Manganotantalite Optical Properties


Manganotantalite and Ammolite Optical Properties


Optical Properties

Luster
Silky, Vitreous   
Not Available   

Pleochroism
None   
Sometimes strongArthur Thomas   

Dispersion
Not Available   
Not Available   

Transparency
Not Available   
TransparentWalter Schumann, Gemstones of the world (2001) More from other references   

Refractive Index
1.520-1.670   
2.19-2.34   

Optic Character
Not Available   
Not Available   

Crystal System
Trigonal   
Not Available   

Birefringence
0.135-0.145   
0.015   

Clarity
Not Available   
TransparentWalter Schumann   

Benefits >>
<< Physical Properties

Ammolite and Manganotantalite Optic Character

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

Compare Blue Gemstones

Ammolite and Manganotantalite Transparency

Similar to their colors, Ammolite and Manganotantalite 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, Ammolite is Not Available while Ammolite is Not Available in appearance.

Blue Gemstones

Blue Gemstones


Compare Blue Gemstones