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Eosphorite
Eosphorite

Manganotantalite
Manganotantalite



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Eosphorite
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Manganotantalite

Eosphorite and Manganotantalite Optical Properties

1 Optical Properties
1.1 Luster
Vitreous, Resinous
Not Available
1.2 Pleochroism
Visible: X = yellow; Y = pink; Z = pale pink to colorless
Sometimes strongArthur Thomas
1.3 Dispersion
NANA
Fluorite Optical Properties
0.007 1
1.4 Transparency
Transparent
TransparentWalter Schumann, Gemstones of the world (2001) More from other references
1.5 Refractive Index
1.639-1.6722.19-2.34
Agate Opal
1 3.25
1.6 Optic Character
Not Available
Not Available
1.7 Crystal System
Orthorhombic
Not Available
1.8 Birefringence
0.029-0.0320.015
Achroite
0 0.296
1.9 Clarity
Transparent
TransparentWalter Schumann

Eosphorite and Manganotantalite Optic Character

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

Eosphorite and Manganotantalite Transparency

Similar to their colors, Eosphorite 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, Eosphorite is Transparent while Eosphorite is Transparent in appearance.