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Phosphosiderite
Phosphosiderite

Rhodolite
Rhodolite



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Phosphosiderite and Rhodolite Optical Properties

1 Optical Properties
1.1 Luster
Vitreous
Greasy, Vitreous
1.2 Pleochroism
Pale rose-red carmine-red colorlessAnthony et al
None
1.3 Dispersion
Albite Optical ..
Not Available
Rank: N/A (Overall)
None
Rank: N/A (Overall)
Fluorite Optical Properties
1.4 Transparency
Transparent
Gemmological Tables (2004)
1.5 Refractive Index
1.692-1.739
1.760
1.6 Optic Character
Not Available
Not Available
1.7 Crystal System
Not Available
cubic
1.8 Birefringence
0.240
0.010-0.014
1.9 Clarity
Transparent
TransparentUlrich Henn and Claudio C. Milisenda

Phosphosiderite and Rhodolite Optic Character

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

Phosphosiderite and Rhodolite Transparency

Similar to their colors, Phosphosiderite and Rhodolite 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, Phosphosiderite is Transparent while Phosphosiderite is Transparent in appearance.