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Apatite
Apatite

Sarcopside
Sarcopside



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Apatite and Sarcopside Optical Properties

1 Optical Properties
1.1 Luster
Vitreous
Waxy
1.2 Pleochroism
Blue stones – strong
Not Available
1.3 Dispersion
0.01NA
Fluorite Optical Properties
0.007 1
1.4 Transparency
Gemmological Tables (2004) More from other references
TranslucentAnthony et al, Handbook of mineralogy (2001)
1.5 Refractive Index
1.628-1.6511.670-1.734
Agate Opal
1 3.25
1.6 Optic Character
Not Available
Not Available
1.7 Crystal System
Hexagonal
Not Available
1.8 Birefringence
0.002-0.008Not Available
Achroite
0 0.296
1.9 Clarity
TransparentUlrich Henn and Claudio C. Milisenda
TranslucentAnthony et al

Apatite and Sarcopside Optic Character

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

Apatite and Sarcopside Transparency

Similar to their colors, Apatite and Sarcopside 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, Apatite is Gemmological Tables (2004) More from other references while Apatite is Gemmological Tables (2004) More from other references in appearance.