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Actinolite
Actinolite

Garnet
Garnet



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Actinolite
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Garnet

Actinolite and Garnet Optical Properties

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1 Optical Properties
1.1 Luster
Vitreous
Vitreous, Adamantine, Vitreous, Adamantine
1.2 Pleochroism
moderate
None
1.3 Dispersion
NA0.02
Fluorite Optical Properties
0.007 1
1.4 Transparency
TransparentUlrich Henn and Claudio C. Milisenda, Gemmological Tables (2004) More from other references
Transparent, Transparent to translucent
1.5 Refractive Index
1.613-1.6281.730-1.895
Agate Opal
1 3.25
1.6 Optic Character
Not Available
Not Available
1.7 Crystal System
monoclinic
Trigonal
1.8 Birefringence
0.0250-0.0270Not Available
Achroite
0 0.296
1.9 Clarity
TransparentUlrich Henn and Claudio C. Milisenda
Transparent

Actinolite and Garnet Optic Character

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

Actinolite and Garnet Transparency

Similar to their colors, Actinolite and Garnet 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, Actinolite is Gemmological Tables (2004) More from other references and TransparentUlrich Henn and Claudio C. Milisenda while Actinolite is Gemmological Tables (2004) More from other references and TransparentUlrich Henn and Claudio C. Milisenda in appearance.