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Actinolite
Actinolite

Watermelon Tourmaline
Watermelon Tourmaline



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Actinolite
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Watermelon Tourmaline

Actinolite and Watermelon Tourmaline Optical Properties

1 Optical Properties
1.1 Luster
Vitreous
Vitreous
1.2 Pleochroism
moderate
Not Available
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
TransparentGemdat.org, Management Team (2012)
1.5 Refractive Index
1.613-1.6281.614-1.666
Agate Opal
1 3.25
1.6 Optic Character
Not Available
Not Available
1.7 Crystal System
monoclinic
Not Available
1.8 Birefringence
0.0250-0.02700.014-0.040
Achroite
0 0.296
1.9 Clarity
TransparentUlrich Henn and Claudio C. Milisenda
TransparentGemdat.org

Actinolite and Watermelon Tourmaline Optic Character

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

Similar to their colors, Actinolite and Watermelon Tourmaline 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.