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Shattuckite
Shattuckite

Watermelon Tourmaline
Watermelon Tourmaline



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Shattuckite
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Watermelon Tourmaline

Shattuckite and Watermelon Tourmaline Optical Properties

1 Optical Properties
1.1 Luster
Silky
Vitreous
1.2 Pleochroism
X = very pale blue; Y = pale blue; Z = deep blue
Not Available
1.3 Dispersion
NA0.02
Fluorite Optical Properties
0.007 1
1.4 Transparency
Translucent
TransparentGemdat.org, Management Team (2012)
1.5 Refractive Index
1.752-1.8151.614-1.666
Agate Opal
1 3.25
1.6 Optic Character
Not Available
Not Available
1.7 Crystal System
Orthorhombic
Not Available
1.8 Birefringence
0.0630.014-0.040
Achroite
0 0.296
1.9 Clarity
Translucent
TransparentGemdat.org

Shattuckite and Watermelon Tourmaline Optic Character

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

Shattuckite and Watermelon Tourmaline Transparency

Similar to their colors, Shattuckite 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, Shattuckite is Translucent while Shattuckite is Translucent in appearance.