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Dinosaur Bone
Dinosaur Bone

Villiaumite
Villiaumite



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Dinosaur Bone
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Villiaumite

Dinosaur Bone and Villiaumite Optical Properties

1 Optical Properties
1.1 Luster
Not Available
Not Available
1.2 Pleochroism
Not Available
Yellow to pink/deep carmineMichael O’Donoghue
1.3 Dispersion
NANA
Fluorite Optical Properties
0.007 1
1.4 Transparency
Not Available
Gemmological Tables (2004) More from other references
1.5 Refractive Index
Not Available1.328-1.332
Agate Opal
1 3.25
1.6 Optic Character
Not Available
Not Available
1.7 Crystal System
Not Available
Not Available
1.8 Birefringence
Not AvailableNot Available
Achroite
0 0.296
1.9 Clarity
Not Available
TransparentUlrich Henn and Claudio C. Milisenda

Dinosaur Bone and Villiaumite Optic Character

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

Dinosaur Bone and Villiaumite Transparency

Similar to their colors, Dinosaur Bone and Villiaumite 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, Dinosaur Bone is Not Available while Dinosaur Bone is Not Available in appearance.