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Bastnasite
Bastnasite

dendritic agate
dendritic agate



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Bastnasite
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dendritic agate

Bastnasite and dendritic agate Optical Properties

1 Optical Properties
1.1 Luster
Vitreous, Greasy, Pearly
Not Available
1.2 Pleochroism
Faint
Not Available
1.3 Dispersion
NANA
Fluorite Optical Properties
0.007 1
1.4 Transparency
Gemmological Tables (2004) More from other references
TranslucentWalter Schumann, Gemstones of the world (2001)
1.5 Refractive Index
1.717-1.722Not Available
Agate Opal
1 3.25
1.6 Optic Character
Not Available
Not Available
1.7 Crystal System
Hexagonal
Not Available
1.8 Birefringence
0.100Not Available
Achroite
0 0.296
1.9 Clarity
TransparentUlrich Henn and Claudio C. Milisenda
TranslucentWalter Schumann

Bastnasite and dendritic agate Optic Character

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

Bastnasite and dendritic agate Transparency

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