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Microcline
Microcline

Phosgenite
Phosgenite



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Microcline
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Phosgenite

Microcline and Phosgenite Optical Properties

1 Optical Properties
1.1 Luster
Vitreous
Adamantine
1.2 Pleochroism
WeakMichael O’Donoghue
Weakly pleochroic with O reddish and E greenish in thick sections.
1.3 Dispersion
NANA
Fluorite Optical Properties
0.007 1
1.4 Transparency
Translucent
Gemmological Tables (2004) More from other references
1.5 Refractive Index
1.514-1.5392.117-2.145
Agate Opal
1 3.25
1.6 Optic Character
Not Available
Not Available
1.7 Crystal System
Triclinic Pinacoidal H-M Symbol ( 1) Space Group: C1
tetragonal
1.8 Birefringence
0.008-0.0100.027
Achroite
0 0.296
1.9 Clarity
Translucent
TransparentUlrich Henn and Claudio C. Milisenda

Microcline and Phosgenite Optic Character

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

Microcline and Phosgenite Transparency

Similar to their colors, Microcline and Phosgenite 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, Microcline is Translucent while Microcline is Translucent in appearance.