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Microcline
Microcline

Phosphophyllite
Phosphophyllite



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Microcline
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Phosphophyllite

Microcline and Phosphophyllite Optical Properties

1 Optical Properties
1.1 Luster
Vitreous
Not Available
1.2 Pleochroism
WeakMichael O’Donoghue
NilArthur Thomas
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
1.514-1.5391.595-1.621
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
Not Available
1.8 Birefringence
0.008-0.0100.021
Achroite
0 0.296
1.9 Clarity
Translucent
TransparentUlrich Henn and Claudio C. Milisenda

Microcline and Phosphophyllite Optic Character

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

Similar to their colors, Microcline and Phosphophyllite 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.