Hardystonite and Microcline Optical Properties

Hardystonite

Microcline

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1 Optical Properties

1.1 Luster

Vitreous, Resinous, Greasy

Vitreous

1.2 Pleochroism

Not Available

WeakMichael OâDonoghue

1.3 Dispersion

NANA

0.007 1

1.4 Transparency

Handbook of mineralogy (2001)

Translucent

1.5 Refractive Index

1.6721.514-1.539

1 3.25

1.6 Optic Character

Not Available

1.7 Crystal System

tetragonal

Triclinic Pinacoidal H-M Symbol ( 1) Space Group: C1

1.8 Birefringence

Not Available0.008-0.010

0 0.296

1.9 Clarity

Handbook of mineralogy (2001)

Translucent

Hardystonite and Microcline Optic Character

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

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Hardystonite and Microcline Transparency

Similar to their colors, Hardystonite and Microcline 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, Hardystonite is Handbook of mineralogy (2001) while Hardystonite is Handbook of mineralogy (2001) in appearance.