Garnet Malaia and Proustite Optical Properties

Garnet Malaia

Proustite

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1 Optical Properties

1.1 Luster

Not Available

Adamantine

1.2 Pleochroism

Not Available

Moderate; cochineal-red to blood-red

1.3 Dispersion

NANA

0.007 1

1.4 Transparency

Not Available

OpaqueUlrich Henn and Claudio C. Milisenda, Gemmological Tables (2004) Rarely transparentMore from other references

1.5 Refractive Index

1.73-1.812.792-3.087

1 3.25

1.6 Optic Character

Not Available

1.7 Crystal System

Isometric

Trigonal

1.8 Birefringence

Not Available0.295-0.296

0 0.296

1.9 Clarity

Color grading system

OpaqueUlrich Henn and Claudio C. Milisenda

Garnet Malaia and Proustite Optic Character

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

Similar to their colors, Garnet Malaia and Proustite 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, Garnet Malaia is Not Available while Garnet Malaia is Not Available in appearance.