Garnet Malaia and Bertrandite Optical Properties

Garnet Malaia

Bertrandite

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1 Optical Properties

1.1 Luster

Not Available

Vitreous

1.2 Pleochroism

Not Available

none.

1.3 Dispersion

NANA

0.007 1

1.4 Transparency

Not Available

TransparentAnthony et al, Handbook of mineralogy (2001)

1.5 Refractive Index

1.73-1.811.583-1.614

1 3.25

1.6 Optic Character

Not Available

1.7 Crystal System

Isometric

Orthorhombic Pyramidal H-M Symbol (mm2) Space Group: Ccm21

1.8 Birefringence

Not AvailableNot Available

0 0.296

1.9 Clarity

Color grading system

TransparentAnthony et al

Garnet Malaia and Bertrandite Optic Character

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

Similar to their colors, Garnet Malaia and Bertrandite 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.