Brucite and Azurmalachite Optical Properties

Brucite

Azurmalachite

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1 Optical Properties

1.1 Luster

Vitreous, Pearly

Vitreous, Silky

1.2 Pleochroism

Not Available

AbsentWalter Schumann

1.3 Dispersion

NANA

0.007 1

1.4 Transparency

TransparentMichael OâDonoghue, Gems, Sixth Edition (2006)

Translucent

1.5 Refractive Index

1.56-1.601.655-1.909

1 3.25

1.6 Optic Character

Not Available

Biaxial/+

1.7 Crystal System

Trigonal

monoclinic

1.8 Birefringence

0.010-0.0200.108-0.254

0 0.296

1.9 Clarity

TransparentMichael OâDonoghue

Translucent

Brucite and Azurmalachite Optic Character

Brucite and Azurmalachite optical properties play a significant role while distinguishing these gemstones from each other. These properties are influenced by the Brucite and Azurmalachite 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 Brucite and Azurmalachite 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. Azurmalachite has Biaxial/+ character.

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Brucite and Azurmalachite Transparency

Similar to their colors, Brucite and Azurmalachite 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, Brucite is Gems, Sixth Edition (2006) and TransparentMichael OâDonoghue while Brucite is Gems, Sixth Edition (2006) and TransparentMichael OâDonoghue in appearance.