Brucite and Simpsonite Optical Properties

Brucite

Simpsonite

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1 Optical Properties

1.1 Luster

Vitreous, Pearly

Adamantine

1.2 Pleochroism

Not Available

NilArthur Thomas

1.3 Dispersion

NANA

0.007 1

1.4 Transparency

TransparentMichael OâDonoghue, Gems, Sixth Edition (2006)

Gemmological Tables (2004) More from other references

1.5 Refractive Index

1.56-1.601.994-2.040

1 3.25

1.6 Optic Character

Not Available

1.7 Crystal System

Trigonal

Not Available

1.8 Birefringence

0.010-0.0200.046

0 0.296

1.9 Clarity

TransparentMichael OâDonoghue

Gemmological Tables (2004) More from other references

Brucite and Simpsonite Optic Character

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

Similar to their colors, Brucite and Simpsonite 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.