Brucite and Linarite Optical Properties

Brucite

Linarite

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1 Optical Properties

1.1 Luster

Vitreous, Pearly

Sub-Adamantine, Vitreous

1.2 Pleochroism

Not Available

X = pale blue; Y = blue; Z = Prussian blue

1.3 Dispersion

NANA

0.007 1

1.4 Transparency

TransparentMichael OâDonoghue, Gems, Sixth Edition (2006)

Transparent

1.5 Refractive Index

1.56-1.601.809-1.859

1 3.25

1.6 Optic Character

Not Available

1.7 Crystal System

Trigonal

monoclinic

1.8 Birefringence

0.010-0.0200.050

0 0.296

1.9 Clarity

TransparentMichael OâDonoghue

Transparent

Brucite and Linarite Optic Character

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

Similar to their colors, Brucite and Linarite 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.