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Brucite
Brucite

Faustite
Faustite



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Brucite
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Faustite

Brucite and Faustite Optical Properties

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1 Optical Properties
1.1 Luster
Vitreous, Pearly
Waxy
1.2 Pleochroism
Not Available
Not Available
1.3 Dispersion
NANA
Fluorite Optical Properties
0.007 1
1.4 Transparency
TransparentMichael O’Donoghue, Gems, Sixth Edition (2006)
Translucent
1.5 Refractive Index
1.56-1.601.612
Agate Opal
1 3.25
1.6 Optic Character
Not Available
Not Available
1.7 Crystal System
Trigonal
Triclinic Pinacoidal H-M Symbol ( 1) Space Group: P1
1.8 Birefringence
0.010-0.020Not Available
Achroite
0 0.296
1.9 Clarity
TransparentMichael O’Donoghue
Translucent

Brucite and Faustite Optic Character

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

Brucite and Faustite Transparency

Similar to their colors, Brucite and Faustite 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 O’Donoghue while Brucite is Gems, Sixth Edition (2006) and TransparentMichael O’Donoghue in appearance.