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Brucite
Brucite

Fibrolite
Fibrolite



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Brucite
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Fibrolite

Brucite and Fibrolite Optical Properties

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1 Optical Properties
1.1 Luster
Vitreous, Pearly
Not Available
1.2 Pleochroism
Not Available
DistinctArthur Thomas
1.3 Dispersion
NA0.02
Fluorite Optical Properties
0.007 1
1.4 Transparency
TransparentMichael O’Donoghue, Gems, Sixth Edition (2006)
Transparent
1.5 Refractive Index
1.56-1.601.658-1.678
Agate Opal
1 3.25
1.6 Optic Character
Not Available
Not Available
1.7 Crystal System
Trigonal
Not Available
1.8 Birefringence
0.010-0.020Not Available
Achroite
0 0.296
1.9 Clarity
TransparentMichael O’Donoghue
Transparent

Brucite and Fibrolite Optic Character

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

Similar to their colors, Brucite and Fibrolite 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.