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Liddicoatite
Liddicoatite

Brucite
Brucite



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Liddicoatite
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Brucite

Liddicoatite and Brucite Optical Properties

1 Optical Properties
1.1 Luster
Vitreous
Vitreous, Pearly
1.2 Pleochroism
Strong: dark brown light brownAnthony et al
Not Available
1.3 Dispersion
NANA
Fluorite Optical Properties
0.007 1
1.4 Transparency
Transparent
TransparentMichael O’Donoghue, Gems, Sixth Edition (2006)
1.5 Refractive Index
Not Available1.56-1.60
Agate Opal
1 3.25
1.6 Optic Character
Not Available
Not Available
1.7 Crystal System
Not Available
Trigonal
1.8 Birefringence
Not Available0.010-0.020
Achroite
0 0.296
1.9 Clarity
Transparent
TransparentMichael O’Donoghue

Liddicoatite and Brucite Optic Character

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

Liddicoatite and Brucite Transparency

Similar to their colors, Liddicoatite and Brucite 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, Liddicoatite is Transparent while Liddicoatite is Transparent in appearance.