Eosphorite and Hematite Optical Properties

Eosphorite

Hematite

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1 Optical Properties

1.1 Luster

Vitreous, Resinous

Not Available

1.2 Pleochroism

Visible: X = yellow; Y = pink; Z = pale pink to colorless

O = brownish red; E = yellowish red

1.3 Dispersion

NANA

0.007 1

1.4 Transparency

Transparent

OpaqueHerve Nicolas Lazzarelli, Blue Chart Gem Identification (2010) More from other references

1.5 Refractive Index

1.639-1.6722.690-3.220

1 3.25

1.6 Optic Character

Not Available

1.7 Crystal System

Orthorhombic

Trigonal

1.8 Birefringence

0.029-0.0320.280

0 0.296

1.9 Clarity

Transparent

OpaqueHerve Nicolas Lazzarelli

Eosphorite and Hematite Optic Character

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

Similar to their colors, Eosphorite and Hematite 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, Eosphorite is Transparent while Eosphorite is Transparent in appearance.