Home

Taurus Gems + -

Gemini Gems + -

Leo Gems + -

Organic Gemstones + -

Aries Gems + -

Gemstones


Scheelite and Hematite Optical Properties


Hematite and Scheelite Optical Properties


Optical Properties

Luster
Vitreous, Adamantine   
Not Available   

Pleochroism
Definite dichoric in yellow (yellow to orange-brown)   
O = brownish red; E = yellowish red   

Dispersion
0.04   
12
Not Available   

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

Refractive Index
1.918-1.936   
2.690-3.220   

Optic Character
Not Available   
Not Available   

Crystal System
tetragonal   
Trigonal   

Birefringence
0.016   
0.280   

Clarity
Translucent   
OpaqueHerve Nicolas Lazzarelli   

Benefits >>
<< Physical Properties

Scheelite and Hematite Optic Character

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

Compare Yellow Gemstones

Scheelite and Hematite Transparency

Similar to their colors, Scheelite 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, Scheelite is Translucent and Transparent while Scheelite is Translucent and Transparent in appearance.

Yellow Gemstones

Yellow Gemstones


Compare Yellow Gemstones