Nice bright color and good transparency. Vanadium in trace amounts is probably responsible for the minty-green color of chrysoberyls like this one.
Identification | |
Type: | Natural |
Species: | Chrysoberyl |
Variety: | Chrysoberyl |
Origin: | Tunduru, Ruvuma, Ruvuma Region, Tanzania |
Hardness: | 8.5 |
Density: | 3.75 |
RI-1: | 1.741 |
RI-2: | 1.76 |
Enhancements | |
Variety of work: | Faceted |
Designation: | A (Not currently known to be enhanced) |
Color | |
Color light source: | Cool daylight |
Color description: | styG*5/2 (medium strongly yellowish green) |
Phenomena: | Pleochroism Strong (55%-59%) |
Clarity | |
Clarity type: | Slightly included (Type I) |
Transparency: | Transparent |
Cut | |
Shape: | Oval |
Cut style: | Step |
Symmetry: | Good |
Brilliance: | Very good |
Polish: | Exceptional |
Size | |
Width: | 6.20 mm |
Length: | 7.90 mm |
Depth: | 4.50 mm |
Weight: | 1.89 cts |
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