Medium green in daylight, and red-purple [pink] under incandescent light, the color change is strong and attractive. The cutting, polish, and proportions are good and the stone is especially bright and transparent. A complimentary AIGS mini certificate is included with the purchase of this stone.
Identification | |
Type: | Natural |
Species: | Chrysoberyl |
Variety: | Alexandrite |
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: | G*5/2 (medium green) |
Phenomena: | Pleochroism Change of color (Alexandrite effect) Strong |
Color phenomena: | RP/PR 5/3 (medium red-purple [pink]) |
Clarity | |
Clarity type: | Eye clean (Type I) |
Transparency: | Transparent |
Cut | |
Shape: | Pear |
Cut style: | Step |
Symmetry: | Exceptional |
Brilliance: | Exceptional |
Polish: | Exceptional |
Size | |
Width: | 6.50 mm |
Length: | 11.10 mm |
Depth: | 6.30 mm |
Weight: | 3.06 cts |