A beautiful well cut stone with excellent clarity and a moderate to strong color change. The earthy colors are ideal for a gent's ring.
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: | Change of color (Alexandrite effect) Pleochroism Strong |
Color phenomena: | oR 4/3 (medium light orangy red) |
Clarity | |
Clarity type: | Eye clean (Type I) |
Transparency: | Transparent |
Cut | |
Shape: | Oval |
Cut style: | Step |
Symmetry: | Good |
Brilliance: | Exceptional |
Polish: | Exceptional |
Size | |
Width: | 8.50 mm |
Length: | 13.20 mm |
Depth: | 6.50 mm |
Weight: | 6.36 cts |
Page title | Natural Alexandrite Oval 6.36 cts |
Author | David Weinberg |
Website title | Alexandrite Tsarstone Collectors Guide |
Date published | 03 July 2010 05:06 UTC |
Date accessed | 13 December 2024 16:31 UTC |
Permanent link | http://www.alexandrite.net/viewpage.html?id=ALX-001-00013 |