Ethiopian Emerald, Cabochon, 4.82 ct, No-Oil
This Ethiopian emerald material from Shakiso is unique and rare with colour ranging from light blue-green to intense saturated pure green. Some colour intensities are comparable to that of copper-bearing tourmaline. This particular cabochon displays top green colour. Our Ethiopian mining report and analysis can be found in our news section, here. When paired with diamonds, Ethiopian emeralds producing striking ring and necklace jewelry.
External reference: GIA: A New Discovery of Emeralds from Ethiopia, 2017.
Gem lab report: Gemological report will be issued upon request.
|Length / width / depth|
10.56 mm / 8.29 mm / 7.03 mm
No treatment, 100% natural, GIA gave this stone "F1" grading due to the inclusions in the stone. Please note GIA’s definition of F1: ““Minor” enhancement indicates the treatment has had only a slight effect on the face-up appearance.”
GIA: A New Discovery of Emeralds from Ethiopia, 2017
1. Geology of the emerald deposit is closely related to the near-by Kenticha tantalum mine, close to the dealing town of Shakiso;
2. This deposit is located at the southern rim of the Adola belt, which is dominated by pegmatites, metamorphic successions, high-grade schists and gneisses (feldspar, quartz, and mica);
3. The Kenticha field is penetrated by N/S striking pegmatites that are dated to be c. 500 million years old;
4. The emerald discovery was an unexpected find by a local couple looking for tantalum where they saw green gems in their washing pans;
5. Rough emeralds yielded come in a large range of quality, colour and clarity; and
6. See our analysis section for more information.
EMERALD DEPOSIT LOCATION
Click to load the map.