Kagem unveils colossal 37kg cluster of emeralds
Kagem is believed to be the world's single largest producing emerald mine; it is 75% owned by Gemfields, in a model partnership with the Zambian government. Discovered in March 2020, the Kafubu Cluster is a colossal cluster of emeralds. Close inspection of the 37,555-gram (187,775 carat) cluster reveals that it contains very little …