Ac­cord­ing to the re­port, sam­ples were taken to the GIA lab­o­ra­tory in Bangkok and the rough gems were found to be not only of good qual­ity but were also avail­able in large sizes, some rang­ing from 100 to 300 carats

Daily Trust - - BUSINESS -

am­bas­sador, dis­closed a new tour­ma­line mine has also been dis­cov­ered in the old town of Ile-Ife in Osun state, which is not an area hith­erto known for gem­stone pro­duc­tion.

Nwadike said there are presently three well-known emer­ald mines in Nige­ria, al­though none has re­ceived any sig­nif­i­cant at­ten­tion. He said th­ese emer­ald mines rep­re­sent huge op­por­tu­ni­ties

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