Argyle diamond mine at the Ekati mine, both in Canada. However, Argyle has two to four times the concentration of diamonds (ore grade) of these mines. This makes extraction economically feasible, as mine costs are mostly related to the amount of ore processed, not the amount of diamond extracted. In 2005, Rio Tinto was given the go-ahead to a future expansion project, moving it from an open pit to an underground mine. This plan was postponed; in September 2010 Rio Tinto announced fresh plans to develop an underground mine beneath the existing pit, increasing annual production to 9 million tonnes of ore. The
The Boy Is Mine (song) the Gibson Amphitheatre on September 10, 1998, an event which remains, to date, Brandy and Monica's only television broadcast performance of the song. The pair came together a second time on December 16, 2008 for a surprise performance at Atlanta’s "V103 Soul Session", singing it a cappella. In 2012, they performed the song with their new duet "It All Belongs To Me" at V-103's "Conversation/Soul Session". The Boy Is Mine (song) "The Boy Is Mine" is a 1998 duet by American singers Brandy and Monica written and composed by LaShawn Daniels, Japhe Tejeda, Fred Jerkins III, Rodney "Darkchild" Jerkins, and