1.   At best, its Tucson gem show sales might be a fraction of that.

2.   Russia has an advantage these days, as fears mushroom about gem sales financing the wars in Sierra Leone, Angola and Congo.

3.   Such a plan will need to be independently verified to ensure gems sales are not funding conflicts, Yearsley said in a telephone interview.

4.   They said rebels financed by gem sales were continuing to attack civilians, including children.