RAPAPORT... Dominion Diamond Mines has appointed Rachel Aaron to oversee its marketing operations, including the promotion and development of its CanadaMark brand. As director of marketing, Aaron will be tasked with building and nurturing client relations, as well asenhancing the company's social-media profile. She previously worked at jewelry and retail companies. "Rachel joins Dominion at an exciting time as we boost ourfocus on the CanadaMark hallmark," said executive vice president Jim Pounds."As a Canadian who is passionate about Canadian diamonds, Rachel is excited atthe prospect of being a champion of CanadaMark. We are confident thatCanadaMark will grow tremendously under her leadership." All CanadaMark diamonds come with certification to prove they originated at the Ekati or Diavik mines in Canada'sNorthwest Territories, according to Dominion.