2013 Continental Cup of Curling The first side to win a majority of the points available wins the cup. Teams compete in four formats: team games, mixed doubles games, singles competitions, and skins games. Team games are regular curling games, with two teams of four playing against each other. Mixed doubles games involve two teams, each consisting of one male and one female, playing against each other. Mixed doubles teams use only six stones per end, one of which is positioned prior to the start of the end. This is in contrast to the eight stones per end used by teams of four in regular
Curling exclusive rights to the Ailsa Craig granite, granted by the Marquess of Ailsa, whose family has owned the island since 1560. According to the 1881 Census, Andrew Kay employed 30 people in his curling stone factory in Mauchline. The last harvest of Ailsa Craig granite by Kays took place in 2013, after a hiatus of 11 years; 2,000 tons were harvested, sufficient to fill anticipated orders through at least 2020. Kays have been involved in providing curling stones for the Winter Olympics since Chamonix in 1924 and has been the exclusive manufacturer of curling stones for the Olympics since the