Glossary of curling Glossary of curling This is a glossary of terms in curling. During a game, sweepers might call out numbers. These numbers indicate how far the sweepers think the rock in play will travel. This system is relatively new to the game and is often attributed to the Randy Ferbey rink since they were the first major team to use the system, but it is not known whose idea it originally was. 1 to 3 indicates a rock in the free guard zone, 4 to 6 the rings in front of the tee line, 7 being on the button, and 8
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