cyclosilicate

Updated About encyclopedia.com content Print Article Share Article
views updated

cyclosilicate (ring silicate, metasilicate) Applied to the ‘ring’ structure of linked SiO4 tetrahedra in silicate minerals. The ratio of Si to O is 1 : 3 and there may be three, four, or six SiO4 tetrahedra linked together. Examples of cyclosilicates include tourmaline, beryl, axinite, and cordierite.