Aqeeq
Aqeeq, akik or aqiq (Arabic: العقيق, 'quartz' in Arabic, 'agate' in Turkish), is an Arabic or Turkish term referring to quartz or agate, but in the context of rings usually refers to a ring set with a chalcedony stone. Well-known types of chalcedony are carnelian, agate, and onyx. It is considered a semi-precious gemstone, and rings set with golden-orange variety of carnelian or sard have special significance in the Islamic religion.