31437262azuritePT2026-03-30 20:57:54BT31411016inorganic blue pigmentPTBT31437207mineral pigmentPTRT31344567azuritePTRT31437284mountain bluePTRT31437287Bremen bluePTRT31437291copper bluePTRT31437297blue bicePTRT31437372bleu cendresPTRT31456185blue verditerPT