What is ca c2o4?

Calcium oxalate (CaC2O4) is a chemical compound consisting of one calcium ion (Ca2+) and one oxalate ion (C2O42-). It is a white crystalline substance that is insoluble in water and has a melting point of approximately 2000°C. Calcium oxalate is found in nature as the mineral whewellite, and it is also a major component of many urinary and kidney stones. It is used in the production of ceramic materials, in photography as a reducing agent, and in the manufacturing of certain chemicals. However, calcium oxalate can be harmful if ingested in large quantities, as it can cause kidney damage and digestive problems.