👉 The term "subcarbonate" refers to a type of carbonate mineral. Carbonates are minerals that contain carbon and other elements such as oxygen, nitrogen, sulfur, and phosphate. Subcarbonates are a type of carbonate mineral that have a higher percentage of carbon than those found in the parent mineral (the parent mineral is the most common form of the carbonate mineral) but still contains some of its essential properties. The term "subcarbonate" can also refer to a specific type of subcarbon