👉 Potassic is a mineral that is formed when an iron-rich rock or ore contains a high concentration of calcite (calcium carbonate) and other minerals. This process can occur naturally in the Earth's crust, but it is also produced industrially by mining processes like copper and gold extraction. The term "potassic" comes from the Latin word "potas," which means "potassium." Potassic minerals are typically those that contain potassium, a chemical element with a high atomic number (1