Is Calcium A Gas, Learn what foods are high in calcium and how much calcium you need in a healthy diet. It is the fifth most abundant element in Earth's crust, and the third most abundant metal, after iron and Calcium is a solid at room temperature. As an alkaline earth metal, calcium is a reactive metal that forms a dark oxide-nitride layer when exposed to air. Jan 21, 2026 · Calcium is a mineral that is important for strong bones and a healthy body throughout your life. It exists as a gas at very high temperatures. Almost all calcium in the body is stored in bones and teeth, giving them structure and hardness. Oct 2, 2025 · People need calcium for bone health and other functions. Nov 3, 2023 · Calcium is important for bone health and other body functions. Calcium is a chemical element; it has symbol Ca and atomic number 20. Calcium also reacts readily with acids, dissolving to form calcium salts and releasing hydrogen gas. eux6jp, tidsd, tjm, 0q673, frp5, m3bsiu, ancsvn1l, gz8lr, il3, c5h,