Is Calcium A Metal Or Mineral, But calcium supplements may be an option if you don't get enough from your diet. It is the most abundant metallic element in the human body and the fifth most abundant element in Earth ’s crust. Sep 3, 2025 · A frequent misconception is that calcium is a mineral rather than a metal. Its presence in the periodic table and its chemical properties classify it squarely in the metal category. It forms white, tan, gray, or pink crystals. The mineral dolomite crystallizes in the trigonal-rhombohedral system. Jan 14, 2026 · Calcium is widely recognized for its role in nutrition, particularly bone health, leading many to label it simply as a mineral. As an alkaline earth metal, calcium is a reactive metal that forms a dark oxide-nitride layer when exposed to air. 6 days ago · calcium (Ca), chemical element, one of the alkaline-earth metals of Group 2 (IIa) of the periodic table. About 99% of the body’s calcium is stored in bones, and the remaining 1% is found in blood, muscle, and other tissues. l6h, gds, ssf, xmxi, jf, x2wjkp0, ws2qn, 7zo, usvlr, k7r,