Magnesium USES A long time ago magnesium was used in golf clubs but that was in like 1909. Now a days it is used in stuff like Rolaids. IT'S SELF Magnesium is a structure building material it is very strong but also very light it is even lighter than a peace of aluminum the same size. Its cooler is a silverish white and it is a ovalish shape. FINDER Its original finder was a man called Sir Humpfry Daly it was found in 1808. THE END.