Dead or Alive
You can find calcium from: Bones, Teeth, Crust of the Earth, Shells, teachers chalk, cement, nerves and muscles. Victims of calcium: there is no victims of calcium. Its atomic number is 20. The density of calcium is 1.55 cm square. It is part of the Alkaline earth group.
Calcium is found by material not nature. Calcium is used for contracting muscles, forming, strengthening teeth and bones.
Calcium has a very high reactivity. The element is not harmful at all. The element has not been used to harm anyone or anything. If calcium isn't harmful then there is nothing to stabilize it. Nothing has been used to keep calcium harming.
Calcium pic in nature: http://www.reefnation.com/wp-content/uploads/2012/01/05cucum.jpg
Calcium on Periodic table: http://www.basicspine.com/blog/wp-content/uploads...
Alkaline group: http://images.tutorcircle.com/cms/images/44/reactivity-of-alkaline-earth-metals.PNG