no its not
It gives the product as calcuim-sulphate.
#
Yes
Yes
Yes.
mineral
No .
calcuim
No. Calcium is a mineral.
Calcium is not ductile.
Yes. Radium is a highly radioactive alkali earth metal, and inhalation, injection, ingestion or body exposure to radium can cause chemical burns, radiation burns and can lead to cancer and other disorders. Radium is chemically similar to calcium, and it has the ability to replace calcuim in bones, which is extremely harmful. A link is provided to the Wikipedia article on radium.
Calcuim.