Block, SkipCaptcha, nsAm_Govt_101RO, nsAm_Govt_101RW, nsAm_Govt_101_ta, nsTeam2RO, nsTeam2RW, nsTeam2_talkRO, nsTeam2_talkRW
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{{Element | name=Calcium | symbol=Ca | anumber=20 | amass=40.1 amu | noe=20 | class=Standard metal | cstructure=Cubic | color=Silver | date=1808 | discname=[[Sir Humphrey Davy]] | origname=From the Latin ''calcis''. | uses=Calcium is one of the primary elements in bones, shells, etc. Taking Calcium internally can promote bone growth. | obtained=Chalk, limestone, marble, vitamin to promote bone growth. }}