What is the origin of the calcium symbol?

Answer 1

The symbol for calcium is Ca, from the first two letters of the English name of the element. (By convention, the first letter of an element symbol must be a capital letter, even though the name of the element is not necessarily capitalized.)

Answer 2

Ca
It's from the Latin word calcis, lime. Not the green citrus, but limestone--the chalky stuff that is a common source of calcium.

Answer 3

The symbol for calcium, Ca, comes from the Latin word "calcis," meaning lime. Calcium is a common element found in limestone, chalk, and marble, which are all forms of calcium carbonate.