Calcium
来自Big Physics
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early 19th century: from Latin calx, calc- ‘lime’ (see calx) + -ium.
wiktionary
Coined by British chemist Humphry Davy in 1808, from Latin calx(“lime, limestone”) because it occurs in limestone. [1]
etymonline
calcium (n.)
metallic element, coined 1808 by English chemist Sir Humphry Davy, who first succeeded in isolating it, from Latin calx (genitive calcis) "limestone" (see chalk (n.)) + metallic element ending -ium. Related: Calcic.
