Periclase

[perikleis]

解释:

(noun.) a white solid mineral that occurs naturally as periclase; a source of magnesium.

编辑:尼特--From WordNet

解释:

(n.) Alt. of Periclasite

手打:玛吉

解释:

n. a rare mineral consisting of magnesia with a little iron protoxide.

整理:莱斯利