αλευρόγαια

Etymology
Of late 18th–early 19th c. as a neologism from, in reference to the flour-like consistency of this alkaline earth oxide. The term was preferred by scholars of the Greek Enlightenment, who were reluctant to adopt, a calque of , due to confusion with the region name.

Noun

 * 1)  magnesium oxide, magnesia, a white powder (MgO) which is an ore of magnesium