μέταλλον
métallon
“mine, quarry”
4 words in English grow from this root.
Metal
Scienceμέταλλονmétallon
“a mine”
Metallography
Scienceμέταλλονmétallon
“writing about metals”
Metalloid
Scienceμέταλλονmétallon
“metal-shaped”
Metallurgy
Scienceμέταλλονmétallon
“work of the mines”