geology - a science that deals with the history of the earth as recorded in rocks

rock, stone - material consisting of the aggregate of minerals like those making up the Earth's crust; "that mountain is solid rock"; "stone is abundant in New England and there are many quarries"

craft, trade - the skilled practice of a practical occupation; "he learned his trade as an apprentice"

construction, building - the commercial activity involved in constructing buildings; "their main business is home construction"; "workers in the building trades"