Agricola,
Georgius (L. name of Georg Bauer) 1490-1555; Ger. scholar who made the first scientific classification of minerals: called the Father of Mineralogy
See Agricola in American Heritage Dictionary 4
(ə-grĭkˈə-lə), Gnaeus Julius A.D. 37-93.
Roman soldier and politician who as governor of Britain (77-84) brought most of its inhabitants under Roman control. He also circumnavigated Britain, thereby discovering it to be an island.