Ogden Tweto (1912 - 1983) created the now-classic Geologic Map of Colorado[1] which is held as one of the finest examples of a state geologic map.
[2] While working in Leadville, Colorado, he discovered features dating to the Proterozoic.
[2] He is also known for his work involving the Arapahoe Formation,[3] the Leadville Mining District,[4] and the Colorado Mineral Belt.
[5] In 1986, Mount Tweto near Leadville was named in his honor.
This biographical article about an American geologist is a stub.