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Samuel Franklin Emmons (March 29, 1841 – March 28, 1911) was an American
geologist A geologist is a scientist who studies the structure, composition, and History of Earth, history of Earth. Geologists incorporate techniques from physics, chemistry, biology, mathematics, and geography to perform research in the Field research, ...
. He was born in
Boston, Massachusetts Boston is the capital and most populous city in the Commonwealth (U.S. state), Commonwealth of Massachusetts in the United States. The city serves as the cultural and Financial centre, financial center of New England, a region of the Northeas ...
. He graduated from
Harvard University Harvard University is a Private university, private Ivy League research university in Cambridge, Massachusetts, United States. Founded in 1636 and named for its first benefactor, the History of the Puritans in North America, Puritan clergyma ...
in 1861 and studied at the ''Ecole des Mines'' in Paris, France, from 1862 to 1864 and at the Freiberg (Saxony) mining school in 1865. In May 1867, he was appointed assistant geologist under
Clarence King Clarence Rivers King (January 6, 1842 – December 24, 1901) was an American geologist, mountaineer, and author. He was the first director of the United States Geological Survey from 1879 to 1881. Nominated by Republican President Rutherford B. ...
on the American geological exploration of the fortieth parallel, and in July 1879 became geologist in charge of the
Colorado Colorado is a U.S. state, state in the Western United States. It is one of the Mountain states, sharing the Four Corners region with Arizona, New Mexico, and Utah. It is also bordered by Wyoming to the north, Nebraska to the northeast, Kansas ...
division of the
United States Geological Survey The United States Geological Survey (USGS), founded as the Geological Survey, is an agency of the U.S. Department of the Interior whose work spans the disciplines of biology, geography, geology, and hydrology. The agency was founded on Mar ...
. He traveled extensively throughout the United States in connection with his work, and in 1870 made a survey, along with
A. D. Wilson Allen David "A.D." Wilson (September 17, 1844 – February 21, 1920) was an American cartographer. Biography He was born in Sparta, Illinois. He left school and in March 1867, enlisted with the Geological Survey of California. There he learned t ...
, of
Mount Rainier Mount Rainier ( ), also known as Tahoma, is a large active stratovolcano in the Cascade Range of the Pacific Northwest in the United States. The mountain is located in Mount Rainier National Park about south-southeast of Seattle. With an off ...
, the highest and most inaccessible peak in the
Cascade Range The Cascade Range or Cascades is a major mountain range of western North America, extending from southern British Columbia through Washington (state), Washington and Oregon to Northern California. It includes both non-volcanic mountains, such as m ...
. The largest glacier in the contiguous United States,
Emmons Glacier Emmons Glacier is on the northeast flank of Mount Rainier, in Washington. At , it has the largest surface area of any glacier in the contiguous United States. The glacier was named after the geologist Samuel Franklin Emmons after his involvement ...
, is located along their survey route and is named after Emmons. During the autumn of 1872, with Clarence King, Emmons discovered the locality of the supposed diamond fields in Colorado, and was active in exposing their fraudulent character. Emmons is the namesake of Mount Emmons, Colorado, and Mount Emmons,
Utah Utah is a landlocked state in the Mountain states, Mountain West subregion of the Western United States. It is one of the Four Corners states, sharing a border with Arizona, Colorado, and New Mexico. It also borders Wyoming to the northea ...
. Emmons was president of the
Geological Society of America The Geological Society of America (GSA) is a nonprofit organization dedicated to the advancement of the geosciences. History The society was founded in Ithaca, New York, in 1888 by Alexander Winchell, John J. Stevenson, Charles H. Hi ...
in 1903. Emmons was the founder and first president of the
Colorado Scientific Society Colorado is a U.S. state, state in the Western United States. It is one of the Mountain states, sharing the Four Corners region with Arizona, New Mexico, and Utah. It is also bordered by Wyoming to the north, Nebraska to the northeast, Kansas ...
in 1882.


Publications

*
Descriptive Geology
" with
Arnold Hague Arnold Hague (December 3, 1840 – May 14, 1917) was an American geologist who did many geological surveys in the U.S., of which the best known was that for Yellowstone National Park. He also had assignments in China and Guatemala. He became a m ...
. Published as Vol. 2 of the "Reports of the Exploration of the Fortieth Parallel" by Clarence King (1877) *
Statistics and Technology of the Precious Metals
with
George Ferdinand Becker George Ferdinand Becker (1847–1919) was an American geologist. His most important work was in connection with the origin and mode of occurrence of ore deposits, especially those of the western United States. Biography Becker was born in New Yo ...
(1885) *
Geological sketches of the precious metal deposits of the western United States
(1885) with
George Ferdinand Becker George Ferdinand Becker (1847–1919) was an American geologist. His most important work was in connection with the origin and mode of occurrence of ore deposits, especially those of the western United States. Biography Becker was born in New Yo ...
. Extracted from the
Tenth United States Census The 1880 United States census, conducted by the Census Office during June 1880, was the tenth United States census.Geology and mining industry of Leadville, Colorado, with atlas
with
William Francis Hillebrand William Francis Hillebrand (December 12, 1853 – February 7, 1925) was an American chemist. Biography He was the son of the renowned botanist William Hillebrand. He studied at Cornell University and then in Germany at the University of Heidelb ...
, Antony Guyard, and Whitman Cross. US Geological Survey No. 12 (1886) * "Geology of the Denver basin in Colorado" with Whitman Cross and George Homans Eldridge. US Geological Survey Monograph No. 27 (1896) *
Clarence King: A Memorial
(1902) * "The Downtown district of Leadville, Colorado" with John Duer Irving US Geological Survey Bulletin No. 320 (1907)


References


External links

*
Biographical Memoir
*
Works by Emmons
at
Biodiversity Heritage Library The Biodiversity Heritage Library (BHL) is the world’s largest open-access digital library for biodiversity literature and archives. BHL operates as a worldwide consortium of natural history, botanical, research, and national libraries working ...
{{DEFAULTSORT:Emmons, Samuel Franklin American geologists 1841 births 1911 deaths United States Geological Survey personnel Harvard University alumni Scientists from Boston Presidents of the Geological Society of America