William Maclure | |
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William Maclure
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Born | 27 October 1763 Ayr, Scotland |
Died | 23 March 1840 San Ángel, Mexico |
(aged 76)
Citizenship | American |
Fields | geology, education, philanthropy |
Known for | First geological map of America 1809, and New Harmony Society |
William Maclure (27 October 1763 – 23 March 1840) was an Americanized Scottish geologist, cartographer and philanthropist. He is known as the 'father of American geology' and as a social experimenter on new types of community life, collaborating with British social reformer Robert Owen, (1771–1854), in Indiana, United States.
Maclure had a highly successful mercantile career, making a fortune that allowed him to retire in 1797 at the early age of 34 to pursue his scientific, geological and other interests. In 1809 he made the earliest attempt at a geological map of the United States of America.
Maclure was born in 1763 in Ayr, Scotland.
After a brief visit to New York City in 1782, he began work with the merchants Miller, Hart & Co, who traded and shipped goods to and from America. Maclure was based in the London office but regularly travelled to France and Ireland on business. In 1796 business affairs took him to Virginia, which he thereafter made his home. In 1803 he visited France as one of the commissioners appointed to settle the claims of American citizens on the French government; and during the few years then spent in Europe he applied himself with enthusiasm to the study of geology. While residing in Switzerland, he became impressed with what is now called the Pestalozzi School System, from Swiss pedagogist Johann Heinrich Pestalozzi (1746–1827).
On his return home in 1807 he commenced the self-imposed task of making a geological survey of the United States. Almost every state in the Union was traversed and mapped by him, the Allegheny Mountains being crossed and recrossed some 50 times. The results of his unaided labours were submitted to the American Philosophical Society in a memoir entitled Observations on the Geology of the United States explanatory of a Geological Map, and published in the Society's Transactions (vol. iv. 1809, p. 91) together with the first geological map of that country. Maclure's 1809 Geological Map This antedates William Smith's geological map of England and Wales (with part of Scotland) by six years, although it was constructed using a different classification of rocks.