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The first scientific reports of Alabama's geology were made during field studies by R. T. Brumby in the late 1830s and Sir Charles Lyell in the early 1840s. Michael Tuomey , appointed state geologist in 1847, completed a Geological Map of Alabama and in 1849 and published the first of two comprehensive reports on the state's resources a year later.
The Chattanooga Shale is a geological formation in Alabama, Arkansas, Georgia, Kentucky, Missouri and Tennessee. It preserves conodont fossils dating to the Devonian period. [ 1 ] It occurs mostly as a subsurface geologic formation composed of layers of shale .
The geology of Missouri includes deep Precambrian basement rocks formed within the last two billion years and overlain by thick sequences of marine sedimentary rocks, interspersed with igneous rocks by periods of volcanic activity. Missouri is a leading producer of lead from minerals formed in Paleozoic dolomite. [1]
Sumter County was established on December 18, 1832. From 1797 to 1832, Sumter County was part of the Choctaw Nation, which was made up of four main villages. [1] The first settlers in Sumter County were French explorers who had come north from Mobile. They built and settled at Fort Tombecbee, near the modern-day town of Epes.
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Sumterville was originally known as Pattons Hill in honor of James W. Patton, who owned the surrounding land. The name was then changed to Sumterville in 1834. [2] At one point, Sumterville was home to an inn, a boys and girls academy, several churches, a dentist, and a drugstore. [3]
English: This is a locator map showing Sumter County in Alabama. For more information, see Commons:United States county locator maps. Date: 12 February 2006: Source:
Geologic map of the St. Francois Mountain region. The St. Francois Mountains were formed by volcanic and intrusive activity 1.485 billion (1.485 x 10 9) years ago. [6] By comparison, the Appalachians started forming about 460 million years ago, and the Rockies a mere 140 million years ago. When the Appalachians started forming, the St. Francois ...