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Geologic map of the Michigan Basin. The Michigan Basin is a geologic basin centered on the Lower Peninsula of the U.S. state of Michigan.The feature is represented by a nearly circular pattern of geologic sedimentary strata in the area with a nearly uniform structural dip toward the center of the peninsula.
The Michigan Geological Survey is a scientific agency of the U.S. state of Michigan.The survey is headed by the State Geologist of Michigan.. The survey has been composed of three individual surveys: the first from 1837 through 1845, the second from 1859 through 1862, and the third from 1869 to present.
The Marquette Iron Range is a deposit of iron ore located in Marquette County, Michigan in the United States. The towns of Ishpeming and Negaunee developed as a result of mining this deposit. A smaller counterpart of Minnesota's Mesabi Range , this is one of two iron ranges in the Lake Superior basin that are in active production as of 2018.
The pale yellow portion shows the Upper Peninsula (UP) of Michigan. Marquette is on the south shore of Lake Superior, straight north of the "'r' in the word 'Upper'". Recent geologic mapping in the Marquette, Michigan, U.S., area provides information of the structure for the zone along a 10 km (6.2 mi) strike.
The Saginaw Group is a geologic group in Michigan composed of sedimentary rock deposited during the Pennsylvanian Period (circa 323.2 million years ago to 298.9 million years ago. Saginaw group rocks include sandstone, shale, coal, and limestone of fresh water, brackish, and marine origin.
The state averages from 30–40 inches (76–102 centimetres) of precipitation annually. Snow cover tends to be intermittent in the southern part of the state, but persistent in northern Lower Michigan and especially in the Upper Peninsula. Michigan USDA Plant Hardiness Zone Map. The entire state averages 30 days of thunderstorm activity per year.
Pages in category "Geology of Michigan" The following 34 pages are in this category, out of 34 total. This list may not reflect recent changes. A. Lake Algonquin;
Porcupine Mountains State Park was established in 1945 to protect the area's large stand of old-growth forest, much of it of the "maple-hemlock" type. In 1972, Michigan passed the Wilderness and Natural Areas Act. This act gave the park the new designation of the Porcupine Mountains Wilderness State Park.