SURVEY, Hicks Dome Rare - Earth, Thorium Prospects, Jr. No. Faults surround the dome concentrically with other northeast-trending faults crosscutting it. Ore minerals. 615 E. Peabody Middle Devonian rocks at the center are surrounded concentrically by younger rocks out to Pennsylvanian on the rim. Trought, 1940, Fluorspar and cryolite. Due to near-surface magmatism, the apex of the dome has been uplifted three-thousand feet, and multiple hydrothermally altered ultramafic dikes have been exposed. Geologically, the region of volcanic rocks is called the Midwest Permian Ultramafic district The district lies within the southern part of the Illinois Basin at the juncture between the Reelfoot Rift and Rough Creek Graben. The Hicks Dome, a Permian crypto-volcanic feature (?) and Baxter attributed Hicks Dome and its associated breccias The brecciated portion of the hole was mineralized continuousuly but erratically with fluorspar generally ranging from about 5 percent in the upper portion of the breccia to 2 percent at the bottom. Where are the extinct volcanoes? Free program, no charge Nuelle How Long Do You Need to File a Police Report For? The rocks are dated radiometrically as early Permian It is suggested that Hicks Dome is an incipient or uncompleted cryptovolcanic structure.Because of its location in the southern Illinois fluorspar-lead-zinc mining district, the cuttings were inspected carefully for these minerals. Champaign, IL 61820 The dominant structural feature of the Illinois portion of the IKFD is Hicks Dome, an elliptical to nearly circular uplift approximately 10 miles in diameter in western Hardin County and northeastern Pope County. Terms of use The intense Latitude: 37.5314387N the case of Omaha Dome. - Answers Illinois State Geological Survey Formation of Hicks Dome . These are the places where one of the Earths oceanic plates is pushed under another plate, another oceanic plate or a continental plate. 6873). Bastin, E.S., 1931, The fluorspar deposits of Hardin and Pope Counties, Illinois: Illinois Geological Survey, Bulletin 58, 116 p. Baxter, J.W., G.A. Rohrer (Weller et al. The Pankey No. Baxter, 1992, provides more details and can be purchased from ISGS for $5.00. Located southwest of Hicks Dome, this prospect comprises several surface pits that follow veins striking N 4047 E (Weller et al. Drilling into the core of Hicks Dome reveals greatly shattered sedimentary rocks, intermixed with igneous material. The earthquakes were by far the largest east of the Rockies in North America. beneath the dome, as would be expected if a large mafic body Have you been to Illinois's Hicks Dome before? There is also a lot of information on Hicks Dome in Geology of Illinois including images showing the fault zones and the underlying and surrounding formations. Anthony J. Moorehead, IGNEOUS INTRUSIONS AT HICKS DOME, SOUTHERN ILLINOIS, AND THEIR RELATIONSHIP TO FLUORINE-BASE METAL-RARE EARTH ELEMENT MINERALIZATIONSouthern Illinois University Carbondale 2013. It is suggested that Hicks Dome is an incipient or uncompleted cryptovolcanic structure.Because of its location in the southern Illinois fluorspar-lead-zinc mining district, the cuttings were inspected carefully for these minerals. (Zartman et al. Historically the site has been associated with the Illinois-Kentucky Fluorspar Mining District which is now part of the Shawnee National Forest. Richard C. Berg, Director if you witnessed a crime or became a victim, you may be wondering, how long do you need to file a police report? (Source: ISGS publication Geology of Illinois). 1967). The dome is about 10 miles in diameter. > Mafic Intrusive Rock, Volcanic Rock (Aphanitic) The origin of Hicks Dome is clearly related to igneous In southeastern Illinois' Hardin County, Hicks Dome rises above the land surface over 300 feet and is about 10 miles wide. Hicks Dome Rare - Earth, Thorium Prospects Occurrence in Hardin county in Illinois, United States with commodities Fluorine-Fluorite, REE, Thorium Map XML JSON KML B Geologic information Identification information Geographic coordinates Geographic areas Public Land Survey System information Comments on the location information This is much deeper than previously known in such amounts in the area. While some think of Illinois as flat or even boring that's not so when we consider the legacy that geologic processes and events have left on Illinois, as reflected by both the present-day land surface and subsurface. Most geologists concur with Bradbury and Baxter (1992) that the dome is the product of large-scale igneous intrusion and brecciation at depth. The GPS coordinates are 37.5314387 (latitude), -88.3683731 (longitude) and the approximate elevation is 666 feet (203 meters) above sea level. the Karbers Ridge, IL US Topo Map quadrant. The massive glaciers, the meteorite impacts, the sagging Illinois basina lot has gone on in this seemingly serene, cow-studded, cornfield-carpeted land. Age of deposit. Results were inconclusive because of poor fluorine results along with total weight percentage calculations of 68%. Meyer;Explosion pipe in test well on Hicks Dome, Hardin County, IllinoisEconomic Geology (1954) 49 (8): 891-902. Freiburg, and W.H. info@isgs.illinois.edu, 2023 University of Illinois Board of Trustees. Lemons, L.V. The Hicks Dome is a structural dome in which the central Devonian core is displaced approximately 4,000 feet upward relative to the surrounding strata. Hicks Dome in Hardin County is a feature that is both a topographic and structural dome forming a bull's-eye pattern on a geologic map. Geologists working on the deposit designated the breccia as either complex breccia or host breccia. The possibility is suggested that this could have been picked up from the formerly overlying New Albany, or Chattanooga, shale (Brown 1954). Hardin County Trails (4). MC GINNIS, L.D., AND BRADBURY, J.C., 1964, AEROMAGNETIC STUDY OF THE HARDIN COUNTY AREA, ILLINOIS: ILL. STATE GEOLOGICAL SURVEY CIRC. Thanks for sharing your experience at Hicks Dome! 1967). Home; Cabins . Some believe the dome may be related to an ancient meteor or comet impact, or a part of the 38th parallel structures, a string of geological features running to Kansas. much breccia, but no conclusively igneous rock was The. V. 49 NO. The Hicks Dome is underlain by ultramafic igneous rocks and igneous diatremes or breccia pipes. > Volcanic Breccia (Agglomerate), New Madirio Fault Zone, 38th Parallel Lineament, Hicks Dome - An Incipient Cryptovolcanic Structure. The dome has small associated igneous dikes around its flanks. A correlation of formations between this and the earlier Fricker well is presented. Some volcanoes are located near the subduction zones. So one day, out of curiosity, Extinct Illinois Volcano, Hicks Dome in Hardin County is a feature that is both a topographic and structural dome forming a bull's-eye pattern on a geologic map. The December 16th event had a magnitude estimated to be as great as 7.5, and ground shaking was felt as far away as the East Coast. The dome is about 10 miles in diameter, and rocks at its apex are uplifted 4,000 feet. coinciding with the broad Tolu Arch that crosses the Fluorspar The roughly circular dome has prominent topographic expression on aerial photos and satellite images. This phenomenon was responsible for the fluorspar, zinc, lead, and silver that is found in the area. Intrusive Breccias at Hicks Dome, Hardin County, Illinois. Staatz, M.H., T.J. Armbrustmacher, J.C. Olson, I.K. ). identified (Brown et al. 8 P. 891 - 902. S. Weller et al. in Illinois, will also be discussed. of fluorite, apatite, and metal sulfides (Brown et al. If so, we ask that you post a quick review of it below. The site was first discovered in 1952 by Saint Joseph Lead Company. Bradbury, J.C., and J.W. Longitude: -88.3683731W were still in place; however, the survey did indicate a strong expression on aerial photos and satellite images. History of Longwall Coal Mining In Illinois, https://ilmineswiki.web.illinois.edu/index.php?title=Hicks_Dome&oldid=30875, Creative Commons Attribution-NonCommercial-ShareAlike 4.0 International License, Mines in the Illinois Portion of the Illinois-Kentucky Fluorspar District, F. Brett Denny, W. John Nelson, Jeremy R. Breeden, and Ross C. Lillie. Middle 1952). breccias. The diameter of the dome is about 10 miles. Devonian chert and limestone form a hill at the center. Bradbury and Baxter (1992) described three types of breccias Tell us the time of year, what your goal was, and how your trip went. BioSidmartin, Caitlin Buckley Riley Lincoln Riley and his wife, This Anonymous Website Written by Women Wants To Teach Men How to Give Them Orgasms, How long will the Xbox One take? Abstract:Hicks Dome in Hardin County is a feature that is both a topographic and structural dome forming a bulls-eye pattern on a geologic map. Hicks Dome is approximately 10 cuestas and strike valleys. xenotime. > Pyroclastic Rock In 1952, St. Joseph Lead Company drilled a well on the apex of Hicks Dome in Hardin County, Illinois, primarily to explore for oil or gas, and with the objective of testing the St. Peter sand horizon, which had not been reached in a previous well on the flank of the dome. The roughly circular dome has prominent topographic Or, if the crime was committed by someone you know, you may want to protect them. A lock () or https:// means youve safely connected to the .gov website. BROWN, J.S., EMERY, J.A., AND MEYER, P.A., JR., 1954, EXPLOSION PIPE IN TEST WELL ON HICKS DOME, HARDIN COUNTY, ILLINOIS: ECON. J.C. Bradbury and J.W. Servant from Season 4: Date, time and departure details, A LOT OF HONEYED MELONS COLLECTED BEFORE RIPENING, Are there crocodiles in Lake Anna? Map and location information for Hicks Dome in Illinois: Hicks Dome is one of the Summits in Hardin County, IL and can be found on the Karbers Ridge USGS topographic quad map. Farther outward, alternating resistant and Coppa, and B.V. Clingan, 1979, Principal thorium resources in the United States: U.S. Geological Survey, Circular 805, 42 p. Weller, J.M., R.M. The Hicks Dome, a Permian crypto-volcanic feature (?) This is much deeper than previously known in such amounts in the area. Additional seismic data sources. (1979) postulated that a large potential reserve of thorium (ThO2) was present at Hicks Dome. at Hicks Dome: shatter breccias, vent breccias, and carbonatitic Category: Summits, Hardin County Cliffs (2) The region is characterized as highly jointed and fractured rock, where the impact of the meteorite resulted in the rock compressing and then bobbing up ~800 feet, resulting in older rocks within the crater feature. Where are dormant Illinois volcanoes? In the application for financial assistance in minerals exploration that the Hicks Dome Corporation submitted to the Office of Mineral Exploration, Porter stated that the ore deposit beneath Hicks Dome contained several mineralized purple breccia matrix blocks that were located about 500 to 750 feet beneath the Maquoketa Shale. There was considerable sculpting of the bedrock landscape along the upper Illinois River and the formation of large bars and terraces along lower portions of the river. Hicks Dome, a cryptovolcanic feature in the northwestern part of the Fluorspar Area Fault Complex, played a key role in the structural evolution of the region. All rights reserved. are younger than the dome and ultramafic intrusions. The dome is about 10 miles in diameter. Lava comes from a fissure in the Leilani Estates subdivision on Hawaiis Big Island on May 4, 2018. Brock, J.F. Thanks to plate tectonics, the eastern U.S. it has been isolated from global tectonic features (tectonic plate boundaries and hot spots in the mantle) that cause volcanic activity. and at the apex of Hicks Dome (fig. The trip will conclude with a walking tour at the Garden of the Gods Recreational Area to view the Eagle Valley Syncline and Lower Pennsylvanian units. My exploration and documentation of craters (presently only on this planet). Porter stated that the purple breccia is in the anticipated position of the Ordovician Plattin Limestone and that it probably extends into the underlying Joachim Dolomite. Data sources include the United States Board on Geographic Names, National Weather Service, U.S. Census Bureau, NASA, and Google. Its rocks are uplifted about 4,000 feet, with older rocks (Devonian) in the center, concentric rings of younger rocks (Pennsylvanian being the youngest), and many faults within. intended to be printed at 22.75"x29" or larger. 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