Ozark lead mine, Fredericktown, Fredericktown District, Madison Co., Missouri, USAi
|Regional Level Types|
|Ozark lead mine||Mine|
|Fredericktown||- not defined -|
|Fredericktown District||Mining District|
|Latitude & Longitude (WGS84):||37° 32' 22'' North , 90° 27' 18'' West|
|Latitude & Longitude (decimal):||37.53970,-90.45515|
|Köppen climate type:||Cfa : Humid subtropical climate|
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Regions containing this locality
|North America Plate||Tectonic Plate|
Commodity ListThis is a list of exploitable or exploited mineral commodities recorded at this locality.
No minerals currently recorded for this locality.
List of minerals for each chemical element
This geological map and associated information on rock units at or nearby to the coordinates given for this locality is based on relatively small scale geological maps provided by various national Geological Surveys. This does not necessarily represent the complete geology at this locality but it gives a background for the region in which it is found.
Click on geological units on the map for more information. Click here to view full-screen map on Macrostrat.org
251.902 - 541 Ma
|Paleozoic sedimentary rocks|
Age: Phanerozoic (251.902 - 541 Ma)
Lithology: Sedimentary rocks
Reference: Chorlton, L.B. Generalized geology of the world: bedrock domains and major faults in GIS format: a small-scale world geology map with an extended geological attribute database. doi: 10.4095/223767. Geological Survey of Canada, Open File 5529. 
1000 - 1600 Ma
|St. Francois mountains volcanic supergroup|
Age: Mesoproterozoic (1000 - 1600 Ma)
Stratigraphic Name: Taum Sauk Group; Butler Hill Group
Comments: The St. Francois Mountains is a region of formerly extentive volcanic terrane comprising several calderas, cauldron subsidence structures, ring intrusions, and resurgent cauldrons. Three calderas are recognized: the Taum Sauk, the Butler Hill, and the Hawn Peak. Original map source: Missouri Department of Natural Resources, Geological Survey and Resource Assessment Division, 2005, Bedrock geology, State of Missouri: Missouri Department of Natural Resources, scale 1:500,000.
Reference: Horton, J.D., C.A. San Juan, and D.B. Stoeser. The State Geologic Map Compilation (SGMC) geodatabase of the conterminous United States. doi: 10.3133/ds1052. U.S. Geological Survey Data Series 1052.