Birk No. 3 Mine, Alexander Co., Illinois, USA
| Latitude & Longitude (WGS84): | 37° 14' 18'' North , 89° 22' 26'' West |
|---|---|
| Latitude & Longitude (decimal): | 37.23833,-89.37389 |
| Köppen climate type: | Cfa : Humid subtropical climate |
U.S. BUREAU OF MINES, 1995, SPATIAL DATA EXTRACTED FROM THE MINERALS AVAILABILITY SYSTEM/MINERAL INDUSTRY LOCATION SYSTEM (MAS/MILS): U.S. BUREAU OF MINES SPECIAL PUBLICATION 12-95
Commodities (Major) - Diatomite
Development Status: Prospect
Commodity List
This is a list of exploitable or exploited mineral commodities recorded at this locality.Mineral List
Regional Geology
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
| Emsian - Pridoli 393.3 - 423 Ma ID: 2730513 | Tamms Group Age: Paleozoic (393.3 - 423 Ma) Stratigraphic Name: Bailey Limestone; Flat Gap Limestone; Grassy Knob Chert; Backbone Limestone; Clear Creek Formation Description: Tamms Group, includes Bailey Limestone, “Flat Gap Limestone”, Grassy Knob Chert, Backbone Limestone, and Clear Creek Formation. Comments: Thickness from stratigraphic column for southern Illinois (south of 40 degrees north latitude), from oldest to youngest: Bailey Ls (0-500’), Flat Gap Ls (0-100’), Grassy Knob Chert (0-300’), Backbone Ls (0-200’), and Clear Creek Fm (0-600’). [“Flat Gap Limestone" is oil well drillers' term.] Unit label in original GIS (Esri shapefile IL_Geologic_Units_500K_2005_Py) is 'Dt'; label on Legend of geologic map is 'DSt'. Lithology: Major:{limestone}, Minor:{chert} 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. [133] |
Data and map coding provided by Macrostrat.org, used under Creative Commons Attribution 4.0 License
