Excavation Site, Dubuque Co., Iowa, USAi
Regional Level Types | |
---|---|
Excavation Site | - not defined - |
Dubuque Co. | County |
Iowa | State |
USA | Country |
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Key
Latitude & Longitude (WGS84):
42° 25' 47'' North , 90° 36' 18'' West
Latitude & Longitude (decimal):
Köppen climate type:
Nearest Settlements:
Place | Population | Distance |
---|---|---|
East Dubuque | 1,658 (2017) | 7.6km |
Menominee | 249 (2017) | 8.7km |
Dubuque | 58,799 (2018) | 9.3km |
Saint Donatus | 135 (2017) | 9.4km |
Sandy Hook | 309 (2017) | 12.6km |
Deposit: Brown (1974) locality 11. Phosphorite at base of maquoqueta 0.6'17.48% p2o5; other phosphatic shales and one thin phosphorite bed not analysed. Cadastral location: e1/4 cor. Sec. 16, t. 88 n., r. 3 e. ; info.src : cobb
Geology: Interbedded phosphorite beds and clay overlies knobby top of galena dolomite.
Rock formation(s): Maquoketa Shale
Commodity List
This is a list of exploitable or exploited mineral commodities recorded at this locality.Rock Types Recorded
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References
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Year (asc) Year (desc) Author (A-Z) Author (Z-A)Brown, C. E., (1974), Phosphatic Zone in the Lower Part of the Maquoketa Shale in Northeast Iowa: U.S. Geological Survey Journal of Research, V. 2, No. 2, P. 219-232
Other Databases
USGS MRDS Record: | 10082063 |
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Other Regions, Features and Areas containing this locality
North America PlateTectonic Plate
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