Mahomet Sand Member

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Series: GSA Special Papers
Published: 01 January 1991
DOI: 10.1130/SPE258-p91
... established for the Mahomet Bedrock Valley, but as yet no evidence has been found for late Tertiary or preglacial alluvial deposits. Deposits filling the valley include the widespread Mahomet Sand Member, as much as 200 ft (60 m) thick, locally overlying or interbedded with tills of the Banner Formation (pre...
Journal Article
Journal: GSA Bulletin
Published: 01 July 2010
GSA Bulletin (2010) 122 (7-8): 1047–1066.
... aquifer in the Mackinaw bedrock valley. The Mackinaw bedrock valley is filled with sands and gravels of the Sankoty Sand Member of the Banner Formation, which make up the Sankoty Mahomet aquifer and are contemporaneous with the sands and gravels of the Mahomet aquifer ( Kempton et al., 1991...
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Series: GSA Special Papers
Published: 01 January 1991
DOI: 10.1130/SPE258-p9
... to 200 km upstream from the Pleistocene ice front, in Teays Valley, West Virginia. A total of 303 oriented paleomagnetic specimens represent a composite stratigraphic section from the Minford Silt Member of the Teays Formation in Teays Valley. Of these, 224 specimens carry a stable reversed magnetization...
Journal Article
Journal: GSA Bulletin
Published: 01 June 2002
GSA Bulletin (2002) 114 (6): 665–674.
... in central Illinois ( Fig. 1 ) is a complex lowland eroded into Pennsylvanian and older rocks underlying glacial drift and filled with fluvial deposits that are the most extensive and productive sand and gravel aquifers in the southern three quarters of Illinois ( Kempton et al., 1991 ). The Mahomet bedrock...
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Journal Article
Published: 01 February 2015
Environmental and Engineering Geoscience (2015) 21 (1): 63–74.
... . Inset into this diamicton are glacial meltwater channels of the upper unit of the Vandalia Member of the Glasford Formation filled with deposits consisting of horizontally bedded to cross-bedded sand and gravel, or laminated to bedded silt and clay. In some places, the channels are cut deeper and extend...
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Series: GSA Special Papers
Published: 01 January 1991
DOI: 10.1130/SPE258-p19
... of three sedimentary stratigraphic units was commonly encountered in the transects. A silty surface unit overlay an intermediate deposit, which in turn, rested on channel sands or on highly laminated lacustrine materials that were equated with the Minford Clay Member of the Teays Formation. The silty...
Journal Article
Journal: AAPG Bulletin
Published: 01 August 1962
AAPG Bulletin (1962) 46 (8): 1468–1493.
... strike. Sand bodies, accumulated in areas of maximum turbulence, may be transverse to the paleocurrent pattern (barrier beaches, submarine bars, etc.) or parallel to the ruling current system (fluvial channels and longitudinal bars). Problems of predicting orientation and location of sand bodies need...
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Series: GSA Field Guide
Published: 10 December 2018
DOI: 10.1130/2018.0051(11)
EISBN: 9780813756516
... (Cartersburg Member) to sometime after ca. 21.7 k cal yr B.P. Additional age control on the formation and duration of glacial Lake Eminence comes from two sites to the east of the main basin ( Fig. 8 ). Three OSL ages were obtained from eolian sand on the eastern flank of the glacial lake basin at the Hall...
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Journal Article
Journal: GSA Bulletin
Published: 01 July 2001
GSA Bulletin (2001) 113 (7): 825–836.
..., and squares are sand samples The cosmogenic radionuclides 26 Al and 10 Be are produced in quartz near the ground surface by reactions with secondary cosmic ray neutrons and muons ( Lal and Peters, 1967 ). Neutron cascades generated...
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Journal Article
Journal: The Leading Edge
Published: 01 August 2012
The Leading Edge (2012) 31 (8): 898–906.
... exploration and/or production in shale reservoirs. During stimulation, a large volume of water mixed with sand and small amounts of chemical additives is pumped through the well for fracturing. Significant public and media attention exists concerning the potential for the process of hydraulic fracturing...
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Journal Article
Published: 20 April 2018
Canadian Journal of Earth Sciences (2018) 55 (7): 677–708.
... , 2007 ). Prominent valleys in both bedrock (e.g., Mahomet, Teays, in the USA, and Laurentian, Dundas, Fig. 2 ) and sediment (e.g., ORM channels) have poorly-known geometry and fill composition due to the prime source of data being relatively shallow water-well drilling records. Portions of major...
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Journal Article
Published: 24 March 2014
Quarterly Journal of Engineering Geology and Hydrogeology (2014) 47 (2): 145–157.
...) , studying a Quaternary sand aquifer in south Germany, noted that planktonic bacterial numbers and diversity showed significant seasonal changes in response to autumn recharge (correlated to increases in available organic carbon), although the attached bacterial community showed relatively little change...
Series: Geological Society, London, Special Publications
Published: 10 November 2020
DOI: 10.1144/SP499-2019-128
EISBN: 9781786205353
... in the demand for geological information. In the digital age, access to available information is easier, leading to the engagement of more diverse groups of students, teachers and members of the public ( Kopaska-Merkel 2001 ). However, the public knowledge about the geosciences and its impacts on society...
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Series: Geological Society, London, Special Publications
Published: 01 January 2019
DOI: 10.1144/SP480.17
EISBN: 9781786204240
... fishes, comprehends the upper members of the Paleozoic series the Old Red Sandstone and the Carboniferous systems. The Secondary and Tertiary formations comprise all the succeeding eras save one, that of man. General outline of the island (1) The limestone The mineralogical structure...
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