Date File Created Name of Creator 3/27/2006 Rich Gaschnig GeoRef Data 2005-031004 DN GeoRef TI "Timing and development of the Heise volcanic field, Snake River plain, Idaho, western USA" AU "Morgan, Lisa A; McIntosh, William C" AF "U. S. Geological Survey, Denver, CO, United States USA" AF "New Mexico Bureau of Mines and Mineral Resources, United States USA" SP "USGSOP, Non-USGS publications with USGS authors" SO "Geological Society of America Bulletin, vol.117, no.3-4, pp.288-306,Apr 2005" IS 0016-7606 CD BUGMAF DE absolute age; alkali feldspar; Ar/Ar; Arbon Valley Tuff Member;Blacktail Creek Tuff; calderas; Cenozoic; chronostratigraphy; ConantCreek Tuff; dates; explosive eruptions; Heise Group; Heise volcanic field; Idaho; igneous rocks;ignimbrite; Kilgore Tuff; lower Pliocene; Miocene; Neogene; paleogeography; Pliocene; pyroclastics; Snake River plain;Tertiary; tuff; vitrophyre; volcanic fields; volcanism; Walcott Tuff; Western U.S. LA English FE "References: 86; illus. incl. 2 tables, geol. sketch map" PY 2005 PT Serial; Analytic CP United States USA CL 05A Igneous and metamorphic petrology; 03 Geochronology CY "GeoRef, Copyright 2005, American Geological Institute. Referenceincludes data supplied by the Geological Society of America, Boulder,CO, United States" UD 2005 AN 2005-031004 Sample Data Item LatDD LongDD Loc_prec Age Max_age Min_age Age Max_age Min_age Age Max_age Min_age Volcanic_Field Location_Name Location_Quad Material Rock_Class Rock_Type State Units DD DD Ma Ma Ma Ma Ma Ma Ma Ma Ma Method 1 1 2 2 2 3 3 3 4 4 4 Sample Name CSRP-96-100.1 43.6113 -113.5907 0.1 10.21 10.24 10.18 Arbon Valley Tuff Grouse 15' whole rock ignimbrite volcanic Idaho CSRP-96-97.1 43.7348 -113.1717 0.1 6.64 6.67 6.61 Blacktail Creek Tuff Howe NW 7.5' whole rock ignimbrite volcanic Idaho ESRP-95-2019B 43.8026 -112.8303 0.1 6.28 6.33 6.23 Walcott Tuff Howe Point N whole rock ignimbrite volcanic Idaho ESRP-95-2020 43.7324 -112.84 0.1 6.59 6.65 6.53 Blacktail Creek Tuff Howe Point N whole rock ignimbrite volcanic Idaho ESRP-95-2017B 44.1949 -112.6124 0.1 4.51 4.56 4.46 Kilgore Tuff Lidy Hot Springs 7.5' whole rock ignimbrite volcanic Idaho CSRP-96-94.11 44.1949 -112.6124 0.1 4.39 4.45 4.33 Kilgore Tuff Lidy Hot Springs 7.5' whole rock ignimbrite volcanic Idaho ESRP-95-2017A 44.1223 -112.6002 0.1 6.2 6.25 6.15 rhyolite of Lidy Hot Springs Lidy Hot Springs 7.5' whole rock rhyolite volcanic Idaho ESRP-95-2015 44.365 -112.166 0.1 4.44 4.51 4.37 Kilgore Tuff Spencer South 7.5' whole rock ignimbrite volcanic Idaho CSRP-98-123a 42.999 -112.2643 0.1 10.2 10.25 10.15 Arbon Valley Tuff Yandell Spring 15' whole rock ignimbrite volcanic Idaho YS88-801 42.9196 -112.2605 0.1 10.21 10.26 10.16 Arbon Valley Tuff Yandell Spring 15' whole rock ignimbrite volcanic Idaho TNP-96-48 43.9563 -110.8133 0.1 5.57 5.76 5.38 5.65 5.7 5.6 Conant Creek Tuff Hominy Peak N whole rock ignimbrite volcanic Idaho TNP-96-48 43.9563 -110.8133 0.1 5.57 5.66 5.48 Conant Creek Tuff Hominy Peak N whole rock ignimbrite volcanic Idaho TNP-96-43 43.8542 -110.59 0.1 4.52 4.59 4.45 Kilgore Tuff Signal Mountain E whole rock ignimbrite volcanic Wyoming TW-96-58b 43.1579 -110.7679 0.1 5.43 5.56 5.3 Conant Creek Tuff fall deposit Palisades Reservoir area S whole rock ignimbrite volcanic Idaho TW-96-58a 43.1579 -110.7679 0.1 5.56 5.64 5.48 Conant Creek Tuff fall deposit Palisades Reservoir area S whole rock ignimbrite volcanic Idaho TW-96-63a 43.0407 -111.0403 0.1 6.54 6.6 6.48 Blacktail Creek Tuff fall deposit Palisades Reservoir area S whole rock ignimbrite volcanic Idaho TW-96-65 43.0444 -110.8738 0.1 6.18 6.4 5.96 "ash, Blacktail Creek ?" Palisades Reservoir area S whole rock ash volcanic Idaho TW-96-66c 43.0444 -110.8738 0.1 6.35 6.5 6.2 "pumiceous ash, Blacktail Creek ?" Palisades Reservoir area S whole rock pumiceous ash volcanic Idaho ESRP-95-2009 43.3925 -111.4451 0.1 5.59 5.64 5.54 tuff of Wolverine Creek Poplar 7.5' whole rock ignimbrite volcanic Idaho ESRP-95-2010 43.4531 -111.4414 0.1 4.43 4.51 4.35 Kilgore Tuff Poplar 7.5' whole rock ignimbrite volcanic Idaho ESRP-95-2008 43.6612 -111.483 0.1 7.5 7.54 7.46 rhyolite of Hawley Spring Heise 7.5' whole rock rhyolite volcanic Idaho ESRP-95-2006 43.6196 -111.3733 0.1 6.6 6.65 6.55 Blacktail Creek Tuff Sticking Springs S whole rock ignimbrite volcanic Idaho ESRP-95-2011A 43.5515 -111.3884 0.1 4.43 4.47 4.39 Kilgore Tuff Hawley Gulch 7.5 whole rock ignimbrite volcanic Idaho ESRP-95-2001A 43.4342 -111.517 0.1 6.59 6.63 6.55 Blacktail Creek Tuff Blacktail Reservoir whole rock ignimbrite volcanic Idaho ESRP-95-2013 43.5779 -111.483 0.1 5.48 5.61 5.35 Conant Creek Tuff Hawley Gulch 7.5' whole rock ignimbrite volcanic Idaho CSRP-96-76.1 42.5725 -113.0506 0.1 6.26 6.31 6.21 Walcott Tuff Neeley 7.5' whole rock ignimbrite volcanic Idaho CSRP-98-127 42.4975 -112.9006 0.1 10.22 10.29 10.15 Arbon Valley Tuff Michaud 15' whole rock ignimbrite volcanic Idaho CSRP-98-126 42.416 -112.8993 0.1 10.18 10.26 10.1 Arbon Valley Tuff Michaud 15' whole rock ignimbrite volcanic Idaho TAV-95.1 42.3798 -113.0376 0.1 10.25 10.28 10.22 Arbon Valley Tuff Rockland East 7.5' whole rock ignimbrite volcanic Idaho Method Data 1 SCAN 2005-031004 2 AR-AR:SAN 476 3 AR-AR:PLAG 476 4 AR-AR:GL 476