EOU GEOLOGY PUBLICATIONS

Shore Acres State ParkPhi Beta Rock at Shore Acres State Park (2002)

 

Van Tassell, J., Sherman, D., Isaacson, A., Ledgerwood, R., Dittrick, J., May, D., and Pilling, S., 2013, A tale of six gravels, La Grande and Baker City area: Eastern Oregon Geology, v. 10,  p.1-10.

 

Van Tassell, J., 2012, Late Pleistocene Columbian mammoth, short-faced bear, giant bison and Columbian ground squirrel fossils from the Airport Lane site, La Grande, NE Oregon: GSA Abstracts with Programs, v. 44, no. 7, p. 91.

 

Van Tassell, J., 2012, Bison cf. Bison antiquus from the Airport Lane Fossil Site, La Grande, NE Oregon:  GSA Abstracts with Programs, v. 44, no. 6, p. 86.

 

Van Tassell, J., Rinehart, J., and Mahrt, L., 2011, The late Pleistocene Airport Lane fossils:  Eastern Oregon Geology, v. 8.

 

Van Tassell, J., Rinehart, J., Kay, A B., and Mahrt, L.,2011, Late Pleistocene mammoth, bison, bear, and ground squirrel fossils from the Airport Lane, La Grande alluvial fan terrace, NE Oregon: GSA Abstracts with Programs, v. 43, no. 4, p. 8.

 

Farner, B., and Van Tassell, J., 2010, The Always Welcome Inn Hypolagus:  Eastern Oregon Geology, v. 7, 3 p.

 

Van Tassell, J., and Ledgerwood, R., 2009, Miocene sediments and tuffs of the Keating Valley, NE Oregon:  GSA Abstracts with Programs, v. 41, no. 7, p. 122-123.

 

Burnette, C., Dittrick, J., Freeman, R., Swanson, K., and Van Tassell, J., 2009, Early Jurassic (Pliensbachian) Lupherella abundance zone, Hurwal Formation, Southern Wallowa Mountains, Northeast Oregon: GSA Abstracts with Programs, v. 41, no. 5, p. 35.

 

Bork, M., Rinehart, J., and Van Tassell, J., 2009, The early Pliocene (Blancan) Ophiomys and the migration of Ophiomys into the Pacific Northwest:  GSA Abstracts with Programs, v. 41, no. 5, p. 33.

 

Morris, C.M., Bergey, E.R., Kelley, R.B., Pangelinan, R., Van Tassell, J., and Warren, S., 2008, A new species of Cryptantha found on pre-Bull Lake alluvial fan deposits from the Big Lost River Valley, Idaho:  AAAS Pacific Division, Program with Abstracts, v. 27, part I, p. 103.

 

Bergey, E.R., Morris, C., and Van Tassell, J., 2008, The geology and geomorphology of the late Miocene Maggie’s Vent, a basanite fissure volcano, Mount Fanny quadrangle, northeastern Oregon:  AAAS Pacific Division, Program with Abstracts, v. 27, part I, p. 103.

 

Baxter, M., Bergey, E., Brasel, K., Dretke, T., Grimshaw, B., Kuenzli, A., Morris, C., Swanson, K., Weymiller, C., Van Tassell, J., and Ferns, M.L., 2008, The Always Welcome Inn early Pliocene fossil dig, Baker City, Oregon:  AAAS Pacific Division, Program with Abstracts, v. 27, part I, addendum.

 

Van Tassell, J., Bergey, E., Davis, C., Davis, M., Grimshaw, B., Kisselburg, J., Ledgerwood, R., Miller, S., Morris, C., Steele, J., Wehymiller, C., Ferns, M.L., Smith, G.R., McDonald, H.G., Mead, J.I., and Martin, R.A., 2007, Early Pliocene (Blancan) Always Welcome Inn local fauna, Baker City, Oregon:  Oregon Geology, v. 68, no. 1, p. 3-23.

 

Brockman, A., Tubbs, T., Miller, S., and Van Tassell, J., 2007, Early Pliocene (Blancan) fossil beaver (Castor) jaw found at the Always Welcome Inn, Baker City, Oregon:  Eastern Oregon Geology, v. 5, 6 p.

 

Asplund, K., Bergey, E., Davis, M., Garton, B., Grimshaw, B., Kuenzli, A., Miller, S., Morris, C., Swanson, K., Weyhmiller, C., and Van Tassell, J., 2007, A guide to the fossils at the Always Welcome Inn, Baker City, Oregon:  Eastern Oregon Geology, v. 4, 24 p.

 

Van Tassell, J., Bergey, E., Davis, M., Grimshaw, B., Miller, S., Morris, C., Ferns, M.L., Smith, G.R., McDonald, H.G., and Mead, J.I., 2007, New discoveries at the Pliocene (early Blancan) Always Welcome Inn fossil site, Baker City, Oregon [abs.]:  Geological Society of America Abstracts with Programs, v. 39, no. 5, p. 28.

 

Van Tassell, J., Fischer, A., Grimshaw, B., Miller, S., and Morris, C., 2006, Stratigraphy of the East La Grande area: A lab exercise (abstract):  Geological Society of America Abstracts with Programs, v. 38, no. 5, p. 6.

 

Kisselburg, J., 2006, Semi-quantitative analysis of the distribution of fossils in the upper third of the Always Welcome Inn sequence, Baker City, Oregon:  Eastern Oregon Geology, v. 3.

 

Leithner, A., and Van Tassell, J., 2006, Pliocene vole fossils, Always Welcome Inn, Baker City,Oregon:  Eastern Oregon Geology, v. 3.

 

Zublin, B., 2006, The geology of the lower half of the Powder River canyon between Thief Valley Reservoir and the lower Powder Valley, Baker City, Oregon:  Eastern Oregon Geology, v. 3.

 

Burton, E., and Van Tassell, J., 2005, Fossil beaver (Dipoides) tooth, Always Welcome Inn, Baker City, Oregon:  Eastern Oregon Geology, v. 3.

 

Ledgerwood, R., and Van Tassell, J., 2005, Stratigraphy and age of the late Miocene sediments and volcanic deposits along the Baker-Copperfield highway between Banta Road and the Love Ranch, Keating, Oregon:  Eastern Oregon Geology, v. 3.

 

Davis, C., Bluhm, L., Ledgerwood, R., Killgore, K., Kisselburg, J., Starner, K., Steele, J., Zolotoff, N., Van Tassell, J., Ferns, M.L., and Smith, G.L., 2005, Fossils and stratigraphy of the Always Welcome Inn fossil locality, Baker City, Oregon:  Geological Society of America Abstracts with Programs, v. 37, no. 6, p. 8.

 

Van Tassell, J., 2003, The Tale of the Silver Abyssal Plain Turbidite:  Geological Society of America Abstracts with Programs, v. 34, no. 7, p. 467.

 

Budlong, B., Collier, J.R., Gilbert, D.E., and Van Tassell, J., 2003, Possible glacial moraines and graben on the floor of Wallowa Lake, NE Oregon:  Geological Society of America Abstracts with Programs, v. 35, no. 4, p. 3

 

Isaacson, A., 2002, Sedimentology of the Catherine Creek Lane gravels:  Eastern Oregon Geology, v. 1.

 

Sherman, D., 2002, Flow direction of late Miocene basalt and metaquartzite river deposits in the Starkey area, NE Oregon :  Eastern Oregon Geology, v. 1.

 

Van Tassell, J., Ferns, M., McConnell, M. and Smith, G.V., 2002, Neogene history of the Grande Ronde Valley, NE Oregon:  Geological Society of America Abstracts with Programs, v. 34, no. 5, p. A-39.

 

Ferns, M., McConnell, V., Madin, I., and Van Tassell, J., 2001, Geologic Map of the  Imbler quadrangle:  Salem, Oregon Department of Geology and Mineral  Industries, 1:24,000.

 

Van Tassell, J., Ferns, M., McConnell, M. and Smith, G.V., 2001, The Imbler fish fossils, Grande Ronde Valley, NE Oregon, and the Pliocene Lake Idaho-Columbia River connection:  Oregon Geology, v. 63, no. 3 (Summer), p. 77-84, 89-96.

Dunlavey, T., and Van Tassell, J., 2001, Graben vs. strike-slip basin models for the origin of the La Grande Basin, northeast Oregon:  Analogue models:  Eastern Oregon Science Journal, v.  16, p. 47-55.

 

Van Tassell, J., Ferns, M.L., and McConnell, V.S., 2000, Neogene sediment  accumulation and subsidence rates, La Grande Basin, northeast Oregon:  Geological Society of America Abstracts with Programs, v. 32, no. 6, p. A73-74.

 

Fromwiller, G., and Van Tassell, J., 1999, Pleistocene sedimentation in the La Grande Basin, northeast Oregon :  Eastern Oregon Science Journal, v. 15, p. 34-38.  (recent dating suggests this sequence actually is Miocene-Pliocene in age)

 

Alberts, J., Barker, J., Batten, N., Brown, J., Ikegami, M., Keene, J., Line, R., Mertz,  B., Pratt, A., Rogers, T., Sherman, D., Strafford, V., and Zubin, B., 1999,  Boulder size, soil profiles and maximum lichen diameters of the younger lateral  moraine, Antone Creek, Elkhorn Mountains, northeast Oregon:  Eastern Oregon  Science Journal, v. 15, p. 27-33.

 

Harmon, J.K., 1998, Sediments of the Homer, Alaska, area:  Eastern Oregon Science Journal, v. 14, p. 34-38.

 

Pilling, S., 1998, Sedimentology of a Pleistocene outcrop, Waite Bluff, Foothill Road, south of  La Grande, OR:  Eastern Oregon Science Journal, v. 14, p. 29-33.

 

Compos, J., Fromwiller, G., Hubbard, R., Johnson, J., Kalmbach, D., Phelps, T., and  Smith, M., 1998, Quaternary surficial sediments of the Grande Ronde Basin, northeast Oregon :  Eastern Oregon Science Journal, v. 14, p. 21-23.

 

Harmon, J., Johnson, M., Spring, E., and Swanger, M., 1998, Pleistocene alluvial  deposits of North Powder Valley and Recent stream deposits of Anthony Lakes,  Antone Creek and the Powder River, northeast Oregon:  Eastern Oregon Science  Journal, v. 14, p. 21-23.

 

Van Tassell, J., 1998, A 1-m.y. record of Quaternary sedimentation in the Grande Ronde  strike-slip basin, eastern Oregon:  Geological Society of America Abstracts with  Programs, v. 30, no. 6, p. 29. (recent dating shows that the record is actually 9  m.y. long!)

 

Johnson, D.C., 1997, Sugarloaf Mountain tor, Blue Mountains, northeastern Oregon:   Eastern Oregon Science Journal, v. 13, p. 30-32.

 

Fromwiller, G., 1997, Grande Ronde Valley landslides, eastern Oregon:  Eastern Oregon  Science Journal, v. 13, p. 27-30.

 

Hubbard, R., and Smith, M., 1997, Analysis of fractures in the vicinity of the Cove Hot  Springs, Grande Ronde Valley, northeastern Oregon:  Eastern Oregon Science  Journal, v. 13, p. 23-26.

 

Swanger, M., 1997, Structural geology of the John Day Formation, Warm Mineral  Springs area, northeastern Oregon:  Eastern Oregon Science Journal, v. 13, p. 20- 23.

 

Erwin, D., Rank, D., and Van Tassell, J., 1997, Alluvial fans of the Grande Ronde  Valley, eastern Oregon:  Eastern Oregon Science Journal, v. 13, p. 14-19.

 

Van Tassell, J., 1997, Cyclostratigraphy of the Grande Ronde graben, northeast Oregon:  Geological Society of America Abstracts with Programs, v. 29, no. 5, p. 71.

 

Van Tassell, J., Beam, M., Bishop, J., Brown, S., Hanford, K., McDonald, T.,  Thompson, L., and Wilson, J., 1996, Sedimentology of the Middle Jurassic  Weatherby Formation, northeastern Oregon: Preliminary studies:  Geological  Society of America Abstracts with Programs, v. 25, no. 5, p. 120.

 

Bishop, J.R. and Van Tassell, J., 1994, Structural geology of an outcrop of the Jurassic  Weatherby Formation along I-84 southwest of Weatherby, Oregon:  Eastern  Oregon Science Journal, v. 10, p. 18-20.

 

Wilson, J.G., and Van Tassell, J., 1994, Sedimentology of an outcrop of the late Miocene  to early Pliocene lacustrine desposits northeast of Durkee, Oregon:  Eastern Oregon  Science Journal, v. 10, p. 23-26.

 

Bishop, E.M., Thompson, L.L., and Woodward, J., 1992, Sedimentation and tectonics in the Grande Ronde graben,northeast Oregon: A preliminary assessment:  Geological Society of AmericaAbstracts with Programs, v. 24, no. 5, p. 7.