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Conference Papers

Browse almost 5,000 conference papers authored by our scientists and refine search by topic, location, year, and advanced search.

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Correlation of pre-Carboniferous carbonate successions of northern Alaska Correlation of pre-Carboniferous carbonate successions of northern Alaska

Fault-bounded successions of pre-Carboniferous (meta)carbonate rocks occur throughout northern Alaska. Successions studied in detail are those in the York Mountains (Seward Peninsula), the western and eastern Baird Mountains (western Brooks Range), the Snowden Mountain area (central Brooks Range), and the Sublik and Sadlerochit Mountains (eastern Brooks range); they are correlated on the...
Authors
Julie A. Dumoulin, Anita G. Harris

Deep-water facies of the Lisburne Group, west-central Brooks Range, Alaska Deep-water facies of the Lisburne Group, west-central Brooks Range, Alaska

Deep-water lithofacies of the Lisburne Group (chiefly Carboniferous) occur in thurst sheets in the western part of the foreland fold-and-thrust belt of the Brooks Range and represent at least three discrete units. The Kuna Formation (Brooks Range allochthon) consists mostly of spiculitic mudstone and lesser shale; subordinate carbonate layers are chiefly diagenetic dolomite. The Akmalik...
Authors
Julie A. Dumoulin, Anita G. Harris, Jeanine M. Schmidt

Hydrate detection Hydrate detection

No abstract available.
Authors
William P. Dillon, Thomas S. Ahlbrandt

Numerical modelling of uplift and subsidence adjacent to the Transantarctic Mount front Numerical modelling of uplift and subsidence adjacent to the Transantarctic Mount front

The Transantarctic Mountains form one of the largest rift shoulder uplifts in the world. Uplift of the mountains, and coeval subsidence in the Ross Embayment, are modelled with both elastic flexure equations and with the viscoelastic finite element method. Most of the geological constraints are adequately satisfied by the elastic flexure equations. Uplife of the Transantarctic Mountains...
Authors
T.A. Stern, Uri S. ten Brink, M.P. Bott

Rare earth, major and trace element composition of Leg 127 sediments Rare earth, major and trace element composition of Leg 127 sediments

The relative effects of paleoceanographic and paleogeographic variations, sediment lithology, and diagenetic processes on the final preserved chemistry of Japan Sea sediments are evaluated by investigating the rare earth element (REE), major element, and trace element concentrations in 59 squeeze-cake whole-round and 27 physical-property sample residues from Sites 794, 795, and 797...
Authors
R.W. Murray, Marilyn R. Buchholtz ten Brink, Hans-Juergen Brumsack, David C. Gerlach, G. Price Russ

Authigenic mineral formation in aquifers rich in organic material Authigenic mineral formation in aquifers rich in organic material

No abstract available.
Authors
Mary Jo Baedecker, Isabelle M. Cozzarelli, J.R. Evans, P.P. Hearn

Microcrack interaction leading to shear fracture Microcrack interaction leading to shear fracture

In this paper we draw upon recent laboratory results concerning the nucleation and growth of shear fractures in brittle rock. In homogeneous, crystalline rock such as granite, fault nucleation occurs rapidly and with only subtle changes in precursory microcrack patterns. Once nucleated, the fault grows rapidly, restricting microcrack damage to a small region near the advancing fracture...
Authors
David A. Lockner, Diane E. Moore, Ze’ev Reches
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