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Showing 2,477 Results. Searched 201,044 documents.
REGIONAL-SCALE COMPOSITIONAL AND SIZE FIDELITY OF ROCKY INTERTIDAL COMMUNITIES FROM THE PATAGONIAN ATLANTIC COAST
FERNANDO M. ARCHUBY, MARIANA ADAMI, JULIETA C. MARTINELLI, SANDRA GORDILLO, GABRIELA M. BORETTO, MARIANO E. MALVÉ
PALAIOS
... (probability of interspecific encounter) were calculated for all LAs and DAs using PAST (Hammer et al. 2001). PIE is an evenness index related...
2015
The Use of Seismic Refraction Method in Slope Failure Investigation
Khairul Anuar Mohd. Nayan, Rahman Yaccup, Abd. Rahim Samsudin, Umar Hamzah, Abd. Ghani Rafek
Geological Society of Malaysia (GSM)
... wave increases significantly in the slope failure material and this may cause some limitations to the use oflow energy seismic source such as the hammer...
1997
Discovery and Development of a Giant Coalbed Methane Resource,Raton Basin, Las Animas County, Southeast Colorado
Dennis R. Carlton
Rocky Mountain Association of Geologists
.../mist underbalanced hammer drilling and lightweight cement blends were used to minimize formation damage. Mitigation of formation damage during...
2006
SOS (Slurry or Slime)?
Chow Weng Sum, Yunus Abdul Razak
Geological Society of Malaysia (GSM)
... of about 0.7 m to 1.2 m where there was penetration under the combined weights of the Mackintosh Probe rods and hammer. Further down, the Mackintosh...
2002
The Wichita Mountains of Oklahoma, Formation of Tor Topography, and The Permian Post Oak Conglomerate
M. Charles Gilbert
Oklahoma City Geological Society
... displaying the shells of altered granitic material. This block is in the Mount Sheridan Gabbro. Geologic hammer for scale. Now let’s look at Figure 5...
2009
Pencirian geomekanik batuan syis grafit Bt. Bujang, Kuala Kubu Baru, Selangor Darul Ehsan (IN MALAY), Geomechanical characterisation of a graphitic schist at Bt. Bujang, Kuala Kubu Baru, Selangor Darul Ehsan
Abdul Ghani Rafek, Ng Cheong Keat, Abdul Rahim Samsudin
Geological Society of Malaysia (GSM)
... from Bt. Bujang, Kuala Kubu Baru, Selangor Darul Ehsan was carried out using weathering profile mapping, refraction seismic survey, Schmidt hammer...
2003
2D Seismic Refraction Tomography Survey on Metasediment at a Proposed Development Site in Dengkil, Selangor
Umar Hamzah, Abd Rahim Samsudin
Geological Society of Malaysia (GSM)
... for 150 mm. using a 64 kilogram hammer dropped at 760 mm, number of blows (N) is counted to drive the tube the next 300 mm. Table I shows...
2006
Penecontemporaneous Deformation in the Nyalau Formation (Oligo-Miocene), Central Sarawak
Mazlan Madon, Abdul Hadi Abd Rahman
Geological Society of Malaysia (GSM)
... sandstone). Hammer is 30 cm long. MAZLAN MADON & ABDUL HADI ABD RAHMAN Figure 2: a- Outcrop of Nyalau Fm near Tg Similajau, showing a lowangle...
2007
The Physical and Chemical Characteristics of the Sediments of Lake Mendota, a Fresh Water Lake of Wisconsin
W. H. Twenhofel
Journal of Sedimentary Research (SEPM)
... is a lead cylinder with a hole through the middle. This lead cylinder weighs about 25 pounds and serves as a hammer to drive the tube into the mud...
1933
A Prospecting Legacy and an American Dream
Robert Steele
Utah Geological Association
... at Dome Hill, Juab County in 1987; note the sledge hammer and the flying rock-chip in the upper right-hand corner of the photograph. In the 1970...
2009
Multi-method geophysical characterization of Karst dissolution structures in an urban South Florida wellfield
Matthew J. Sirianni, Xavier Comas, William Wright, Matthew McClellan, Gregory J. Mount, Hugo Soto, Maria Macfarlane
International Meeting for Applied Geoscience and Energy (IMAGE)
... of 15 m. The SPT soil borings were advanced using a truck mounted rotary CME-55 drill rig with an automatic hammer. Soil samples were obtained...
2024
Major Structural Lineaments in the Precambrian of Central Wisconsin
Gene L. LaBerge
Utah Geological Association
... 1-631, 6 sheets. Ervin, C.P., and Hammer, S., 1974, BOUGUER ANOMALY GRAVITY MAP OF WISCONSIN: Wis. Geol. Nat. Hist. Survey, 13 p., maps. Goldich, S.S....
1974
Ujian Pantulan Tukul Schmidt Untuk Menganggar Kekuatan Batuan Dengan Contoh-Contoh Batuan Granit Di Kawasan Pulau Pinang (IN MALAY), Schmidt Hammer Rebound Test for Estimating the Strength of Granite Rocks: Example from Penang Area
Ibrahim Komoo
Geological Society of Malaysia (GSM)
...Ujian Pantulan Tukul Schmidt Untuk Menganggar Kekuatan Batuan Dengan Contoh-Contoh Batuan Granit Di Kawasan Pulau Pinang (IN MALAY), Schmidt Hammer...
1982
Salt Lake Sedimentology and Geochemistry: Introduction and Historical Perspective
Robin W. Renaut, William M. Last
Special Publications of SEPM
... approximately Williams 1986 Hammer 1986 currently changing Approximately I O O postgraduate theses on the general tOpiC geoscience have been done during...
1994
The potential of borehole seismic monitoring techniques at the field scale for leakage and well integrity assessment in CO2 injection projects
Nicolás D. Barbosa, Andrew Greenwood, Eva Caspari, Michael Jordan, Marcin Ireneusz Duda, Bastien Dupuy, Amir Ghaderi, Peder Eliasson
International Meeting for Applied Geoscience and Energy (IMAGE)
... in October 2023 before and during CO2 injection. The data were collected using a hammer source with offsets from the M3 wellhead ranging from 3 m to 80 m...
2024
Towards wave-equation ambient noise tomography of a landslide: The Harmalière case study
Giuseppe Provenzano, Grégory Biévre, Romain Brossier, Stéphane Garambois, Ludovic Métivier
International Meeting for Applied Geoscience and Energy (IMAGE)
... natural seismicity for a one-month period. This was complemented by the acquisition of an active dataset using 100 hammer-strike co-located sources...
2024
Root Cause Analysis of Centrifugal Compressor Impeller Failures
Dwi M. N. Sulistio, Fandi Purnama, Slameto Wiryolukito, Khus Chandra
Indonesian Petroleum Association
... (ring/hammer test), and model all the forces acting on the impellers, including nodal analysis, to determine the impellers’ level of stress. Extensive...
2019
The Kudat Ophiolite Complex, Northern Sabah, Malaysia Field Description and Discussion
Shariff A. K. Omang, Majeed M. Faisal, Sanudin Hj. Tahir
Geological Society of Malaysia (GSM)
... of the hammer is pointing to the north. Warla Geologi, Vol. 20, No.5, Sep-Oct 1994 341 342 SHARIFF A.K. OMANG, MAJEED M. FAlSAL AND SANUDIN HJ...
1994
Historical Natural Shoreline Determination from Soil Borings and Sediment Analysis in Biloxi, Mississippi
Stephen M. Oivanki
GCAGS Transactions
... House. Equipment used included an AMS 2.25 inch hand auger, hammer chisel, hammer-driven sample tube, and a Little Beaver hydraulic power auger. Two...
1997
Sedimentology, Geochemistry, and Mechanical Stratigraphy of an Early Kimmeridgian Carbonate Mudstone in an Arabian Intrashelf Basin
Septriandi A. Chan, John Humphrey, Baqer Albensaad, Muhammad Usman, Khalid Alramadan, Yaser Alzayer
Unconventional Resources Technology Conference (URTEC)
...), log-based methods (Young’s modulus (E*), Poisson’s ratio, and UCS), and automated scanning (impulse-hammer and ultrasonic wave velocities...
2022
"A Shift or Not a Shift?" that was the Question: Robust Qualification and Testing of Available "Unlimited" Frac Sleeve Systems Yield Varied Results
E.R. Davis, J.J. Constantine, M.L. White, M.M. Ferris, M.J. Watson, M.M. Schinnour, N.R. Zwarich, M.E. Woodard, K.N. Metzgar, M. Nozaki
Unconventional Resources Technology Conference (URTEC)
... to record additional data. This new data stream introduced the ability to analyze the water hammer, wave travel time analysis described by Nguyen et al...
2023
Cretaceous-Tertiary Boundary Microtektite-Bearing Sands and Tsunami Beds, Alabama Gulf Coastal Plain
David T. King Jr., Lucille W. Petruny
GCAGS Transactions
... weathered to reveal hummocky bedding. Close up shows one sand wave with a hammer for scale. Hachures point down the steep side of the sand wave. Figure 15...
2005
Extended Abstract: Integrated Stratigraphy of the Austin Chalk Group across the San Marcos Arch, Bexar County, Texas
John Cooper, Jeffrey Hardwick, Alexis Godet
GCAGS Transactions
... chalk-filled burrows (hammer for scale: 25 cm). Spectral gamma ray data indicate a large spike in thorium. Figure 6. (A) The bluff of upper Austin...
2016
Lithofacies of the Blakeley Formation, Kitsap County, Washington: A Submarine Fan Complex?
Hugh McLean
Journal of Sedimentary Research (SEPM)
... conglomerate overlain by reverse-graded conglomerate (under head of hammer). Tops face right. Lithofacies B, Middle Point. FIG. 9. Disorganized-bed...
1977
Wave-Dominated Shallow-Marine Sediments in the Lower Carboniferous of Morocco
John R. Graham
Journal of Sedimentary Research (SEPM)
...-laminated sandstones, Tamelelt inlier. Hammer is 0.65 m long. B) Small-scale cross-stratified sandstones, Tamelelt inlier. Tape is 50 mm across. End...
1982