Charcoal Identification (Other Keyword)
51-75 (235 Records)
A total of 12 samples from sites 48BH3457 (Alm Shelter), 48BH719, 48WA1938 (Solstice Shelter), 48WA1939 (6 Amigos Shelter), and the Fertig Shelter were submitted for identification and AMS radiocarbon dating. A total of 11 dates were obtained from charcoal. A date also was obtained from uncharred grass matting, originally submitted as a bark sample.
EXAMINATION OF BULK SEDIMENT AND MICROCHARCOAL EXTRACTION FOR SAMPLES FROM THE BAILEYS LAKE TRENCH SITE, SALT LAKE CITY, UTAH (2010)
Six bulk soil samples from two paleoseismic trenches were floated to recover organic fragments suitable for radiocarbon analysis. These samples were collected from the Baileys Lake trench site on the Granger fault in Salt Lake City, Utah, as part of the Utah Geological Survey’s efforts to develop detailed information on the timing and recurrence of paleoearthquakes in the West Valley fault zone. Botanic components and detrital charcoal were identified, and potentially radiocarbon datable...
EXAMINATION OF BULK SOIL AND AMS RADIOCARBON AGE DETERMINATION OF MATERIAL FROM A PALEOSEISMIC TRENCH AT THE FILOLI SITE, SAN MATEO COUNTY, CALIFORNIA (2014)
Eleven bulk soil samples from a paleoseismic trench across the San Andreas Fault at the Filoli site in San Mateo County, California, were floated to recover organic fragments suitable for radiocarbon age determination. These samples were collected from the south and north walls of the trench and range in depth between 0.2–2.5 m below ground surface. Botanic components were identified and potentially radiocarbon datable material was separated. Ten AMS radiocarbon dates were obtained on charcoal...
EXAMINATION OF BULK SOIL AND AMS RADIOCARBON AGE DETERMINATION OF MATERIAL FROM PALEOSEISMIC TRENCHES 2 AND 3 AT THE FILOLI SITE, WOODSIDE, SAN MATEO COUNTY, CALIFORNIA (2015)
The Filoli paleoseismic site is located on the San Andreas Fault in Woodside, San Mateo County, California. Bulk soil samples collected from the north wall of Trench 2 and from the south and north walls of Trench 3 were submitted for macrofloral analysis to recover charred remains suitable for AMS radiocarbon age determination. One to four different charred remains from every sample were selected, yielding a total of 30 AMS radiocarbon dates.
EXAMINATION OF BULK SOIL AND CHARCOAL, AND AMS RADIOCARBON AGE DETERMINATION OF MATERIAL FROM THE ROVNER SIMI PROJECT, SIMI VALLEY, CALIFORNIA (2014)
A selection of bulk soil samples collected from trenches and augers excavated as part of the Rovner Simi Project, Simi Valley, southern California, were floated to recover organic fragments suitable for radiocarbon age determination. In addition, two charcoal samples also were submitted for identification and microscopic charcoal was extracted from five sediment samples. Botanic components and charcoal fragments were identified, and optimal radiocarbon datable material, including microcharcoal,...
EXAMINATION OF BULK SOIL AND DETRITAL CHARCOAL AND AMS RADIOCARBON AGE DETERMINATION OF MATERIAL FROM ALONG THE LOWER KERN RIVER NEAR LAKE ISABELLA AND UPPER KERN RIVER NEAR CAMP NELSON, CALIFORNIA (2012)
A total of 29 samples from six sites along the lower Kern River near Lake Isabella, California, and six samples from two sites along the upper Kern River near Camp Nelson, California, were examined to recover organic fragments suitable for radiocarbon age determination. These samples were recovered from either fine-grained, sandy flood deposits or from weathering profiles developed in granitic grus on strath terraces cut into the bedrock in seven soil pits and a natural exposure. Botanic...
EXAMINATION OF BULK SOIL AND DETRITAL CHARCOAL FOR DATABLE MATERIAL FROM THE DUNGENESS RIVER GEOMORPHIC STUDY, WASHINGTON (2000)
Bulk soil and detrital charcoal samples were recovered from natural exposures or soil pits on stream terraces adjacent to the Dungeness River in the northeastern portion of the Olympic Peninsula, Washington. These samples are from terraces incised into the alluvial plain between the eastern Olympic Mountains and the Strait of Juan de Fuca at Dungeness Bay. Botanic components and detrital charcoal were identified in each of the samples, and potentially radiocarbon datable material was separated.
EXAMINATION OF BULK SOIL AND DETRITAL CHARCOAL FOR RADIOCARBON DATABLE MATERIAL AND EXTRACTION OF MICROCHARCOAL FROM THE PENROSE DRIVE TRENCH SITE, EAST BENCH FAULT, SALT LAKE CITY, UTAH (2010)
A total of eleven bulk soil samples, three charcoal samples, and two shell samples were examined for the presence of organic material suitable for radiocarbon analysis. These samples were recovered from two trenches at the Penrose Drive site in Salt Lake City, Utah. Botanic components and detrital charcoal were identified, and potentially radiocarbon datable material was separated. Dating of material from the trenches will be used to help develop detailed information on the timing and recurrence...
EXAMINATION OF BULK SOIL AND DETRITAL CHARCOAL, AND AMS RADIOCARBON AGE DETERMINATION OF MATERIALS FROM THE MINTO, DENALI, AND CASTLE MOUNTAIN FAULTS AND THE NORTHERN FOOTHILLS THRUST, ALASKA (2015)
Six bulk soil samples from paleoseismic trenches across the Minto Fault, Denali Fault, and Castle Mountain Fault in Alaska were floated to recover and identify organic fragments suitable for radiocarbon age determination. In addition one macrofloral sample and eight detrital charcoal samples from a trench across the Northern Foothills Thrust (Alaska) also were submitted for identification. Botanic components and charcoal fragments were identified and potentially radiocarbon datable material was...
EXAMINATION OF BULK SOIL AND DETRITAL CHARCOAL/WOOD FROM FLOOD DEPOSITS ALONG THE BILL WILLIAMS RIVER OF WESTERN ARIZONA (1999)
Detrital charcoal/wood and bulk soil samples from flood deposits along the Bill Williams River of western Arizona were floated to recover organic fragments suitable for radiocarbon dating. The sampling location is immediately downstream from Alamo Dam. Botanic components and detrital charcoal were identified, and potentially radiocarbon datable material was separated.
EXAMINATION OF BULK SOIL FOR RADIOCARBON DATABLE MATERIAL FROM FAULT TRENCH MF1, PUERTO RICO (2012)
A total of five bulk soil samples from a paleoseismic fault trench were floated to recover organic fragments suitable for radiocarbon age determination. These samples were recovered from a mango/avocado farm on the southeast coastal plain of Puerto Rico. Botanic components and detrital charcoal were identified, and potentially radiocarbon datable material was separated.
EXAMINATION OF BULK SOIL FROM ALONG THE WEST WALKER RIVER, CALIFORNIA (1999)
Three bulk soil samples from potential buried surfaces associated with flood deposits in an inset terrace along the West Walker River, California, were floated to recover organic fragments suitable for radiocarbon dating. Botanic components and detrital charcoal were identified, and potentially radiocarbon datable material was separated.
EXAMINATION OF BULK SOIL SAMPLES FROM ICY POINT, GLACIER BAY NATIONAL PARK, ALASKA FOR RADIOCARBON DATABLE MATERIAL (2018)
Marine terraces T6 and T8, located at Icy Point in Glacier National Park, Alaska, are associated with sea level changes and tectonic activity along the Fairweather fault. Bulk soil, collected from each site was submitted for macrofloral analysis to recover and identify organic materials suitable for radiocarbon age determination.
EXAMINATION OF BULK SOIL, IDENTIFICATION OF DETRITAL CHARCOAL, AND AMS RADIOCARBON AGE DETERMINATION OF MATERIAL COLLECTED ALONG GRIZZLY CREEK, OREGON (2011)
One bulk soil sample and twelve detrital charcoal samples were examined for the presence of organic material suitable for radiocarbon age determination. These samples were recovered from Holocene alluvium along Grizzly Creek downstream of Howard Prairie Dam, near Klamath Falls in the south-central Oregon. Botanic components and detrital charcoal were identified, and potentially radiocarbon datable material was separated. A total of five radiocarbon dates were obtained from charcoal fragments.
EXAMINATION OF BULK SOIL, IDENTIFICATION OF DETRITAL CHARCOAL, AND AMS RADIOCARBON AGE DETERMINATION OF MATERIAL COLLECTED ALONG THE MIDDLE FORK FEATHER RIVER, CALIFORNIA (2011)
One bulk soil sample and two detrital charcoal samples were examined to recover organic fragments suitable for radiocarbon age determination. These samples were recovered from fluvial terraces along the Middle Fork Feather River and from glacial till exposed above Jamison Creek in the Mohawk Valley, northeastern California. The botanic components and detrital charcoal were identified, and the potentially radiocarbon-datable material was separated. A total of four radiocarbon dates were obtained...
EXAMINATION OF BULK SOIL, IDENTIFICATION OF DETRITAL CHARCOAL, AND AMS RADIOCARBON AGE DETERMINATION OF MATERIAL COLLECTED ALONG WEBER RIVER AND CHALK CREEK, UTAH (2011)
Two bulk soil samples and thirty-six detrital charcoal samples were examined to recover organic fragments suitable for radiocarbon age determination. These samples were recovered from stream deposits along the Weber River and Chalk Creek in the Weber River Basin, near Echo Dam and Reservoir and upstream of Wanship Dam and Rockport Lake, northern Utah. The botanic components and detrital charcoal were identified, and potentially radiocarbon datable material was separated. A total of twelve...
EXAMINATION OF BULK SOIL, IDENTIFICATION OF DETRITAL CHARCOAL, AND AMS RADIOCARBON AGE DETERMINATION OF SAMPLES FROM NORTH FORK RED RIVER, OKLAHOMA (2011)
A total of nine bulk soil samples and twenty detrital charcoal samples collected along the North Fork Red River in the Red River Basin near Altus Dam and Reservoir, Oklahoma, were examined to recover organic fragments suitable for radiocarbon age determination. These samples were recovered from stream deposits along the North Fork Red River. The botanic components and detrital charcoal were identified, and the material that was potentially radiocarbon-datable was separated. A total of eleven...
EXAMINATION OF BULK SOIL, PEAT, AND DETRITAL CHARCOAL FROM THE PILGRIM CREEK AREA OF GRAND TETON NATIONAL PARK, WYOMING (1997)
Bulk soil, peat, and detrital charcoal were recovered from natural exposures and soil pits on stream terraces adjacent to Pilgrim Creek in the same general site in Grand Teton National Park, Wyoming. Botanic components and detrital charcoal will be identified, and potentially radiocarbon datable material will be separated.
EXAMINATION OF BULK SOIL/DETRITAL CHARCOAL AND AMS RADIOCARBON AGE DETERMINATION OF MATERIAL FROM HOLOCENE TERRACES NEAR ISLAND PARK, IDAHO, AND WEST YELLOWSTONE, MONTANA (2012)
Two bulk soil samples and twenty-seven detrital charcoal samples collected along the Henrys Fork River in northeast Idaho and southwest Montana were examined to recover organic fragments suitable for radiocarbon age determination. These samples were recovered from soil pits on Holocene terraces. Botanic components and detrital charcoal were identified, and potentially radiocarbon datable material was separated. A total of eight samples were processed for radiocarbon age determination.
EXAMINATION OF BULK SOIL/DETRITAL CHARCOAL AND AMS RADIOCARBON AGE DETERMINATION OF MATERIAL FROM SITES ALONG THE WHITE RIVER ON THE WHITE MOUNTAIN APACHE RESERVATION, EAST-CENTRAL ARIZONA (2012)
One bulk soil sample and thirty-seven detrital charcoal samples were examined for the presence of organic material suitable for radiocarbon age determination. These samples were recovered from several Holocene terraces along the White River on the White River Apache Reservation, near the town of Pinetop in east-central Arizona. Botanic components and detrital charcoal were identified, and potentially radiocarbon datable material was separated. A total of nine radiocarbon dates were obtained from...
EXAMINATION OF BULK SOIL/DETRITAL CHARCOAL AND AMS RADIOCARBON ANALYSIS OF MATERIAL FROM ALONG THE BLUE RIVER FOR THE GREEN MOUNTAIN DAM PALEOFLOOD STUDY, COLORADO (2010)
Two bulk soil samples and 61 detrital charcoal samples were examined to recover organic fragments suitable for radiocarbon analysis. These samples were collected from stream deposits along the Blue River in the Lower Blue River Basin near Green Mountain Dam and Reservoir in western Colorado. Botanic components and detrital charcoal were identified, and potentially radiocarbon datable material was separated. Six radiocarbon dates were obtained.
EXAMINATION OF BULK SOIL/DETRITAL CHARCOAL AND AMS RADIOCARBON ANALYSIS OF MATERIAL FROM ALONG THE HOKO RIVER, WASHINGTON (2010)
A single bulk soil sample and 21 detrital charcoal samples were examined to recover organic fragments suitable for radiocarbon analysis. These samples were collected from stream deposits along the Hoko River on the northern Olympic Peninsula, Washington. Botanic components and detrital charcoal were identified, and potentially radiocarbon datable material was separated. A total of three radiocarbon dates were obtained.
EXAMINATION OF BULK SOIL/DETRITAL CHARCOAL AND AMS RADIOCARBON ANALYSIS OF MATERIAL FROM SITES IN THE STRAWBERRY RIVER BASIN, UTAH (2005)
A total of 43 samples from sites in the Strawberry River Basin of eastern Utah were examined to recover organic fragments suitable for radiocarbon analysis. These samples were collected as part of the Regional Paleoflood Approach (REGPA) during the summer of 2005. Botanic components and detrital charcoal were identified, and potentially radiocarbon datable material was separated. A total of seven samples were AMS radiocarbon dated.
EXAMINATION OF BULK SOIL/DETRITAL CHARCOAL FROM LAHONTAN DAM, NEVADA (2015)
Six bulk soil samples and nine detrital charcoal samples from site locations CR4, CR5, CR6, and CR7 along the Carson River, in the lower Carson River Basin, Nevada were analyzed to recover organic fragments suitable for radiocarbon age determination. These samples were recovered from stream deposits near the Lahontan Dam and Reservoir (Jeanne Godaire, personal communication September 1, 2015). Botanic components and detrital charcoal were identified, and potentially radiocarbon datable material...
EXAMINATION OF CHARCOAL/WOOD FROM ALONG THE POWDER RIVER, NORTHEASTERN OREGON (2003)
Five charcoal samples from a floodplain along the Powder River in northeast Oregon were identified prior to radiocarbon analysis.