Detrital Charcoal (Other Keyword)
1-25 (59 Records)
A single bulk sediment sample from along the Blacksmith Fork near Hyrum, Utah, was floated to recover organic fragments suitable for radiocarbon analysis. The sample was recovered from fluvial deposits in a soil pit on a late Holocene river terrace. Botanic components and detrital charcoal were identified, and potentially radiocarbon datable material was separated.
EXAMINATION OF BULK SEDIMENT FOR RADIOCARBON DATABLE MATERIAL FROM ALONG THE QUINALT RIVER IN THE WESTERN OLYMPIC PENINSULA, WASHINGTON (2002)
A total of 15 bulk sediment samples from the Quinault River drainage basin in the western Olympic Peninsula, Washington, were floated to recover organic fragments suitable for radiocarbon analysis. Samples were recovered from floodplain deposits on terraces inset into a glacial moraine that dams Lake Quinault, as well as from sand and silt beds within alluvial fan deposits from Finley Creek, a major tributary in this section of the Quinault River. Botanic components and detrital charcoal...
EXAMINATION OF BULK SEDIMENT SAMPLES FOR RADIOCARBON DATABLE MATERIAL FROM ALONG STEINAKER DRAW, UTAH (2004)
Seven sediment samples from exposures along Steinaker Draw in northeast Utah were floated to recover organic fragments suitable for radiocarbon analysis. Botanic components and detrital charcoal were identified, and potentially radiocarbon datable material was separated.
EXAMINATION OF BULK SEDIMENT, WOOD IDENTIFICATION, AND AMS RADIOCARBON ANALYSIS OF MATERIAL FROM ALONG THE SKOKOMISH RIVER, WASHINGTON (2006)
A total of 26 sediment samples and 2 peat samples from along the Skokomish River in western Washington were water-screened to recover organic fragments suitable for radiocarbon analysis. Botanic components and detrital charcoal were identified, and potentially radiocarbon datable material was separated. Charcoallbark fragments from eight of the samples and the two peat samples were submitted for AMS radiocarbon analysis. In addition, a wood section from a stump buried in a stream was...
EXAMINATION OF BULK SOIL AND AMS RADIOCARBON ANALYSIS OF MATERIAL FROM EAST CANYON TRENCH, UTAH (2006)
A total of eight bulk soil samples from the East Canyon Trench in Summit County, Utah, were floated to recover organic fragments suitable for radiocarbon analysis. These samples were recovered from trenches along the East Canyon fault, a northeast-trending range-front fault generally bounding the northern side of the intermontane valley between East Canyon and Croyden in the Wasatch Range (Black and Hecker 1999). Botanic components and detrital charcoal were identified, and potentially...
EXAMINATION OF BULK SOIL AND AMS RADIOCARBON ANALYSIS OF MATERIAL FROM EAST CANYON TRENCH, UTAH (2006)
A total of eight bulk soil samples from the East Canyon Trench in Summit County, Utah, were floated to recover organic fragments suitable for radiocarbon analysis. These samples were recovered from tenches along the East Canyon fault, a northeast-trending range-front fault generally bounding the northern side of the intermontane valley between East Canyon and Croyden in the Wasatch Range (Black and Hecker 1999). Botanic components and detrital charcoal were identified, and potentially...
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 RADIOCARBON DATABLE MATERIAL FROM ALONG THE LITTLE COLORADO RIVER, ARIZONA (2001)
Detrital charcoal samples from stream terrace deposits along the Little Colorado River, Arizona, were floated to recover organic fragments suitable for radiocarbon analysis. These samples were collected from natural exposures or soil pits as part of the Little Colorado River Sediment Transport Study. Botanic components and detrital charcoal were identified, and potentially datable material was separated.
EXAMINATION OF BULK SOIL AND DETRITAL CHARCOAL FOR RADIOCARBON DATABLE MATERIAL FROM THE WASATCH FAULT ZONE, LEVAN SEGMENT, NEAR SKINNER PEAKS, UTAH (2004)
A single bulk soil sample from the side of a shallow gully incised in the footwall of the Wasatch Fault, Levan segment, near Skinner Peaks, Utah, was floated to recover organic material suitable for radiocarbon analysis. Botanic components and charcoal were identified, and potentially radiocarbon datable material was separated. A single charcoal sample from this location also was submitted for identification prior to radiocarbon analysis.
EXAMINATION OF BULK SOIL AND DETRITAL CHARCOAL FROM ALONG THE SPRAGUE RIVER AND MILLER CREEK IN SOUTHERN OREGON (2001)
Five detrital charcoal samples from along the Sprague River in southern Oregon were identified prior to radiocarbon analysis. A single bulk soil sample from along Miller Creek was floated to recover organic fragments suitable for radiocarbon analysis. Botanic components and detrital charcoal were identified, and potentially radiocarbon datable material was separated.
EXAMINATION OF BULK SOIL FOR ORGANIC MATERIAL FROM THE JOHN DAY RIVER, OREGON (2002)
A single bulk soil sample from a flood deposit on the John Day River near Twickenham, north-central Oregon, was floated to recover organic fragments suitable for radiocarbon analysis. Botanic components and detrital charcoal were identified, and potentially radiocarbon datable material was separated.
EXAMINATION OF BULK SOIL FOR RADIOCARBON DATABLE MATERIAL FROM A MATRIX SUPPORTED DEBRIS FLOW NEAR LUNING, NEVADA (2003)
A single bulk soil sample from a massive matrix supported debris flow unit on which the current/modern soil is developing was floated to recover organic fragments suitable for radiocarbon analysis. This sample was recovered from the mouth of a canyon near Luning, Nevada. Botanic components and detrital charcoal were identified, and potentially radiocarbon datable material was separated.
EXAMINATION OF BULK SOIL FOR RADIOCARBON DATABLE MATERIAL FROM ALONG LITTLE PANOCHE CREEK, CALIFORNIA (2005)
A total of eight samples from along Little Panoche Creek were floated to recover organic fragments suitable for radiocarbon analysis. These samples were collected from a late Holocene terrace adjacent to Little Panoche Creek immediately upstream of Little Panoche Detention Dam, south of Los Banos, California. Botanic components and detrital charcoal were identified, and potentially radiocarbon datable material was separated.
EXAMINATION OF BULK SOIL FOR RADIOCARBON DATABLE MATERIAL FROM ALONG THE BIG LOST RIVER ON THE IDAHO ENGINEERING AND ENVIRONMENTAL LABORATORY (INEEL) SITE, SOUTHERN IDAHO (2002)
Bulk soil samples from paleoflood study sites on the southwest portion of the Idaho National Engineering and Environmental Laboratory (INEEL) site on the Snake River Plain in southern Idaho were floated to recover organic fragments suitable for radiocarbon analysis. Samples were collected from trench wall exposures in eolian and alluvial deposits flanking the Big Lost River. Botanic components and detrital charcoal were identified in each of the samples, and potentially radiocarbon datable...
EXAMINATION OF BULK SOIL FOR RADIOCARBON DATABLE MATERIAL FROM ALONG THE LOWER PECOS RIVER, NEW MEXICO (2004)
A total of five bulk soil samples from along the Lower Pecos River near Carlsbad, New Mexico, were floated to recover organic fragments suitable for radiocarbon analysis. These samples were collected as part of the paleoflood frequency analyses for Brantley and Avalon Dams. Botanic components and detrital charcoal were identified, and potentially radiocarbon datable material was separated.
EXAMINATION OF BULK SOIL FOR RADIOCARBON DATABLE MATERIAL FROM ALONG THE PROVO RIVER, UTAH (2003)
A single bulk soil sample from along the Provo River in Utah was floated to recover organic fragments suitable for radiocarbon analysis. Botanic components and detrital charcoal were identified, and potentially radiocarbon datable material was separated.
EXAMINATION OF BULK SOIL FOR RADIOCARBON DATABLE MATERIAL FROM ALONG THE SNAKE RIVER, IDAHO (2004)
Two bulk soil samples from an older Holocene river terrace along the Snake River in Idaho were floated to recover organic fragments suitable for radiocarbon analysis. Botanic components and detrital charcoal were identified, and potentially radiocarbon datable material was separated.
EXAMINATION OF BULK SOIL FOR RADIOCARBON DATABLE MATERIAL FROM ALONG THE SWEETWATER RIVER, WYOMING (2004)
A total of four bulk soil samples from a late Holocene river terrace along the Sweetwater River, upstream of Pathfinder Dam in central Wyoming, were floated to recover organic fragments suitable for radiocarbon analysis. Botanic components and detrital charcoal were identified, and potentially radiocarbon datable material was separated.
EXAMINATION OF BULK SOIL FOR RADIOCARBON DATABLE MATERIAL FROM ALONG WILLOW CREEK, IDAHO (2004)
A single bulk soil sample from along Willow Creek near Idaho Falls, Idaho, was floated to recover organic fragments suitable for radiocarbon analysis. This sample was recovered from a buried A horizon in soil pit on an early Holocene/late Pleistocene river terrace. Botanic components and detrital charcoal were identified, and potentially radiocarbon datable material was separated.
EXAMINATION OF BULK SOIL FOR RADIOCARBON DATABLE MATERIAL FROM HEBGEN LAKE, MONTANA (2002)
Three bulk soil samples from the north side of Hebgen Lake in western Montana were floated to recover organic fragments suitable for radiocarbon analysis. These samples were collected from a paleoseismic trench across the Hebgen fault. Botanic components and detrital charcoal were identified, and potentially radiocarbon datable material was separated.
EXAMINATION OF BULK SOIL FOR RADIOCARBON DATABLE MATERIAL FROM THE ANTON SCARP AND CHEYENNE PLAINS PIPELINE TRENCHES, COLORADO (2005)
Five bulk soil samples from the Anton Scarp and Cheyenne Plains Pipeline Trenches in eastern Colorado were submitted for particle size determination and were floated to recover organic fragments suitable for radiocarbon analysis. These samples were recovered from organic-rich silt representing modem or buried A soil horizons. Because these samples did not contain sufficient charred organic material for radiocarbon dating, dates were obtained on humates extracted from the soil.
EXAMINATION OF BULK SOIL FOR RADIOCARBON DATABLE MATERIAL FROM THE BACA LANE PIT, SITE BA-MM04-25, SOUTHERN COLORADO (2005)
Four bulk soil samples from the Baca Lane Pit site (BA-MM04-25) in Alamosa County, Colorado, were floated to recover organic fragments suitable for radiocarbon analysis. These samples were recovered from multiple buried A soil horizons within an eolian sand dune complex. Cultural (Holocene) artifacts are associated with several of the A horizons, and a small hearth with burned bird bones was noted. Botanic components and detrital charcoal were identified, and potentially radiocarbon datable...
EXAMINATION OF BULK SOIL FOR RADIOCARBON DATABLE MATERIAL FROM THE DRY HILLS, NEVADA, NEAR BEOWAWE (2002)
Two bulk soil samples from a horizon in the Dry Hills of Nevada, near Beowawe, were floated to recover organic fragments suitable for radiocarbon analysis. Botanic components and detrital charcoal were identified, and potentially radiocarbon datable material was separated.
EXAMINATION OF BULK SOIL FOR RADIOCARBON DATABLE MATERIAL FROM THE FRENCHMAN MOUNTAIN FAULT, NEVADA (2006)
Two soil samples initially were floated to recover organic fragments suitable for radiocarbon analysis. These samples were recovered from the Frenchman Mountain fault on the east side of Las Vegas, Nevada. Botanic components and detrital charcoal were identified, and potentially radiocarbon datable material was separated. Charcoal from sample WMRFMF-04 was submitted to Beta Analytic, Inc., for the AMS radiocarbon analysis using the "MicroSample AMS Counting Service" now available; however,...
EXAMINATION OF BULK SOIL FOR RADIOCARBON DATABLE MATERIAL FROM THE GIBSON DAM SITE ON THE SUN RIVER, MONTANA (2005)
A single bulk soil sample from along the Sun River near Gibson Dam in central Montana was floated to recover organic fragments suitable for radiocarbon analysis. This sample was recovered from the Ab horizon at a depth of 15-20 cm. Botanic components and detrital charcoal were identified, and potentially radiocarbon datable material was separated.