AMS Radiocarbon Dating (Other Keyword)
151-175 (313 Records)
Initial excavations at the Genevieve Lykes Duncan Site (41BS2615) on the 02 Ranch, approximately 25 miles south of Alpine in Brewster County, Texas, identified it as a buried, open campsite with three locales. Two charcoal samples, collected between and around the rocks of a buried hearth (Feature 18) and a buried thermal feature (2) at the Broadway Locale were submitted for identification. In addition, charcoal from Feature 18 was selected for AMS radiocarbon age determination. Although this...
IDENTIFICATION AND AMS RADIOCARBON DATING OF CHARCOAL FROM THE JUNCTURE SITE (02-390), TEXAS (2012)
A single charcoal sample from the Juncture Site, 02-390, was submitted for identification and AMS radiocarbon dating. The site is located in Brewster County, Texas. This general area experienced multiple occupations including Paleoindian, Early Archaic, and Middle Archaic. Charcoal was recovered from a buried rock-lined hearth. Identification of charcoal provides information concerning types of wood burned as fuel by the site occupants, while an AMS radiocarbon date provides temporal...
IDENTIFICATION AND AMS RADIOCARBON DATING OF CHARCOAL FROM THE MASK SITE, 02-231, TEXAS (2009)
Charcoal from a hearth exposed in an arroyo wall at the Mask site, 02-231, was submitted for identification and AMS radiocarbon dating. This site is located in Brewster County, Texas. The charcoal was recovered from below and immediately around the hearthstones.
IDENTIFICATION AND AMS RADIOCARBON DATING OF CHARCOAL FROM THE PINTO CANYON RANCH SITE, PCR-69, WEST TEXAS (2011)
Charcoal from two hearth features at the Pinto Canyon Ranch site, PCR-69, in west Texas were submitted for identification and AMS radiocarbon dating. This site consists of an open camp and contains fire-cracked rock middens, hearths, and surficial charcoal stains. Charcoal identification will identify wood burned as fuel at this site, while AMS radiocarbon dates will provide temporal information.
IDENTIFICATION AND AMS RADIOCARBON DATING OF CHARCOAL FROM THE RED GULCH SHELTER (48BH4058) AND THE SOUTH OWL CREEK SHELTER (48HO327), WYOMING (2009)
Charcoal samples from the Red Gulch Shelter (48BH4058) and the South Owl Creek Shelter (48HO327) in the Bighorn Basin of north-central Wyoming were submitted for identification and AMS radiocarbon dating. Archaeological investigation of the rockshelters revealed historic and possible Archaic occupations. Identification of the charcoal contributes information regarding wood burned as fuel in the rockshelters and assists in selecting the most relevant charcoal to date.
IDENTIFICATION AND AMS RADIOCARBON DATING OF CHARCOAL FROM THE SUGAR LAKE SITE AND SITE 21-CW-247, AND AMS RADIOCARBON DATING OF BURNED RESIDUE FROM CERAMIC SHERDS AT SITES 21-CW-99 AND 21-CW-247, MINNESOTA (2011)
Three charcoal samples were submitted for identification and AMS radiocarbon dating. Two of the charcoal samples were taken from a post mold at the Sugar Lake site in central Minnesota. These charcoal samples were expected to date around 1500 BP. The thirdbcharcoal sample was recovered from a pit feature at site 21-CW-247 and was believed tobrepresent an Archaic occupation around 7000 BP. Additionally, two samples of burned food residue were submitted for AMS radiocarbon dating. The burned food...
IDENTIFICATION AND AMS RADIOCARBON DATING OF CHARCOAL FROM THE SUNDOG SITE, 02-274, TEXAS (2010)
A single charcoal sample was recovered from the center of a ring style hearth in a burned rock midden at the Sundog Site, 02-231. This site is located in Brewster County, Texas, and is believed to represent a Late Prehistoric (Perdiz) occupation of the area around AD 1200-1700. The charcoal was submitted for identification and AMS radiocarbon dating.
IDENTIFICATION AND AMS RADIOCARBON DATING OF CHARCOAL FROM THE TRAVELER SITE (02-389), TEXAS (2012)
A charcoal sample from the Traveler Site, 02-389, was submitted for identification and AMS radiocarbon dating. The site is located in Brewster County, Texas. This general area experienced multiple occupations including Paleoindian, Early Archaic, and Middle Archaic. Charcoal was recovered from a buried cultural lens. Identification of charcoal provides information concerning types of wood burned as fuel by the site occupants, while an AMS radiocarbon date provides temporal information.
IDENTIFICATION AND AMS RADIOCARBON DATING OF CHARCOAL FROM THE YAMASHITE-2 SITE, 26CK6445, NEVADA (2010)
Charcoal from a burned stick in a layer of adobe rubble overlying the floor of a habitation room at the Yamashita-2 site, 26CK6445, was submitted for identification and AMS radiocarbon dating. The Yamashita Sites are situated in the lower Moapa Valley of Clark County, Nevada, and consist of masonry structures. Previous radiocarbon analysis of charcoal from a burned post base at nearby site 26CK6444 and identified as Populus (cottonwood) yielded a radiocarbon age of A.D. 125-338.
IDENTIFICATION AND AMS RADIOCARBON DATING OF CHARCOAL SAMPLES FROM SOIL PITS ALONG MANN CREEK, WESTERN IDAHO (2009)
A total of 18 charcoal samples from soil pits were examined for the presence of charcoal or other organic fragments suitable for radiocarbon analysis. These samples were collected as part of a paleoflood study of Mann Creek in western Idaho. Botanic components and detrital charcoal fragments were identified, and potentially radiocarbon datable material was separated. A total of seven AMS radiocarbon dates were obtained.
IDENTIFICATION AND AMS RADIOCARBON DATING OF CHARCOAL; PROTEIN RESIDUE ANALYSIS OF A DRILL/PROJECTILE POINT; AND POLLEN, PHYTOLITH, AND ORGANIC RESIDUE (FTIR) ANALYSIS OF CERAMIC SHERDS FROM PHASE III EXCAVATIONS AT SITE 11PK1599, ILLINOIS (2009)
Samples were submitted from three cultural features excavated during Phase III data recovery at site 11Pk1599 in western Illinois. Charcoal samples from all three features were submitted for identification and AMS radiocarbon dating in order to identify woods burned as fuel and to obtain temporal information concerning site occupation. A projectile point/drill from a pit with cultural material was analyzed for possible protein residues to identify animals that might have been processed/hunted...
IDENTIFICATION AND AMS RADIOCARBON DATING OF DETRITAL CHARCOAL FROM AN UNNAMED ARROYO UPSTREAM OF THE TOHAJIILEE DAM ON THE CANONCITO NAVAJO RESERVATION, NEW MEXICO (2010)
Three detrital charcoal samples were examined for the presence of organic material suitable for radiocarbon analysis. A single snail shell sample also was submitted. These samples were collected from an unnamed arroyo upstream of the Tohajiilee Dam on the Canoncito Navajo Reservation in central New Mexico. Detrital charcoal fragments were separated and identified, and potentially radiocarbon datable material was separated. A single sample yielded sufficient material for AMS radiocarbon dating.
IDENTIFICATION AND AMS RADIOCARBON DATING OF SAMPLES FROM SITE 36BR295 FOR THE MARC I RIVER CROSSING PROJECT, PENNSYLVANIA (2011)
Five charcoal samples from three units at site 36Br259 were submitted for identification and AMS radiocarbon dating. This buried site is located on the north side of the Susquehanna River floodplain in northeast Pennsylvania and was excavated as part of the MARC I River Crossing Project and is believed to date from the Middle to Late Woodland period. A burn feature (Feature 10B) was noted at this site, although a cultural status for the feature has not yet been determined. No other cultural...
IDENTIFICATION AND AMS RADIOCARBON DATING OF SAMPLES FROM SITES BIBE 1859, BIBE 1910, AND BIBE 1942 IN BIG BEND NATIONAL PARK, TEXAS (2010)
Charcoal and charred corn cobs from sites BIBE 1859, BIBE 1910, and BIBE 1942 in Big Bend National Park, Texas, were submitted for identification and AMS radiocarbon dating. Site BIBE 1859 is a prehistoric open campsite, while sites BIBE1910 and BIBE 1942 are prehistoric sites with historic components. AMS radiocarbon dates were obtained on four charcoal samples and two charred corn cobs.
IDENTIFICATION AND AMS RADIOCARBON DATING OF SAMPLES FROM THE ALBERT BELL SITE (14SD305) AND THE WOLLENBERG SITE (14WH319), KANSAS (2011)
Charred botanic material and charcoal from the Albert Bell site, 14SD305, and the Wollenberg Site, 14WH319, were submitted for identification and AMS radiocarbon dating. The Albert Bell site is a small Upper Republican farmstead in the valley of Museum Creek, northwest Kansas. Because the charred remains in the initial three samples submitted were not of sufficient weights for radiocarbon dating, the floated light fractions from which the botanic material was picked and several other floated...
IDENTIFICATION AND AMS RADIOCARBON DATING OF SAMPLES FROM THE SAN PEDRO DAM SITE, VALDIVIA, CHILE (2011)
A total of eleven samples from geologic trenches at the San Pedro Dam Site in Valdivia, Chile, were floated to recover organic fragments suitable for radiocarbon analysis. Botanic components and detrital charcoal were identified, and potentially radiocarbon datable material was separated. A total of seven radiocarbon dates were obtained on charcoal from these samples.
IDENTIFICATION AND AMS RADIOCARBON DATING OF WOOD AND CHARCOAL FROM LOGAN BOG, WASHINGTON (2010)
Three wood/charcoal samples from Logan Bog, Washington, were submitted for identification and AMS radiocarbon dating.
IDENTIFICATION AND AMS RADIOCARBON DATING OF WOOD FROM THE DEL VALLE LANDSLIDE, LIVERMORE, CALIFORNIA (2010)
A sample of wood from the Del Valle landslide in Livermore, California, was submitted for identification and AMS radiocarbon dating. This wood was found in rock material older than 65,000 years.
IDENTIFICATION AND AMS RADIOCARBON DATING OF WOOD, ZEA MAYS COB, AND BONE FROM THE STAR CEILING CAVE SITE NEAR CUBA, NEW MEXICO AND ZEA MAYS COB MORPHOMETRICS (2011)
Woody twigs, Zea mays cob, and bone samples from the Star Ceiling Cave site near the town of Cuba, New Mexico, were submitted for identification and AMS radiocarbon dating. This site consists of a cave with a spring and numerous pictographs and mud-ball offerings. Pictographs in the cave are noted to represent Ancestral Puebloan/Puebloan culture as well as Navajo ceremonialism. Twigs were present in a mud-ball adhering to the top of the cave. Radiocarbon dating of the twigs provides information...
IDENTIFICATION OF CHARCOAL AND AMS RADIOCARBON DATING OF CHARCOAL AND MICROCHARCOAL SAMPLES FROM SITE BRU FOR THE KERN CANYON FAULT STUDY, CALIFORNIA (2009)
Samples from colluvium at site BRU for the Kern Canyon Fault Study in Kern County, California, were examined to recover charred material suitable for AMS radiocarbon dating. Charcoal fragments in 14 samples from BRU were identified, and combined with microcharcoal for AMS radiocarbon dating. A total of 11 AMS radiocarbon dates were obtained.
IDENTIFICATION OF CHARCOAL AND AMS RADIOCARBON DATING OF SAMPLES FROM THE FISH WEIR SITE (49-GUL-380) AND THE LITTLE SWEDE LITHIC SCATTER (SITE 49-XMH-1005), ALASKA (2010)
One partially charred wood sample from the Fish Weir site, 49-GUL-380, and two charcoal samples from the Little Swede Lithic Scatter, site 49-XMH-1005, were submitted for identification and AMS radiocarbon dating. Site 49-GUL-380 is situated near the Gulkana River in south central Alaska and is known ethnographically as the location of the northernmost fishing weir of the Gulkana-Gakona band of the Ahtna (John Jangala, personal communication, September 21, 2010). The sample was recovered from a...
IDENTIFICATION OF CHARCOAL AND AMS RADIOCARBON DATING OF SAMPLES FROM THE FISH WEIR SITE, 49-GUL-380 (2010)
Three charcoal samples from the Fish Weir site, 49-GUL-380, were submitted for identification. This site is situated near the Gulkana River in southcentral Alaska and is known ethnographically as the location of the northernmost fishing wier of the Gulkana-Gakona band of the Ahtna (John Jangala, personal communication, September 21, 2010). Samples were recovered from a shallow depression believed to be the floor of a summer dwelling and from levels in Unit 1, including a fire-cracked rock (FCR)...
IDENTIFICATION OF CHARCOAL SAMPLES FOR POTENTIAL RADIOCARBON DATABLE MATERIAL AND PHYTOLITH ANALYSIS OF GROUNDSTONE WASH SAMPLES FROM SITES 35LK444/445/4350, 35LK449, 35LK453, AND 35LK463/464/4409 IN LAKE COUNTY, OREGON (2014)
Four sites in Lake County, Oregon yielded charcoal for AMS radiocarbon dating. Ten samples were submitted for analysis to identify the most appropriate material for AMS radiocarbon dating. In addition, four groundstone wash samples, submitted from two of the four sites, were analyzed for phytolith evidence of food processing. All four sites are associated with prehistoric occupations; however, historic artifacts recovered at two of these sites indicate an early 20th Century component.
IDENTIFICATION OF DETRITAL CHARCOAL AND CHARRED BOTANIC REMAINS, AND AMS RADIOCARBON AGE DETERMINATION OF MATERIAL COLLECTED ALONG LITTLE BEAR RIVER AND THE EAST FORK OF LITTLE BEAR RIVER, UTAH (2011)
Twenty-six detrital charcoal samples and one botanic sample were examined to recover organic fragments suitable for radiocarbon age determination. These samples were collected from Holocene terraces along Little Bear River and the East Fork of Little Bear River, a tributary to the Little Bear River, near the towns of Hyrum and Paradise in northeastern Utah. Botanic components and detrital charcoal were identified, and potentially radiocarbon datable material was separated. A total of eight...
IDENTIFICATION OF HAFTING MATERIAL AND RADIOCARBON DATING FOR TWO AVONLEA PROJECTILE POINTS, WORTHAM SHELTER, WYOMING (2011)
Two Avonlea projectile points from Wortham Shelter that still had existing hafting material were submitted for protein residue analysis and AMS radiocarbon dating. Both of these projectile points and their hafting had been coated with shellac or a similar substance, which necessitated cleaning the artifacts prior to analysis. Protein residue analysis was undertaken to identify the proteins in the hafting material, and, thus, the animal that the sinew was taken from.