XRF Analysis (Other Keyword)
1-25 (31 Records)
The Puebla-Tlaxcala region witnessed several shifts in political and economic power during the Classic to Postclassic transition. This area played a pivotal role in the development of cultural complexity following the demographic rearrangements that followed the fall of Teotihuacan as a pan-regional state power. However, little research has been carried on understanding shifts in exchange networks, especially on the trade of obsidian materials. Using XRF-p analysis, this paper seeks to provide...
Comparative Analysis And Chemical Characterization Of Iron And Steel Blades And Tools From Trents Cave and Enslaved Laborer Contexts At Trents Plantation, Barbados (2020)
This is a paper/report submission presented at the 2020 annual meeting of the Society for Historical Archaeology. Trents Cave, Barbados is a site hidden between the previous enslaved laborer settlement (1650-1838) and the planter’s compound (1627-present) at Trents Plantation. Containing caches of various metal artifacts, Trents Cave is believed to be a site of special purpose, where selection and use of ferrous materials was conducted by people of African descent as a form of ritual and...
The Dinosaur: Archaeological Investigations Within the Gila River Valley for the Salt River Project's Pinal Central to Dinosaur 500 kV Transmission Line, Pinal County, Arizona (2010)
Salt River Project Agricultural Improvement and Power District (SRP) plans to construct an 88-mile-long 500-kV extra-high voltage transmission line linking the Pinal West, Santa Rosa, Pinal Central, Abel, and Dinosaur substations (ACC CEC Case No. 126). This report presents the results of Phase I data recovery (extent testing) and Phase II data recovery within a 40-m- (130-ft-) wide corridor at seven sites located on State Trust Land administered by the Arizona State Land Department (ASLD) (ASLD...
ELEMENTAL COMPOSITION (XRF) ANALYSIS AND AMS RADIOCARBON AGE DETERMINATION OF A PAINTING (2019)
Mr. Warren Crump provided PaleoResearch Institute access to a painting supposedly depicting Pope Julius II (AD 1443–1513) to determine when the artwork was produced. In addition, PaleoResearch performed an XRF scan of the artwork to identify elements of the pigments used in painting. During the course of radiocarbon age determination, PaleoResearch removed paint and other chemicals present on the linen prior to dating.
Elemental Composition Analysis (pXRF) of Ceramic Sherds from Siskiyou County, California (2015)
Results of elemental analysis of the exterior and interior surfaces of two ceramics submitted for analysis using XRF is presented in an Excel file.
ITRAX XRF analysis of shell midden sediments from sites on the central coast of British Columbia (2017)
We present the results of using an ITRAX XRF core scanner on fine-fraction shell midden sediments. High-resolution multi-element analyses of central coast sites confirm patterned intra- and inter-site variability in the relative abundance of phosphorus and calcium determined on the basis of earlier low-resolution studies. Analysis of Namu site deposits dating from 11,000-2000 cal BP show the relative absence of residual calcium in early shell-free deposits (ca. 11,000-7000 cal BP) but overall...
MACROFLORAL, PROTEIN RESIDUE (CIEP), AND ELEMENTAL COMPOSITION (XRF) ANALYSIS AND AMS RADIOCARBON AGE DETERMINATION OF SAMPLES FROM SITE 5LA12616 (OWENS CACHE), LAS ANIMAS COUNTY, COLORADO (2018)
Site 5LA12616 (Owens Cache) is located within the Pinyon Canyon Maneuver Site in southeastern Colorado. The cache encountered under the bedrock niche consisted of three chipped stone tools and sparse micro-debitage. Stone tools were submitted for protein analysis (CIEP). Macrofloral and radiocarbon analysis were requested for two sediment samples collected in the vicinity of intact artifacts to recover and identify charred remains, including charcoal, that would be suitable for radiocarbon...
NAVAJO TEXTILE (2019)
XRF data for a Navajo Textile
ORGANIC RESIDUE (FTIR) AND ELEMENTAL COMPOSITION (pXRF) ANALYSIS OF ROCK ART PIGMENT FROM SENTINEL BLUFF ROCKSHELTER, TEHAMA COUNTY, CALIFORNIA (2014)
Sentinel Bluff Rockshelter is situated along the western edge of Turtle Creek in Tehama County, California. On an interior wall of the rockshelter are two negative hand pictographs created with a maroon-colored pigment that appears to have been “sprayed” around the hands. A small sample of the pigment was collected for elemental composition (pXRF) and organic residue (FTIR) analysis to determine whether the paint was made using organic compounds, mineral compounds, or a combination of the two....
ORGANIC RESIDUE (FTIR) AND ELEMENTAL COMPOSITION ANALYSIS (pXRF) OF CERAMICS FROM THE FERGUSON SITE (3HE63), HEMPSTEAD COUNTY, ARKANSAS (2013)
The Ferguson site (3HE63) is a two acre multi-component Caddo mound site in Hempstead County, southwestern Arkansas. It is adjacent to Caruse Creek within the Little Missouri River drainage. The Ferguson site was first recorded by the Arkansas Archaeological Survey in 1971 and was excavated between 1972 and 1974. These excavations revealed two Caddo mounds, a Fourche Maline midden, a small Caddo and Fourche Maline cemetery area, and an underlying Dalton and early Archaic component (Chowdhury...
Over the mountains and through the desert: obsidian use, procurement, and transportation in Northwest Colorado (2017)
Obsidian is a rare raw material in northwest Colorado. As no naturally occurring sources have been identified in the region, obsidian artifacts recovered at archaeological sites were likely brought in through exchange or direct procurement during seasonal foraging routes. Using X-ray fluorescence (XRF) analysis to identify obsidian sources, this poster addresses three questions related to obsidian artifacts found in the Colorado Bureau of Land Management, White River Field Office (WRFO): what...
PHYTOLITH, ORGANIC RESIDUE (FTIR), AND ELEMENTAL COMPOSITION (XRF) ANALYSIS ON CERAMIC SAMPLES FROM SITE XALTOCAN OP Z3, NEXTALPAN, MEXICO (2018)
Xaltocan OP Z3, situated on a gentle slope in the former Xaltocan-Zumpanog lake bed, is located in the Nextalpan Municipality, Mexico. The artificially constructed island that comprises this site lies in the middle of Lake Xaltocan and dates to the tenth century AD (Kristin De Lucia, personal communication August 8, 2018). Phytolith, organic residue (FTIR), and elemental composition (XRF) analysis were conducted on twelve ceramics representing bowls, a basin, several comals, and numerous...
POLLEN AND PHYTOLITH ANALYSIS, X-RAY FLUORESCENCE ELEMENTAL COMPOSITION ASSESSMENT, AND SOIL RESISTIVITY OF CORE SAMPLES FROM FORD DRY LAKE, SOUTHERN CALIFORNIA (2013)
Two cores were collected from two locations at the Ford Dry Lake Playa in eastern Riverside County’s Chuckwalla Valley, California. Remote assessment of the dry lake was made using Google Earth. Coring was conducted under the guidance of the Genesis Solar Energy Project Geoarchaeologist near two of the locations suggested by PaleoResearch Institute staff. Two cores measuring 25 feet each and consisting of drive intervals of 5 feet were submitted for analysis to provide a description of...
POLLEN, ORGANIC RESIDUE (FTIR), ELEMENTAL COMPOSITION (Pxrf), AND MACROFLORAL ANALYSIS OF FEATURE FILL SAMPLES FROM SITES STM-034, STM-036, STM-040, STM-045, STM-049 AND STM-060, SAN BERNARDINO COUNTY, CALIFORNIA (2015)
The Stateline Solar Farm (SSF) Project Area, located in the Mojave’s Desert’s Ivanpah Valley, San Bernardino County, California, occupies a predominately flat area between several mountain ranges. Lakebed and alluvial fans dating through the Pleistocene as well as a Precambrian outcrop comprise the 6,487 acres encompassed by the project area (Hannah Hicok, personal communication May 6, 2015). During construction monitoring archaeologists located four possible hearths (STM-034, STM-036, STM-040,...
POLLEN, PARASITE, PHYTOLITH, AND ELEMENTAL COMPOSITION (XRF) ANALYSIS OF SAMPLES FROM LA ALBERCA ROCKSHELTER, MEXICO (2018)
La Alberca Rockshelter is a highland cliff painting site located in the Tancítaro volcanic range foothills, Michoacan, Mexico. The site exhibits Mesoamerican motifs on the primary rock panel, while Archaic motifs are distributed throughout the cliff walls. Excavations at the rockshelter recovered obsidian flakes, an obsidian arrowhead, a smoothing or polishing rock, faunal remains, and a human skeleton. The burial included grave goods, and upon further excavation, it appears to have been...
POLLEN, PHYTOLITH, STARCH, AND PROTEIN ANALYSIS, CHARCOAL IDENTIFICATION AND AMS RADIOCARBON AGE DETERMINATION, FOURIER TRANSFORM INFRARED SPECTROSCOPY (FTIR), AND XRF ELEMENTAL ANALYSIS OF SAMPLES FROM SITES IN PLATTE COUNTY, WYOMING (2017)
Multiple archaeological sites located within the boundaries of the Camp Guernsey Installation provided ceramics, lithics, and sediment sample for pollen, phytolith, starch, protein, and/or macrofloral analysis, and/or for infrared analysis of organic chemicals and/or XRF analysis of elements (Table 1). Obsidian flakes submitted from three sites were sourced using XRF elemental analysis. Charcoal identified from three locations was AMS radiocarbon dated.
POLLEN, PHYTOLITH, STARCH, MACROFLORAL, ELEMENTAL COMPOSITION (XRF), AND ORGANIC RESIDUE (FTIR) ANALYSIS OF A STONE PIPE FROM THE JUNCTION SITE, DkPi-2, ALBERTA (2018)
A stone pipe fragment was recovered by Lifeways of Canada from the Junction Site (Site DkPi-2), near the junction of Hwy 2 and Crowsnest Highway, 3 km west of Fort MacLeod in southern Alberta, Canada. Given its association with other cultural materials, Lifeways of Canada suggest affiliation with the Old Women’s Phase. Lifeways of Canada submitted the stone pipe fragment to PaleoResearch for pollen, phytolith, starch, macrofloral, Fouriertransform infrared spectroscopy (FTIR), and X-ray...
POLLEN, PHYTOLITH, STARCH, MACROFLORAL, ORGANIC RESIDUE (FTIR), AND ELEMENTAL COMPOSITION (XRF) ANALYSIS OF SAMPLES FROM SITE JR4269A, JAMESTOWN, JAMES CITY COUNTY, VIRGINIA (2018)
The Memorial Church Site is located in Jamestown, James City County, Virginia. During excavation of the 1906–07 Memorial Church in July 2018, Jamestown Rediscovery uncovered eastern and western foundations for the original 1617 church. Within the chancel of the 1617 church, a single graveshaft (JR4269) was recorded. Subsequently, Jamestown Rediscovery submitted two sediment samples (JR4269A.20 and JR4269A.22) to PaleoResearch Institute for pollen, phytolith, starch, macrofloral, organic residue...
POLLEN, PHYTOLlTH, MACROFLORAL, PROTEIN RESIDUE, AND X-RAY DIFFRACTION ANALYSIS OF SAMPLES FROM SEVERAL SITES ALONG THE KERN RIVER GAS PIPELINE, CALIFORNIA, WITH SUPPORTING ARCHAEOCLIMATIC MODELING FOR THE AREA (2003)
Pollen, phytolith, macrofloral, protein residue, and/or X-ray diffraction samples were recovered from seven sites along the Kern River Gas Transmission Pipeline through southern California where it crosses the eastern and central sections of the Mojave Desert. Pollen/phytolith columns were examined at sites CA-SBR-140, and CA-SBR-264 to provide paleoenvironmental information. Pollen and macrofloral analysis of feature and unit fill at sites CA-SBR-6470 and CA-SBR-6605 will be used to provide...
POLLEN, STARCH, AND ELEMENTAL (XRF) ANALYSIS FOR SAMPLES FROM SITE CSH 2, WAIKĪKĪ, O’AHU, HAWAI’I (2017)
Three samples were collected from site CSH 2, a “pre-Contact to early 20th century wetland agricultural complex located within the ‘Ewa parcels of the Kuhio Collection at Waikīkī project area” (Raff-Tierney, personal communication, December 4, 2017). Samples were collected from three strata in Trench 7 near Walina St. The subsurface agricultural deposit comprises buried and abandoned lo’i deposits and basalt and coral cobble features. Natural vegetation is assumed to have been typical of coastal...
POLLEN, STARCH, AND XRF ANALYSIS FROM SITE 5LA9555, LAS ANIMAS COUNTY, COLORADO (2018)
A sandstone mano, recovered from Shelter C in the Trinchera Cave Archaeological District, was submitted for pollen and starch analysis to determine its use. A small concentration of blue pigment observed on the mano surface was the subject of X-ray Fluorescence (XRF) analysis.
Post Wash pXRF Data for: ELEMENTAL COMPOSITION ANALYSIS (pXRF) OF CERAMIC SHERDS FROM SISKIYOU COUNTY, CALIFORNIA (2015)
Results of ELEMENTAL COMPOSITION ANALYSIS (pXRF) OF CERAMIC SHERDS FROM SISKIYOU COUNTY, CALIFORNIA
PROTEIN AND ELEMENTAL COMPOSITION (pXRF) ANALYSIS OF ARTIFACTS FROM THE SCAZIGHINI/FAWN LAKE RANCH AND CIERVO DRY LAKE #1 SITES, CALIFORNIA (2013)
Lithics from the Scazighini/Fawn Lake Ranch site and groundstone from the Ciervo Dry Lake #1 site were submitted for protein residue and energy dispersive x-ray fluorescence spectroscopy (ED-XRF) analyses, respectively.
PROTEIN RESIDUE (CIEP), ORGANIC RESIDUE (FTIR), ELEMENTAL COMPOSITION (XRF) ANALYSIS, AND AMS RADIOCARBON AGE DETERMINATION OF LITHIC SAMPLES FROM THE ANZICK SITE, 24PA506, PARK COUNTY, MONTANA (2018)
The Anzick Site (24PA506) is located in the intermontane Shields River Valley in Park County, Montana. This collapsed rockshelter contains burial features and an artifact assemblage. It was discovered by construction workers in 1968 (Stockton White, personal communication, October 17, 2018). The context of the site and burial and the original provenience of the artifacts are not known. Six lithics from the artifact assemblage were submitted for protein residue, and elemental composition (X-ray...
The Role of Bronze Age People in the Post-Bronze Age Landscape: An Integrated Geoarchaeological Approach to Site Formation at Mycenae, Greece (2016)
While human-landscape interaction has been a key question in the archaeology of early complex societies, little research has focused on the effect of occupation on the landscape post-abandonment. At Mycenae, a Late Bronze Age citadel in southern Greece, two distinct deposits, one anthropogenic and one natural, were identified as covering archaeological remains dating to the 12th century, B.C. Here, we present an integrated method combining micromorphology, Fourier Transform Infrared (FTIR), and...