Results 31 to 40 of about 6,065,993 (240)

Chert procurement in Corsica during the Neolithic: Inferring social territories in the Tyrrhenian islands

open access: yesJournal of Lithic Studies, 2020
From the Neolithic, foreign siliceous materials were imported into Corsica as the island lacks local chert and obsidian. Such a context constitutes a real opportunity to investigate the relationship of the island with surrounding areas, in perspective ...
Céline Leandri, Paul Fernandes
doaj   +1 more source

Obsidian Studies in the Prehistoric Central Mediterranean: After 50 Years, What Have We Learned and What Still Needs to Be Done?

open access: yesOpen Archaeology, 2017
Obsidian sourcing studies have been conducted in the central Mediterranean for more than 50 years. Detailed studies have been done on the geological sources on four Italian islands, and many analytical methods have been used to successfully distinguish ...
Tykot Robert H.
doaj   +1 more source

The Challenge of Characterising Large Assemblages of Exotic Materials: a case study of the obsidian from Domuztepe, SE Turkey

open access: yesInternet Archaeology, 2009
Obsidian artefacts from Domuztepe (a large late Neolithic site in the Kahramanmaraş plain in south-east Turkey belonging to the Halaf culture and dated to c. 6000-5500 cal.
Elizabeth Healey , Stuart Campbell
doaj   +1 more source

COMPOSITION VARIATIONS IN OBSIDIAN SOURCES AND THE ARCHAEOLOGICAL IMPLICATIONS* [PDF]

open access: yesArchaeometry, 1973
ABSTRACTSAn obsidian source can exhibit considerable variations in chemical composition. One such flow at Borax Lake in Lake County, California has been carefully investigated by neutron activation analysis of specimens from a number of different loci.
Frank Asaro   +2 more
openaire   +2 more sources

Metal-Age maritime culture at Jareng Bori rockshelter, Pantar Island, eastern Indonesia. In Papers in Honour of Ken Aplin, ed. Julien Louys, Sue O’Connor, and Kristofer M. Helgen

open access: yesRecords of the Australian Museum, 2020
The archaeological record of Wallacea remains exceptionally fragmentary. This is especially the case for late Holocene human occupation of the region when lifestyle and culture in marginal island environments is relatively unknown.
Stuart Hawkins   +15 more
doaj   +1 more source

Obsidian sourcing by combining SEM images and machine learning

open access: yes, 2022
Presentation at the 7th Symposium "Archaeological Research & New Technologies (ARCH_RNT)", Kalamata, Greece, 6-8 October 2022.
Coïsson, Marco   +4 more
openaire   +2 more sources

Obsidian Sourcing at Uliland Bundok Site and its Implications for Mobility, Exchange, and Social Contexts in the Philippine Metal Age [PDF]

open access: yes, 2014
This article discusses the results of chemical analysis to trace the source of the obsidian artifacts from the site of Ulilang Bundok in Batangas, Philippines. The obsidian artifacts used in this study were excavated from the site of Ulilang Bundok while
Chia, Stephen   +2 more
core  

Energy Landscapes in Chemical Reactions and Transport

open access: yesChemPhysChem, Volume 26, Issue 6, March 15, 2025.
Kinetics/dynamics of chemical reactivity and transport of chemical species in a solid are both determined by the energy landscape in which they take place. Discussing common grounds but also distinct differences may help in advancing the understanding in both fields.
Karl‐Michael Weitzel
wiley   +1 more source

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