This paper presents an overview of the work conducted by our research group in the
Mediterranean area. Initiated in the 1990s by the late Gérard Poupeau, our research relies …

Diachronic analysis of obsidian artifacts collected from Ceibal, Guatemala, can illuminate
long-term patterns and changes in the Preclassic and Classic Maya interregional and long …

The process of dating ancient obsidian artifacts converts the quantity of surface diffused
molecular water to a calendar age using an experimentally derived diffusion coefficient …

Abstract The Casas Grandes area in Chihuahua, Mexico and the site of Paquimé was the
center of one the largest regional systems in the US Southwest and Mexican Northwest …

Various studies in the past have utilized a costly signaling model to understand the
importance of foreign goods. With few exceptions, stone tools have been ignored in the …

This study aims to explore the potential of µ-Raman and µ-XRF spectroscopy for
discriminating between various obsidian sources found in northwest Iran and to trace the …

Abstract During the Early/Middle Postclassic (AD 900-1350), the Aztatlan Tradition spread
throughout Western Mexico and grew to be one of the most influential groups in the region …

The connection between people in the prehispanic US Southwest/Northwest Mexico
(SW/NW) and Mesoamerica is one of the most debated research topics in American …

In this report, I have detailed the chemistry and usage of the Volcán las Navajas source in
Western Mexico. This source, located 18 km from the capital city of Tepic, Nayarit, was only …

Of the many items that were traded throughout the Postclassic (AD 850/900–1350) Aztatlan
network, obsidian was perhaps the most prevalent. In this study, large assemblages of …