Identification of pyroxene minerals used as black pigments in painted human bones excavated in Northern Patagonia by Raman spectroscopy and XRD by Tomasini, Eugenia Paula, Favier Dubois, Cristian Mario, Little, Nicole C., Centeno, Silvia A., Maier, Marta Silvia

“…Raman microspectroscopy combined with micro-X-ray diffraction analysis showed that the red pigment contains hematite and that the black pigment is composed of members of the pyroxene mineral group, ferrosilite (FeSiO3) and enstatite (MgSiO3) along with kanoite (MnMgSi2O6). …”
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Technology, subsistence, and mobility of Middle to Late Holocene hunter-gatherers in the southern Pampas: new archaeological data from Las Toscas shallow lake (Argentina) by Massigoge, Agustina, Rafuse, Daniel Joseph, Rodriguez, Juan Manuel, Torino, Rocio Florencia, Favier Dubois, Cristian Mario

“…Archaeological evidence indicates that procurement, domestic, and ritual activities were conducted around the shallow lake during the Middle and Late Holocene, including hunting of terrestrial game; tool manufacture and repair; storing and use of mineral pigments; and likely human burial practices. Evidence also suggests that the use of this locality was not continuous but redundant and that this shallow lake was a persistent place for hunter-gatherers. …”
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Investigaciones arqueológicas en el sitio Las Brusquillas 3 (Holoceno tardío, región Pampeana, Argentina) by Massigoge, Agustina, Rodriguez, María Natalia, Rafuse, Daniel Joseph, Torino, Rocio Florencia, Favier Dubois, Cristian Mario, Steffan, Pamela Guillermina

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