Ceramic molds of “buttons” compared to gold artifacts. (a-b) mold

Download scientific diagram | Ceramic molds of “buttons” compared to gold artifacts. (a-b) mold 3/40 with three ringed circles, plan and profile views; (c) profile drawing of mold 3/40; (d) plan and profile views of conical gold button ringed with spheres from Juquila, Oaxaca, AMNH Cat. No. 30/10747 (Courtesy of the Division of Anthropology, American Museum of Natural History); (e-f) mold 8/40 with six shallow circular impressions, plan and profile views; (g) profile drawing of mold 8/40; (h) arrow points to low-domed gold button from Tomb 7 at Monte Albán on exhibit at MCO (photograph by author) from publication: Ceramic Molds for Mixtec Gold: a New Lost-Wax Casting Technique from Prehispanic Mexico | The basic principles of lost-wax casting, a metallurgical technology invented independently in the Old and New World, are relatively well understood. Yet researchers across the globe still struggle to explain technological variability in this process, which has important | Casting, Mold and Fungi | ResearchGate, the professional network for scientists.

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Ceramic molds of bells and shells compared to gold artifacts. (a-b)