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Silica gemstones formation in Yamadag volcanites (Arguvan-Malatya) mineralogical, geochemical, gemological properties and economic importance
Akbudak, Ilkay Kaydu; Basibuyuk, Zeynel; Gurbuz, Meltem; Onal, Ayten Oztufekci; Isler, Fikret (GAZI UNIV, FAC ENGINEERING ARCHITECTURE, 2018)Yamadag Volcanics which is one of the examples of the Late Miocene volcanism in Eastern Anatolia covers large areas within the boundaries of Arguvan county of Malatya. The gemstones, subject of this research range from a ...