Contents:

• Ciro Cucciniello, Tetra-Plot: A Microsoft Excel spreadsheet to perform tetrahedral diagrams
• Jovica Stojanovic, Ana Radosavljević-Mihajlović, Slobodan Radosavljević, Nikola Vuković, Aleksandar Pačevski, Mineralogy and genetic characteristics of the Rudnik Pb-Zn/Cu,Ag,Bi,W polymetallic deposit (Central Serbia) – New occurrence of Pb(Ag)Bi sulfosalts
• Daniel Albero Santacreu, Maria Grazia Melis, Guillem Mateu Vicens, Landscape construction in southern Sardinia in the 4th Millennium BC: an approach using clay procurement
• Giovanna Rizzo, Maria Teresa Cristi Sansone, Francesco Perri, Salvatore Laurita, Mineralogy and petrology of the metasedimentary rocks from the Frido Unit (southern Apennines, Italy)
• Alessandro Pacella and Paolo Ballirano, Chemical and structural characterization of fibrous richterite with high environmental and health relevance from Libby, Montana (USA)
• Dario Di Giuseppe, Giacomo Ferretti, Barbara Faccini, Emanuele Blasi, Nicolò Passeri, Gianluca Bianchini, Massimo Coltorti, Is it possible to cultivate corn in a sustainable way using a quarry waste?
• Alireza Shaker Ardakani, Post-collisional Plio-Pleistocene Anar-Dehaj adakitic subvolcanic domes in the central volcanic belt of Iran: geochemical characteristics and tectonic implications