University of Cagliari
Franco Frau
Proceedings of the 3rd IAGC International Conference: Water-Rock Interaction - 18 & Applied Isotope Geochemistry - 15. Cagliari, Italy, 16-21 June 2025
2025-01-01 Frau, Franco; Wanty, Richard B.; Dore, Elisabetta; Fancello, Dario
Unravelling the luminescence spectrum of garnet grossular var. tsavorite: The role of chromium (III), manganese (II) and misattribution of vanadium (II)
2025-01-01 Idini, A.; Argazzi, R.; Frau, F.; Fantauzzi, M.; Angeli, C.
The precursor of apatite: Octacalcium phosphate (OCP) in the earth and environmental sciences - A review
2025-01-01 Idini, Alfredo; Frau, Franco
From bioleaching to biomining: learning from geomicrobial processes in mining areas
2024-01-01 Onnis, P.; Calandrelli, T.; Alisi, C.; Dore, E.; Fancello, D.; Frau, F.; Marras, P. A.; Medas, D.; Musu, E.; Pisano, B.; Podda, F.; De Giudici, G.
Investigations on simultaneous Sb and As removal from mining drainages by Layered Double Hydroxides (LDHs)
2024-01-01 Dore, E.; Biddau, R.; Fancello, D.; Frau, F.; Medas, D.; Musu, E.; Podda, F.
Ore variability in five-element (Ni-Co-As-Ag-Bi) vein systems: insights from the As/S vs. S binary plot
2024-01-01 Scano, I.; Moroni, M.; Frau, F.; Naitza, S.
Fear appeals, individuals' cognitive-behavioral responses, and willingness to pay for safe water in fluoride-contaminated regions
2024-01-01 Gutierrez, Luciano; Sanna, Carlo; Sabbagh, Maria; Nocella, Giuseppe; Idini, Alfredo; Carletti, Alberto; Frau, Franco
Sb-bearing and Sb-free Ni-Co arsenide assemblages from the Southern Arburèse hydrothermal district (SW Sardinia, Italy)
2023-01-01 Scano, I.; Staude, S.; Markl, G.; Frau, F.; Naitza, S.
Mineralogical characterization of fluorescent grossular garnet var. tsavorite from Merelani Hills, Tanzania
2023-01-01 Idini, A.; Angeli, C.; Frau, F.; Ennas, G.; Naitza, S.; De Giudici, G. B.; Argazzi, R.
Spatial and compositional effects of intersection zones in the five-element (Ni-Co-As-Bi-Ag) vein system of the Southern Arburèse district (SW Sardinia)
2022-01-01 Scano, I.; Deidda, M. L.; Fancello, D.; Frau, F.; Moroni, M.; Naitza, S.
Inducing pH-controlled formation of LDH for removal of divalent metals from circum-neutral drainage from mining wastes
2022-01-01 Frau, F.; Idini, A.; Atzori, R.; Medas, D.; Podda, F.; Dore, E.; Tempesta, G.; Agrosì, G.
Water Defluoridation Methods Applied in Rural Areas over the World
2022-01-01 Wamalwa Wambu, Enos; Frau, Franco; Machunda, Revocatus; Pasape, Lilliane; S. Barasa, Stephen; Ghiglieri, Giorgio
Combining hydrogeochemistry, statistics and explorative mapping to estimate regional threshold values of trace elements in groundwater (Sardinia, Italy)
2022-01-01 Dore, Elisabetta; Biddau, Riccardo; Lorrai, Mario; Botti, Paolo; Buccianti, Antonella; Frau, Franco; Cidu, Rosa
Regional occurrence of aqueous tungsten and relations with antimony, arsenic and molybdenum concentrations (Sardinia, Italy)
2021-01-01 Cidu, Rosa; Biddau, Riccardo; Frau, Franco; Wanty, Richard B.; Naitza, Stefano
Mineralogical-geochemical study of the anionic competition effect on the octacalcium phosphate reaction into fluorapatite
2021-01-01 Idini, A.; Frau, F.
A two-step pH control method to remove divalent metals from near-neutral mining and metallurgical waste drainages by inducing the formation of layered double hydroxide
2020-01-01 Frau, F.; Atzori, R.; Ardau, C.; Medas, D.; Podda, F.; Dore, E.; Idini, A.; Tempesta, G.; Agrosi, G.
Impact of biogeochemical barriers on the fate of zinc (Zn) in the metal-polluted Iglesiente and Arburese mine districts (SW-Sardinia, Italy)
2020-01-01 Dore, Elisabetta; Fancello, Dario; Rigonat, Nicola; Medas, Daniela; Cidu, Rosa; Da Pelo, Stefania; Frau, Franco; Lattanzi, Pierfranco; Marras, Pier Andrea; Meneghini, Carlo; Podda, Francesca; De Giudici, Giovanni
Natural attenuation can lead to environmental resilience in mine environment
2020-01-01 Dore, Elisabetta; Fancello, Dario; Rigonat, Nicola; Medas, Daniela; Cidu, Rosa; Da Pelo, Stefania; Frau, Franco; Lattanzi, Pierfranco; Marras, Pier Andrea; Meneghini, Carlo; Podda, Francesca; Rimondi, Valentina; Runkel, Robert L.; Kimball, Briant; Wanty, Richard B.; De Giudici, Giovanni
Application of Octacalcium Phosphate with an Innovative Household-scale Defluoridator Prototype and Behavioral Determinants of its Adoption in Rural Communities of the East African Rift Valley
2020-01-01 Idini, A.; Frau, F.; Gutierrez, L.; Dore, E.; Nocella, G.; Ghiglieri, G.
Characterization of low-enthalpy geothermal resources and evaluation of potential contaminants
2020-01-01 Frau, Franco; Cidu, Rosa; Ghiglieri, Giorgio; Angelo Caddeo, Guglielmo
Assessment of environmental impact of mine drainage on the Rio Montevecchio watershed (SW-Sardinia) through hydrologic-tracer techniques and environmental mineralogy
2019-01-01 Rigonat, N.; De Giudici, G.; Medas, D.; Cidu, R.; Lattanzi, P.; Podda, F.; Dore, E.; Frau, F.; Marras, P. A.; Frau, I.
Calcined and uncalcined carbonate layered double hydroxides for possible water defluoridation in rural communities of the East African Rift Valley
2019-01-01 Dore, E.; Frau, F.
Antimonate Removal from Polluted Mining Water by Calcined Layered Double Hydroxides
2019-01-01 Dore, Elisabetta; Frau, Franco; Cidu, Rosa
Defluoridation of water through the transformation of octacalcium phosphate into fluorapatite
2019-01-01 Idini, A.; Dore, E.; Fancello, D.; Frau, F.
A methodological approach for the identification of sulphate sources in the Portoscuso area (south-western Sardinia)
2019-01-01 DA PELO, Stefania; Porru, MARIA CHIARA; Biddau, Riccardo; Cidu, Rosa; Ardau, Carla; Buttau, Cristina; Frau, Franco; Maria, Filippini; Gianfranco, Mulas
Assessing arsenic sources in landfill areas: a case study in Sardinia
2019-01-01 Frau, Franco; Cidu, Rosa; Casu, Michela; Soriga, Andrea
Assessment of origin and fate of contaminants along mining-affected Rio Montevecchio (SW Sardinia, Italy): a hydrologic-tracer and environmental mineralogy study
2019-01-01 De Giudici, G.; Medas, D.; Cidu, R.; Lattanzi, P.; Rigonat, N.; Frau, I.; Podda, F.; Marras, P. A.; Dore, E.; Frau, F.; Rimondi, V.; Runkel, R. L.; Wanty, R. B.; Kimball, B.
Dissolved fluoride removal by OCP, a precursor of apatite
2019-01-01 Idini, A.; Dore, E.; Fancello, D.; Ghiglieri, G.; Frau, F.
Water defluoridation by carbonate calcined and uncalcined Layered Double Hydroxides (LDHs)
2019-01-01 Dore, E.; Frau, F.
Anomalous birefringence in garnets from SW Sardinia
2018-01-01 Idini, A.; Fancello, D.; Angeli, C.; Frau, F
An X-Rays tomographer (Tomox) for in situ planetary exploration
2018-01-01 Marinangeli, L.; Pompilio, L.; Baliva, A.; Alvaro, M.; Bonanno, G.; Domeneghetti, M. C.; Frau, F.; La Salvia, V.; Melis, M. T.; Menozzi, O.; Tangari, A. C.; Rapisarda, M.; Petrinca, P.; Pirrotta, S.
The role of natural biogeochemical barriers in limiting metal loading to a stream affected by mine drainage
2018-01-01 De Giudici, G.; Medas, D.; Podda, F.; Rigonat, Nicola; Onnis, P.; Frau, F.; Marras, P. A.; Cidu, R.; Kimball, B.
From octacalcium phosphate (OCP) to fluorapatite, a new method for defluoridation of drinking water
2018-01-01 Idini, Alfredo; Dore, E.; Fancello, D.; Ghiglieri, G.; Frau, F.
Fluoride removal from water by Layered Double Hydroxides (LDHs)
2018-01-01 Dore, E.; Frau, F.
Uptake of fluoride from water by Layered Double Hydroxides (LDHs)
2018-01-01 Dore, E.; Frau, F.
Application of hydrologic-tracer techniques to the Casargiu adit and Rio Irvi (SW-Sardinia, Italy): Using enhanced natural attenuation to reduce extreme metal loads
2018-01-01 DE GIUDICI, GIOVANNI BATTISTA; Medas, Daniela; Cidu, Rosa; Lattanzi, Pierfranco; Podda, Francesca; Frau, Franco; Rigonat, Nicola; Pusceddu, Claudia; DA PELO, Stefania; Onnis, Patrizia; Marras, PIER ANDREA; Wanty, Richard B.; Briant, Kimballe
Antimonate uptake by calcined and uncalcined layered double hydroxides: effect of cationic composition and M2+/M3+molar ratio
2018-01-01 Dore, Elisabetta; Frau, Franco
Contamination trend at flooded mines: 20 y time-series at Casargiu, Sardinia
2017-01-01 Cidu, Rosa; Frau, Franco; Petrini, Riccardo
TOMOX: An X-rays tomographer for planetary exploration
2017-01-01 Marinangeli, L.; Pompilio, L.; Tangari, A. C.; Baliva, A.; Alvaro, M.; Domeneghetti, M. C.; Frau, Franco; Melis, MARIA TERESA; Bonanno, G.; Rapisarda, M.; Petrinca, P.; Menozzi, O.; La Salvia, V.; Pirrotta, S.
3D hydrogeological modelling supporting studies on the sources of manganese, sulphate and trichloromethane in groundwater at Portoscuso (Sardinia, Italy)
2017-01-01 Buttau, Cristina; Mulas, Gianfranco; Ghiglieri, Giorgio; Ardau, Carla; Cidu, Rosa; Frau, Franco; Porcheddu, Andrea; Vacca, Salvatore; DA PELO, Stefania
TOMOX: an X-ray tomographer for lunar and planetary exploration
2017-01-01 Marinangeli, L.; Pompilio, L.; Baliva, A.; Alvaro, M.; Bonanno, G.; Domeneghetti, M. C.; Frau, F.; La Salvia, V.; Melis, M. T.; Menozzi, O.; Tangari, A. C.; Rapisarda, M. C.; Petrinca, P.; Pirrotta, S.; Volpe, A.
Impact on streams and sea water of a near-neutral drainage from a flooded mine in Sardinia, Italy
2017-01-01 Frau, Franco; DA PELO, Stefania; Atzori, R.; Cidu, Rosa
The TOMOX instrument: an X-rays tomographer to map the sample composition and age
2016-01-01 Marinangeli, L.; Pompilio, L.; Baliva, A.; Alvaro, M.; Bonanno, G.; Domeneghetti, M. C.; Frau, Franco; La Salvia, V.; Melis, MARIA TERESA; Menozzi, O.; Tangari, A. C.
Antimony Removal from Aqueous Solutions by the Use of Zn-Al Sulphate Layered Double Hydroxide
2016-01-01 Ardau, Carla; Frau, Franco; Lattanzi, Pierfranco
Inducing the precipitation of layered double hydroxides to remove divalent metals from mine-waste drainages (Iglesias, Italy)
2016-01-01 Atzori, Roberta; Ardau, Carla; Podda, Francesca; Agrosì, G.; Frau, Franco
New geothermal investigations in the Medio Campidano Valley (Sardinia, Italy): geological and geochemical evidences
2016-01-01 Magi, F; Capecchiacci, F; Giusti, R; Caddeo, Guglielmo; Cidu, Rosa; Frau, Franco; Ronconi, A; Tassi, F; Vaselli, O; Pandeli, E; Gabbani, G.
Removal of divalent metals by inducing precipitation of Layered Double Hydroxides from mine-waste drainages (Iglesias, Italy)
2015-01-01 Atzori, Roberta; Ardau, Carla; Podda, Francesca; Agrosì, G; Frau, Franco
Antimonate sorption by Zn-Al sulphate layered double hydroxide
2015-01-01 Ardau, Carla; Atzori, Roberta; Frau, Franco
Origin of manganese, sulphates and trichloromethane in groundwater at Portoscuso (Sardinia-Italy)
2015-01-01 DA PELO, Stefania; Mulas, G; Ghiglieri, Giorgio; Ardau, Carla; Cidu, Rosa; Frau, Franco; Porcheddu, Andrea
Environmental impact of a near-neutral mine drainage on surface waters and dissolved metal load to the Mediterranean Sea
2015-01-01 Frau, Franco; DA PELO, Stefania; Atzori, Roberta; Cidu, Rosa
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