Finero Ultramafic Complex (incl. Rio Creves), Different Municipalities, Verbano-Cusio-Ossola Province, Piedmont, Italy

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Complesso Ultramafico di Finero (incl. Rio Creves), Diversi Comuni, Verbano-Cusio-Ossola, Piemonte, Italia

Chromitite pods in a phlogopitic peridotite metasomatized by carbonatitic mantle plume fluids.

Many localizations (11 km) are known for the pods:
- Alpe Polunia, municipality of Cursolo Orasso
- Rio Creves, municipality of Malesco
- Provola Creek, municipality of Malesco
- Rio del Ferro, municipality of Re

References

Roggiani, A.G. (1938): Il Regno minerale nell'Ossola - note mineralogico-minerarie - la magnetite e la cromite del Gridone; ossidi di ferro e la pirite. "Il Popolo dell'Ossola", 28, 5-19 agosto 1938.

Preite, D. (1985): La pagina dei Micromounts – Rio Creves (NO) Itinerario e notizie. Rivista Mineralogica Italiana, 9(3), 128.

Garuti, G., Gazzotti, M., and Torres-Ruiz, J. (1995) Iridium, rhodium, and platinum sulfides in chromitites from the ultramafic massifs of Finero, Italy, and Ojen, Spain. Canadian Mineralogist, 33, 509-520.

Zaccarini, F., Stumpfl, E.F., and Garuti, G. (2004) Zirconolite and Zr-Th-U minerals in chromitites of the Finero complex, Western Alps, Italy: evidence for carbonatite-type metasomatism in a subcontinental mantle plume. Canadian Mineralogist, 42, 1825-1845.

Stähle, V., Frenzel, G., Kober, B., Michard, A., Puchelt, H., and Schneider, W. (1990) Zircon syenite pegmatites in the Finero peridotite (Ivrea zone): evidence for a syenite from a mantle source. Earth Planet. Sci. Lett., 101, 196-205.

Mineral List

'Apatite' Baddeleyite Bornite Chalcopyrite 'Chlorite Group' Chromite 'Chromite-Magnesiochromite Series' 'Clinopyroxene Subgroup' Copper Corundum

Cuproiridsite Cuprorhodsite Diopside var: Chromian Diopside Dolomite Enstatite Forsterite Geikielite Graphite Hercynite 'Hornblende'

Huttonite Ilmenite Laurite Merenskyite Millerite Molybdenite 'Olivine var: Peridot' 'Orthopyroxene Subgroup' Pargasite Phlogopite var: Barium-Phlogopite

Platinum Potassicrichterite Rutile Spinel var: Chromspinel Thorianite Thorite Uraninite Zircon Zirconolite

39 entries listed. 28 valid minerals.