Vote for your favorite mineral in #MinCup26! - Hafnon vs. Putnisite
It's a pair of tiny minerals of unusual chemistry as orange Hafnon battles with purple Putnisite.
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Meionite from
Monte Eyehorn pegmatites (Monte Ehie Horn pegmatites), Valstrona, Verbano-Cusio-Ossola Province, Piedmont, Italy


Locality type:Outcrop
Classification
Species:Meionite
Formula:Ca4Al6Si6O24CO3
Confirmation
Validity:Believed Valid
Data
Mineral Data:Click here to view Meionite data
Locality Data:Click here to view Monte Eyehorn pegmatites (Monte Ehie Horn pegmatites), Valstrona, Verbano-Cusio-Ossola Province, Piedmont, Italy
Data Identifiers
Mindat Occurrence Record ID:1460752
Long-form Identifier:1:3:1460752:7
GUID (UUID V4):0
Nearest other occurrences of Meionite
4.1km (2.6 miles) ⓘMigiandone Mine (Miggiandone), Ornavasso, Verbano-Cusio-Ossola Province, Piedmont, Italy
17.7km (11.0 miles) ⓘRio del Castello, Cedo Alp, Basso Valley, Santa Maria Maggiore, Verbano-Cusio-Ossola Province, Piedmont, Italy
23.5km (14.6 miles) ⓘCrevoladossola Quarry, Crevoladossola, Verbano-Cusio-Ossola Province, Piedmont, Italy
63.7km (39.6 miles) ⓘCampolungo, Piumogna Valley, Leventina, Ticino, Switzerland
64.1km (39.8 miles) ⓘGias del Gallo, Traversella, Metropolitan City of Turin, Piedmont, Italy
65.5km (40.7 miles) ⓘLake Tremorgio, Fiesso, Prato (Leventina), Leventina, Ticino, Switzerland
75.7km (47.0 miles) ⓘCampra, Acquacalda, Santa Maria Valley, Blenio Valley, Blenio, Ticino, Switzerland
75.8km (47.1 miles) ⓘCamperio, Santa Maria Valley, Blenio Valley, Blenio, Ticino, Switzerland
97.2km (60.4 miles) ⓘGiavera, Villa di Chiavenna, Sondrio Province, Lombardy, Italy
References
Rivalenti, G. (1968) Una pegmatite ad anfibolo del Monte Ehie Horn (Valle Strona, Novara). Schweizerische Mineralogische und Petrographische Mitteilungen, 48, 1, 57-65.
Piccoli, G.C., Maletto, G., Bosio, P., Lombardo, B. (2007) Minerali del Piemonte e della Valle d'Aosta - Associazione Amici del Museo "F. Eusebio" Alba.
 
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