There are no ages for Diopside at Monte Cervandone Diopside Deposit, Mt. Cervandone Area (Scherbadung; Cherbadung; Incl. Conca Del Cervandone; Ghiacciaio Della Rossa), Devero Alp, Baceno, Devero Valley, Antigorio Valley, Ossola Valley, Verbano-Cusio-Ossola Province, Piedmont, Italy