Old lignite quarries within pliocenic sediments. Simonellite was found here by G. Boeris in 1918 (his work was published in 1919) and its name is dedicated to geologist V. Simonelli.
References:
- Boeris G. (1918): Sopra un idrocarburo della lignite di Fognano (simonellite). Nota preliminare. Rend. Accad. Sci. Ist. Bologna, 25, 105-110.
Mineral List:1 entry listed. 1 valid mineral. 1 type locality (valid mineral).
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