Humboldtine : Fe2+(C2O4)·2H2O
Quartz : SiO2
As recorded:
Vignola Mine, Vignola-Falesina, Trento Province, Trentino-Alto Adige, Italy
Collected by:
Photo added to mindat.org
“Specimen found in the low dump of Vignola mine (analysed).
Collection and photo: Giorgio Bortolozzi. ”
Giorgio Bortolozzi - 13th November 2014
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