Scolecite (?)
Elongated XX of scolecite (?), up to 1.5cm long, on a carpet of "heulandite" and some calcite. I am not sure it is scolecite, I have been informed that it could be stilbite or stellerite, (hard to differentiate them). I stay with my doubts
15x9cm
Bosa, Oristano. Italy
Specimen n.977

Another photo: entire piece