Grotta dello Zolfo, Miseno, Bacoli, Naples, Campania, Italy
well formated crystal of halotrichite with globular sulphur.size 2cm
Well formated crystal of halotrichite with sulphur on tuff matrix
Nice and well formation of halotrichite cristal on tuff matrix.Photo by Francesco Civero
Massimo Russo collection
© M.Russo
Bright yellow crystalline metavoltine on very fragile matrix with an unidentified white sulphate. Old material, purchased from Richard Barstow in 1981.
© Andrew Hodgson
Entry to grotta dello zolfo