Cossaite : (Mg0.5,◻)Al6(SO4)6(HSO4)F6·36H2O
Thermessaite : K2AlF3(SO4)
As recorded:
La Fossa crater, Vulcano Island, Lipari, Eolie Islands, Metropolitan City of Messina, Sicily, Italy
Collected by:
Photo added to mindat.org
“Short prismatic crystal terminated by rhombohedral faces with thermessaite - fumarole F5AT. This crystal i the same of the previous picture. - Canon EOS 5D Mark II camera, bellows, Olympus Zuiko 20 mm macro.”
Italo Campostrini - 15th June 2019
No-one has added this to their favourites.
10,443,567 minIDs have been issued as of 27th Apr 2024 3:17 am UTC