Where does heulandite come from?
Score: 4.7/5 (4 votes) Heulandite is found with other zeolite minerals filling cavities in granites, pegmatites, and basalts. Typical occurrences are in Berufjördhur, Ice.; on islands near Bombay; on the Faroe Islands; and in northeastern New Jersey. Heulandite is a member of a group of zeolite mine...