India is the most important producer of Scolecite, where excellent specimens are found in the basalts of the Deccan Traps in the state of Maharashtra. The districts that have produced excellent Scolecite include Nasik, Pune (Poona), Ahmadnagar, Jalgaon, and Mumbai. A recent outstanding find of large radiating clusters associated with Stilbite is Rankhamb, Maharashtra, India.
Other worldwide localities include the Das Antas tunnel, Veranópolis, Rio Grande Do Sul, Brazil; Teigarhorn, Berufjördur, Iceland; Arvigo, Grisons, Switzerland; and several deposits in the Ossola Valley, Piedmont, Italy. In the U.S., Scolecite come from Elk Mountain, northeast of Pigeon Springs, Cowlitz Co., Washington.