found in spinel dunite xenoliths from La Palma, Canary Islands. Ecuador: Phenocrysts found in alkaline extrusive rocks (tephrite), product of effusive volcanism of the Sumaco volcano, of northeast Ecuador. Germany: In ejected rocks of hornblende-haüyne-scapolite rock from the Laach lake volcanic complex, Eifel, Rhineland-Palatinate Italy: Anhedral blue to dark grey phenocrysts in leucite-melilite-bearing lava at Monte Vulture, Melfi, Basilicata, Potenza Italy: Millimetric transparent blue crystals in ejecta consisting mainly of K-feldspar and plagioclase from Albano Laziale, Roma Italy: Ejected blocks in the peperino of the Alban Hills, Rome Province, Latium, contain white octahedral haüyne associated with leucite, garnet, melilite and latiumite. US: Haüyne of metamorphic origin occurs at the Edwards Mine, St. Lawrence County, New York. US: Haüyne occurs in nepheline alnoite with melilite, phlogopite and apatite at Winnett, Petroleum County, Montana, US. US: Haüyne is common in small quantities as phenocrysts in phonolite and lamprophyre at the Cripple Creek, Colorado Mining District, Colorado, US. References External links JMol: http://rruff.geo.arizona.edu/AMS/viewJmol.php?id=05334 V. Nasti, "L’olotipo dell'haüyna" (2009), Il Cercapietre, Notiziario del Gruppo Mineralogico Romano, n. 1-2/2009, pagg.16-43. Feldspathoid Sodalite group Sodium minerals Calcium minerals Aluminium minerals Cubic minerals Minerals in space group 218 Luminescent minerals Gemstones