Mariana Islands
15.93 N, 145.67 E
summit elevation -127 m
Lava Domes
East Diamante volcano is located 85 km NNW of Saipan, Mariana Islands.
The submarine volcano consists of a hydrothermal system with little magmatic activity.
Further reading
Hein, James R., et al. "Layered hydrothermal barite-sulfide mound field, east diamante caldera, Mariana volcanic arc." Economic Geology 109.8 (2014): 2179-2206.
Sruoga, Patricia, et al. "Volcanological and geochemical evolution of the Diamante Caldera–Maipo volcano complex in the southern Andes of Argentina (34° 10' S)." Journal of South American Earth Sciences 19.4 (2005): 399-414.
Black smokers are located at the volcano with chimnies and release of warm hydrothermal liquid.