|Steamboat Springs is a volcanic field of rhyolitic lava domes located 20 km SSE of Reno, Nevada. It is between 2.5 and 1.1 million years old and consists of lava domes and flows.
There are no recent eruptions, but it is hydrothermally very active, and contains about 50 hot... [more]
|Two lake-filled basaltic maars (explosion craters), Soda Lake and Little Soda Lake, lie NW of the town of Fallon, Nevada. [more]|
(polygenetic volcanic centers)
|The Timer Mountain volcanic field, located approximately 150 kilometers northwest of Las Vegas, Nevada, consists mainly of basaltic cinder cones and lava flows. It has been active in 3 major cycles, starting 12 million years ago. The most recent eruptions probably occurred less t... [more]|
|The Lunar Crater volcanic field is a zone of vulcanism covering over 300 km2 at the southern end of the Pancake Range in the Great Basin Desert, Nevada. It contains numerous cinder cones and lava flows, fissures, and, most visibly, the 150 m deep Lunar Crater, a 1050 m wid... [more]|