Big Southern Butte is the largest and youngest (300,000 years old) of three rhyolitic domes formed over a million years near the center of the Eastern Snake River Plain in the U.S. state of Idaho. It is one of the largest volcanic domes on earth. It rises approximately 2500 vertical feet (762 m) above the lava plain in southern Butte County, east of Craters of the Moon National Monument.
Big Southern Butte consists of two coalesced lava domes with a base diameter of 6.5 kilometres (4.0 mi) and a combined volume of approximately 8 cubic kilometres (1.9 cu mi).
Big Southern Butte is the largest and youngest (300,000 years old) of three rhyolitic domes formed over a million years near the center of the Eastern Snake River Plain in the U.S. state …
The butte is one of the largest volcanic domes in the world but at 300,000 years old is also one of the youngest. Hikers who trek to the 7,550-foot high summit are rewarded with spectacular …
Big Southern Butte is the highest and largest volcanic cone in the Snake River Plain. At 300,000 years old and 7,560 feet in height, it is also one of the youngest and largest rhyolitic volcanic …
04 Des 2023 · Big Southern Butte is one of the largest rhyolite domes in the world. Along with its neighboring siblings, it stands in sharp contrast to the sea of surrounding basalt on the Eastern …
Monarch of the eastern Snake River Plain, Big Southern Butte is a prominent landmark visible from all directions. It is a solitary mountain located in the middle of the Snake River Plain. …
03 Feb 2017 · The 7,750-foot-high Big Southern Butte towers nearly 2,500 feet above the lava plain below. A high-clearance ATV/4-wheeler-only road in the north leads to the summit, but is …
A pick your own hike to the top of the Big Southern Butte with views across the Arco desert. Near Arco, Idaho.
17 Sep 2010 · Big Southern Butte, rising 2,500 feet (760 m) above the Eastern Snake River Plain, is a prominent reminder of the region’s volcanism. About 300,000 years ago, the butte intruded …
30 Sep 2011 · IDAHO FALLS, Idaho – Before Idaho National Laboratory existed, before the vast fields of potatoes, the key feature of eastern Idaho's economy was the Big Southern Butte. For …
The butte is one of the largest volcanic domes in the world but at 300,000 years old is also one of the youngest. Hikers who trek to the 7,550-foot high summit are rewarded with spectacular …
