A 900-m-thick section of tuffaceous sedimentary rock, vitric fallout tuff, and ash-flow tuff is
well exposed along Trapper Creek in south-central Idaho. This section provides nearly …

A new category of large-scale volcanism, here termed Snake River (SR)-type volcanism, is
defined with reference to a distinctive volcanic facies association displayed by Miocene …

The 80 km long NNE-trending Rogerson Graben on the southern margin of the central
Snake River Plain, Idaho, USA, hosts a rhyolitic pyroclastic succession, 200 m thick, that …

Abstract The latest Cenozoic (< 6 Ma) ash beds in the western United States have been
intensively studied for several decades. The more widespread of these ash beds are well …

Abstract The Snake River Plain (SRP) developed over the last 16 Ma as a bimodal volcanic
province in response to the southwest movement of the North American plate over a fixed …

Basaltic volcanism in the Snake River Plain of southern Idaho has long been associated
with the concept of a mantle plume that was overridden by North America during the …

Explosive volcanism associated with the Yellowstone hotspot spanning~ 11.3 to 9Ma,
thought to have erupted from the Twin Falls eruptive centre, is recorded in the Cassia …

Abstract The central Snake River Plain (CSRP) of southern Idaho and northern Nevada,
USA, forms part of the Columbia River–Yellowstone large igneous province. Volcanic rocks …

The eastern Snake River Plain is a predominantly rhyolitic province, analogous to the
present‐day Yellowstone Plateau volcanic field but older and further evolved. The …

Sinker Butte is the erosional remnant of a very large basaltic tuff cone of middle Pleistocene
age located at the southern edge of the western Snake River Plain. Phreatomagmatic …