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Explore Search: Caldera

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Center News
View from the SE rim of McDermitt caldera, Nevada and Oregon, showing rhyolite lavas overlain by thin outflow McDermitt Tuff in the south wall of the caldera

McDermitt caldera: An early caldera of the Yellowstone hotspot track

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Lithium from magma to mine in an early Yellowstone hotspot caldera

Research
North-facing view of the 4-by-5 mile Newberry Caldera from the top ...

Features of Newberry Caldera

Center News
Crater Lake a deep blue surrounded by the rocky caldera sides. Part of Wizard Island on the left of photo.

Caldera or crater…what’s the difference?

Research
Crater Lake bathymetric map showing the geology of the caldera floo...

Post-Caldera Volcanism and Crater Lake

Illustrations
A graphic shown with varying colors of green, beige, white and black

Shrub Distribution Over the McDermitt Caldera Region
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The volcanic, sedimentologic, and paleolimnologic history of the Crater Lake caldera floor, Oregon:Evidence for small caldera evolution

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Mount Mazama and Crater Lake caldera, Oregon

Research
Image Collage of Landsat, pollinator, and volcanologist

Eruption History for Mount Mazama and Crater Lake Caldera

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Lithium in the McDermitt caldera, Nevada and Oregon

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Volcanic rocks of the McDermitt Caldera, Nevada-Oregon

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Collage of USGS Maps.

Geologic map of Mount Mazama and Crater Lake Caldera, Oregon, including the database for the geologic map of Mount Mazama and Crater Lake Caldera, Oregon

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Geologic field trip guide to Mount Mazama and Crater Lake Caldera, Oregon

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Late Pleistocene granodiorite beneath Crater Lake caldera, Oregon, dated by ion microprobe

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Partially melted granodiorite and related rocks ejected from Crater Lake caldera, Oregon

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Partially melted granodiorite and related rocks ejected from Crater Lake caldera, Oregon

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Lithic breccia and ignimbrite erupted during the collapse of Crater Lake Caldera, Oregon

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Three-dimensional P-velocity structure of he summit caldera of Newberry Volcano, Oregon

Center News
Monitoring for volcanic gases at Newberry Volcano

Low lake water, dry conditions in Newberry caldera the cause of increased sulfur smells?

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Uranium, thorium, and mercury distribution through the evolution of the McDermitt Caldera complex

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Relation of mercury, uranium, and lithium deposits to the McDermitt caldera complex, Nevada-Oregon

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A re-evaluation of basalt-obsidian relations at East Lake Fissure, Newberry Caldera, Oregon

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Postglacial faulting near Crater Lake, Oregon, and its possible association with the Mazama caldera-forming eruption

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Overview for geologic field-trip guides to Mount Mazama, Crater Lake Caldera, and Newberry Volcano, Oregon

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Evolution of the caldera‐forming eruption at Crater Lake, Oregon, indicated by component analysis of lithic fragments

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Spatiotemporal analysis of changes in lode mining claims around the McDermitt Caldera, northern Nevada and southern Oregon

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Deformation of the Wineglass Welded Tuff and the timing of caldera collapse at Crater Lake, Oregon

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Sixty thousand years of magmatic volatile history before the caldera-forming eruption of Mount Mazama, Crater Lake, Oregon

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Future climate-induced changes in mixing and deep oxygen content of a caldera lake with hydrothermal heat and salt inputs

Photography
Paulina Lake, in the caldera of Newberry Volcano. View looking sou...

Paulina Lake, in the caldera of Newberry Volcano. Photographed fro...
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