Lava domes are rounded, steep-sided mounds built by magma that is highly resistant to flow, usually either dacite or rhyolite. Such magmas are typically too viscous to move far from the vent ...
Geologists are closely monitoring Mount Spurr in the Aleutian Arc of Alaska, USA, after continued volcanic unrest. The Alaska ...
Redding Record Searchlight on MSN14d
Hikers’ rescue highlights why smaller Black Butte near Mt. Shasta cannot be underestimatedRescuers helped an injured hiker and their climbing partner off Black Butte's treacherously icy trail. What makes Mt. Shasta's lava cone a challenge.
MORE: NPS urges caution amid Kilauea's volcanic activity after 'shocking scene' "Small lava dome fountains in the north vent are feeding short lava flows in the southwest part of the caldera," the ...
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