Mud Springs volcano, Aurora – Bodie volcanic field. Lava flow is andesitic. Photo courtesy NASA Earth Observatory. https://earthobservatory.nasa.gov/IOTD/view.php?id=50493
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Basalt
All posts tagged Basalt
Satellite photo of Niuafo’ou Volcano. Google Maps screen capture
Paricutin volcano, lava flow and buried church. http://www.amusingplanet.com/2014/08/paricutin-volcano-that-grew-out-of.html
Simplified map of volcanic fields in the western US that have been active during the Quaternary. http://geosphere.geoscienceworld.org/content/13/2/391/figures-only
Bering Sea volcanic province. Screen capture from Winer, et al.
Lava Flow next to the Colorado River, Grand Canyon. https://answersingenesis.org/blogs/georgia-purdom/2014/06/07/the-grand-canyon-and-my-comfort-zone/
Gakkel Ridge across the Arctic Ocean basin https://www.researchgate.net/figure/284359093_fig1_Fig-1-The-study-area-is-the-Gakkel-ridge-Dotted-line-divides-the-Gakkel-Ridge-into
Desert sky over Socorro County, NM. http://www.socorronm.org/things-to-do-in-socorro-new-mexico/
The Rio Grande Rift in New Mexico is a failed rift in North America, a rift that did not complete the separation of North America and the growth of a new sea between the two sides. Continue Reading
Felsite quarry at Mount Ararat (© en.ararat-stone.com)
That’s how I felt at times reading interesting things about volcanoes but had to skip those -ic words. So, I am trying to give you a simple overview on rock types produced by volcanoes… I can already hear the experts groan: omg, “petrology” and “simple” are the two most antagonistic terms in the world! 😉 Nevertheless, I know all too well our typical skip-and-jump motion when it comes to different lavas, just let’s try and achieve a broad understanding about what volcanoes bring up from the depth. Continue Reading
Plosky Tolbachik eruption in 2012 http://www.digitaljournal.com/article/339347
Spica
Granyia