Eruptions

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Tourists hiking next to an active lava flow on Pacaya in Guatemala in 2006. I’m flying back to Ohio today after a successful few weeks of fieldwork/paper writing. Apparently I have a pile of tomatoes waiting in our garden in Granville … ! On to news: To go with the news that lava flows from…

One of the commemorate Eyjafjallajökull ash stamps being issued by the Icelandic Post – made with ash from the eruption itself. Many Eruptions readers would consider themselves volcanophiles (or volcanificiandos?) and I would venture to guess there is a subset of volcano enthusiasts who are also philatelists as well. A philatelist (for those of you…

Kilauea lavas on the move near Kalapana. Image taken July 17, courtesy of the Hawaiian Volcano Observatory. Some news over the last few days: The lava flows from Kilauea are moving with a vengeance right now, damaging roads and heading for some structures. The lava flows near Kalapana have moved almost 200 meters since Sunday,…

Mystery Volcano Photo #25

OK, first off an apology for this week: I will be kind of crazy busy while in Davis – two papers to churn through so we can get them submitted sometime this summer, so blogging may be minimal. So, remember, whenever you hear people talk about how professors have it easy because they get the…

Back from the field

I’m officially out of the mountains in the Mineral King area – the field work went great, we collected some fabulous Triassic-Jurassic rhyolites from a pendant in the Sierra Nevada Batholith (and also enjoyed blueberry-sized hail and an unfortunate hike through a thorny thicket). I’ll have more to say later, but now I’ll be diving…

Our tour of the Marianas begins SW of Guam. In this area the volcanoes are submerged and make up a region known as the Southern Seamount Province. Our first stop is Tracey Seamount, which lies 30 km west of Guam. Tracey is a ~2 km tall cone and volume of ~45 km3 It is one…

Mystery Volcano Photo #24

MVP 23 revealed … and 24 introduced! Mystery Volcano Photo #23 was, in fact, Middle Sister volcano in Oregon, part of the picturesque Three Sisters near Bend. Middle Sister is a partially eroded (by glaciers) composite volcano with a mix basaltic andesite to andesite lava flows and tephra deposits. Depending on who you speak with,…

This week I welcome Dr. Ed Kohut as a guest blogger here on Eruptions (while I am off in the Sierras doing some field work). I’ve known Ed for 10 years now – we were both graduate students in igneous petrology at Oregon State University – and we are both Massachusetts natives. Ed was in…

Eruptions Word of the Day: Tuya

The latest Eruptions Word of the Day is “Tuya“. So, what is a tuya? This is a tuya: A tuya! Click on the image to see a larger version. Image by Erik Klemetti. Alright, well, that doesn’t entirely help, does it? Lets look at the feature the arrow indicates. Some observations: (1) It is low…

July Break Open Thread

New eruption? New volcano research announced? New media attention put on all things volcanic? Post it here and feel free to discuss … I’ll be back July 20.