Geobulletin alpha

News from the Geoblogosphere

by Stratigraphy.net

New from Snet: Lithologs, a new tool to create lithological/sedimentological logs online..

Sunday, 09 November 2014

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Oklahoma M4.1 earthquake

Ontario-geofish [21:51:00]

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category→science_technology
where and when

I only consider the M4+'s because they have a mechanics solution. The other stuff is just 'breathing'. So, here it is right on the main shear plane, and I need a fault plane solution of strike-slip to confirm it. But, nooooo they don't have a solution! Have they fallen asleep? Too much surfing in California?

Amazon Burning–Miners not to Blame

I think mining [21:31:08]

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category→recreation

Somebody emailed me and asked if I would be interested in reading and reviewing a book about mining in the Amazon. I begged off the offer to read the e-version. So instead they sent me a hardcopy of Amazon Burning by Victoria Griffith. Intrigued I read it–fast. You know it not seriously about

Origin of the Unique Ventilatory Apparatus of Turtles

Palaeoblog [20:09:00]

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category→recreation

Origin of the unique ventilatory apparatus of turtles. 2014. Tyler R. Lyson, et al. Nature Communictions Credit: Credit: Blair Lyons (Stroma Studios) and Emma R. Schachner Early in the evolution of the turtle [...]

More on earth dials

Ontario-geofish [17:18:00]

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category→science_technology

Previous post I'm still adding dials before I play. I am convinced that oceanic currents are an independent factor, on a 10,000 year cycle, and they are intimately associated with continental aggregation. [...]

Silurian mudcracks in cross-section

Mountain Beltway [16:32:24]

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where and when

Silurian

Spotted these cross-sectioned mudcracks yesterday on Corridor H, on the GSW fall field trip: They are in the Tonoloway Formation, a batch of tidal flat carbonates with lots of evidence of shallow arid [...]

Visitas a los laboratorios del MUJA con el equipo científico

DinoAstur. Blog sobre La Costa de los Dinosaurios [14:43:12]

2 recommendations (148 visits)

category→science_technology
where and when

30 personas pudieron disfrutar ayer de una visita a los laboratorios y la litoteca del MUJA, dentro de las activides de la Semana de la Ciencia 2014 (véase DinoAstur, 3-11-2014). Algunos medios de [...]

A Different Canada Goose, the Cackling Kind: Evolution on the Continent

Geotripper [08:25:00]

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category→recreation
where and when

Isolation brings about evolutionary change, and the Canada Goose clan has been doing some changing over the last few thousand years, especially in Hawaii, but also here in California. Today's blog is [...]

Cottonwood Houses, Cottonwood Stars

In the Company of Plants and Rocks [18:31:00]

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category→science_technology
where and when

US,IN

Many years ago, in the heat of summer, little girls sat in the shade of cottonwood trees and made tipis from the leaves.These they made in numbers and placed them in circles like the camp circle of their [...]

Report on Duncan earthquake aftershocks

Arizona Geology [17:11:00]

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category→recreation
where and when

The first report on the magnitude 5.3 Duncan earthquake is posted on the Arizona Geology online magazine page at [...]

BlueSkiesResearch.org.uk: The LGM – not finished yet!

James’ Empty Blog [16:21:00]

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Well, of course it’s finished in the temporal sense. But not in terms of scientific interest. This is perhaps the main conclusion of our latest review paper, which was published in QSR a few days ago. All [...]

Subduction is not the end

Metageologist [11:29:31]

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category→science_technology

Subduction is just the beginning. Stuck on the surface of the earth as we are, it’s easy to think that when oceanic lithosphere is destroyed when it vanishes into the mantle. But this is wrong. The more [...]

Google barges sink

Ontario-geofish [00:49:00]

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category→recreation

Article I just had to put the final note on this, since they were such a big mystery a while back. And I was watching Titanic again. I only like the beginning with the technical arrogance. :) So, these [...]