A new rock discovery in the United Kingdom may turn the science of petrology on its head. Scientists are baffled, experts befuddled and the public bewildered. Despite and because of this hysteria, I hereby present the first petrographic description of chocolite.

It’s a new episode of the podClast! In episode 7 we discuss really old sponge biomarkers in rocks from Oman, Palaeomagnatism, geology on Google Earth and more. This is the first episode in 7 months and it’s the longest podClast ever, so put down you rock hammer, lift a glass of something cold and listen to the banter of the geoblogosphere.

On page 40 of his notebook M, written after the voyage of the Beagle, Charles Darwin scrolled the following:
I a geologist have illdefined notion of land covered with ocean, former animals, slow force cracking surface &c truly poetical (V. Wordsworth about science being sufficiently habitual to be poetic)
Darwin defined himself as a geologist. His seminal [...]

As Andrew from About:Geology just tweeted, geologists seem thin on the ground on the micro-blogging site Twitter.
I was aprehensive to join at first, but now I’m tweeting up a storm, as too are Dave from Geology News (even Geology News tweets), Brian from Clastic Detritus, Maria from Green Gabbro and Ron from Ron Schott’s Geology [...]