Geotimes

Geotimes is a free electronic newsfeed for the geoscience community. The American Geosciences Institute coordinates and edits Geotimes, but it is the result of contributed materials from societies, geoscience organizations and others in the community. Do you have a geoscience blog or newsfeed with an RSS feed? It may be a good fit for Geotimes. To learn more about RSS or to submit information to Geotimes by email, please contact Joe Lilek at geotimes@americangeosciences.org.

Click the corresponding image to see the full article or post. Looking for archived news releases?

insoluble residue

insoluble residue (in-sol'-u-ble). The material remaining after the more soluble part of a rock sample has been dissolved in, e.g., hydrochloric acid or acetic acid. It is chiefly composed of siliceous material (e.g. chert or quartz) and various detrital minerals (e.g. anhydrite, glauconite, pyrite, and sphalerite). Abbrev: IR. See also: siliceous residue.

Paleo-Interview with Tara Lepore

Hi everyone! For this month’s Paleo-Interview, we’re excited to chat with the Paleontological Society social media guru, and paleontologist, Tara Lepore.

The interview below is a transcript of the audio file, edited for flow. In case you’re wondering, the Interviewer is none other than Ms. Lepore’s girlfriend, Jessi!

 

convolution [sed struc]

convolution [sed struc] (con-vo-lu'-tion). (a) The process of producing convolute bedding; the state of being convoluted. (b) A structure produced by convolution, such as a small-scale but intricate fold. (c) convolute bedding.

Pages