I unfortunately missed #42, “Countertop Geology.” Everybody’s already seen the only countertop geology I have, which consists of random stone tiles placed on top of the hideous solid white Formica counters. Additionally, I was off the internets and completely missed the deadline. But I have returned for #43, “My favorite geological illustration.”
Geological illustrations, one and all, are things of beauty to me. They may be beautiful in and of themselves, or beautiful for the information they share and the understanding they promote. A good illustration helps a layperson like myself grasp difficult concepts, and makes things go ping after several paragraphs of confusing description. They can be information-dense, concise, dry as an anhydrous mineral, simple or complex.
They can also be hilarious. Observe:
Note the upper left. One of my geo friends on Twitter posted this ages ago (I wish I remembered who), and it still makes me giggle.
It’s also a damned handy diagram to have around when you’re trying to figure out what happens to rocks while a subduction zone’s squashing and roasting them. Who says you can’t have utility and humor?