Geology for Beginners

 is a Stranger mission in Red Dead Redemption II. The quest becomes available during Chapter 2.

Story
When the player approaches the hut, a fast talker named Francis Sinclair emerges and requests that the player find Rock Carvings. He pulls out a book and shows various examples and say he'd pay handsomely for the locations of them. He gives the player his card and retreats back into his hut.

Walkthrough
Francis Sinclar offers the player a large sum of money for finding the location of 10 Rock Carvings throughout the world. They can be found in any order: