At the edge of the town of Moab stands a store that is sure to interest hardcore geologists and casual visitors alike. Old mining equipment towers over rows of crates filled with colorful minerals, sparkling quartz, and chunks of fossilized dinosaur bone—and that’s just what couldn’t fit in the shop. The really cool stuff is inside. The Moab Rock Shop was founded in 1960 by Lin Ottinger, also known as the Dinosaur Man. Ottinger, a self-taught geologist and paleontologist, first came to Moab in the 1950s after he visited a…