bear - v. to accept or endure (something)

geological - adj. having to do with the science that studies rocks, layers of soil, etc., in order to learn about the history of the Earth and its life

gem - n. a valuable stone that has been cut and polished for use in jewelry

tectonic plates - n. a small number of plates which float on and travel independently over the mantle and much of the earth's seismic activity occurs at the boundaries of these plates.