Adjective
Of or pertaining to geology, or the science of the earth.
Source: Webster's dictionaryFor the first half of geological time our ancestors were bacteria. Most creatures still are bacteria, and each one of our trillions of cells is a colony of bacteria. Richard Dawkins
Civilization exists by geological consent, subject to change without notice. Will Durant
A stone is ingrained with geological and historical memories. Andy Goldsworthy
We always thought the living Earth was a thing of beauty. It isn't. Life has had to learn to defend itself against the planet's random geological savagery. Arthur C. Clarke
The subjective element in geological studies accounts for two characteristic types that can be distinguished among geologists. One considering geology as a creative art, the other regarding geology as an exact science. Reinout Willem van Bemmelen
It gives liberty and breadth to thought, to learn to judge our own epoch from the point of view of universal history, history from the point of view of geological periods, geology from the point of view of astronomy. Henri-Frédéric Amiel