poolberil
Poolberil is a fictional gemstone that appears in the "Undertale" video game. It is a type of mineral that is said to be mined from the Underground, the subterranean world where most of the game's events take place. In the game's lore, poolberil is used as a currency and is also incorporated into various items and structures. The appearance of poolberil is described as being a deep blue or purple color, with a slightly shimmering quality. While it does not have any specific magical properties in the game, it is considered a valuable commodity by the monsters who inhabit the Underground. Its presence in the game contributes to the world-building and the overall aesthetic of the game's environment. The name "poolberil" itself is a portmanteau, combining "pool" and "beryl," suggesting a connection to water and the beryl mineral family. This naming convention is common in "Undertale" for its unique flora, fauna, and geological formations. The exact geological formation or origin of poolberil within the game's fictional universe is not detailed, but its consistent appearance across different areas indicates a widespread presence throughout the Underground.