Gem

Imagine trying to find a parking spot in a crowded city during peak hours. Just like securing that elusive, perfect parking space amidst the sea of cars, discovering a gem involves locating something rare and precious in a vast environment. Both scenarios require patience, keen observation, and a bit of luck to uncover a hidden treasure in a seemingly overwhelming landscape, where the parking spot represents the rare gem and the crowded city the earth's crust.
Practice Version

Gem: A rare, valuable mineral. Gem. A gem is a naturally occurring mineral known for its beauty and durability, often used in jewelry.