Chymeen
Chymeen is a term used in speculative fiction and worldbuilding to denote a rare crystalline mineral with properties that make it valuable for energy storage and luminescent signaling. The term does not refer to a real mineral recognized by geoscience; its characteristics vary by work, but several common features recur in many depictions.
Typical descriptions portray chymeen as colorless to blue-green crystals with a glassy luster, forming under high-pressure,
Economically, chymeen is portrayed as a strategic resource. Extraction often requires specialized equipment and strict guard
Within lore and community-driven worldbuilding, chymeen serves as a versatile plot device for energy crises, technological