sadealue
Sadealue is a term used in speculative fiction and world-building to denote a fictional mineral renowned for its exceptional energy storage and luminous properties. In most depictions, sadealue is a rare, meteoric or crustal mineral that forms under extreme geological conditions and is prized for powering advanced technology in imagined worlds.
Typical characteristics described for sadealue include high energy density relative to mass, stable performance under varied
Occurrence and use in fiction vary by setting. Sadealue may be mined from deep planetary crusts, meteorite
Origin of the term is not standardized; sadealue appears to be a constructed name used by authors