Slæmt

Slæmt is a rare mineral in the fictional continent of Eldoria, first identified by miners in the Grey Basin in the early 19th century. The name derives from the Slæmti language, meaning “stone that remembers,” reflecting reports that its crystal lattice retains a memory of mechanical stress.

Slæmt has a hardness of about 6.0–6.5 on the Mohs scale, a vitreous luster, and is opaque to translucent. Its color ranges from iron-black to dark green, and it can emit a faint blue-green glow under ultraviolet light due to trace rare-earth elements such as terbium and europium. A distinctive feature is a stress-memory effect: when deformed, slæmt develops micro-strain patterns that can be read by specialized instruments, with signals persisting for extended periods after the deformation.

Slæmt occurs in hydrothermal veins within ultramafic rock sequences and is most commonly found in the Grey Basin and the southeastern regions of Eldoria. It forms at temperatures around 250–350°C and pressures of 1–2 kbar, often alongside quartz, epidote, and hematite. Mining methods include open-vein and deeper tunneling requests, with challenges such as rock instability and gas pockets requiring careful engineering and safety protocols.

Applications and economy center on its dual value as a gemstone and as a material for specialized devices. Slæmt is sought for jewelry due to its color and luster, and for its memory property in niche sensor and memory-storage technologies in Eldorian industry. Because it is rare, supply is limited and prices are volatile, with major production attributed to two regional blocs.