engeres

Engeres is a term used in speculative fiction and world-building to denote a class of fictional energy-rich minerals. In many settings, engeres describe a dense crystalline substance that stores energy within a resonant lattice structure, enabling rapid charge and discharge with minimal degradation. Its color range can be deep violet to pale blue, and it often glows faintly when charged.

Occurrence and extraction: Engeres is described as occurring in deep volcanic rock and subduction-zone belts, typically mined with shielded, automated equipment to protect workers from radiation. Processing involves purification and annealing to produce ingots suitable for reactors and power cells.

Properties and uses: Engeres provides high energy density and fast response times, making it valuable for electric propulsion, grid storage, and defense systems. It is commonly used in compact, high-efficiency batteries and in fictional catalysts for advanced energy systems.

History and culture: The term originated in the techno-mythic literature of the setting, with its earliest documented reference dating to the 23rd century by researchers at the Institute of Luminance. In-world myths attribute engeres to the “heart of the mountain,” though scientifically it is treated as a material with distinct physical properties.

Environmental and economic notes: Mining engeres can cause localized seismic activity and requires strict safety protocols. It is a strategically important resource, often subject to export controls and trade disputes in various stories.

See also: energy ore, lattice energy, energy storage.