Tratiach

Tratiach is a fictional mineral described in speculative geology and science fiction as an extremely rare silicate with exceptional strength and unusual optical properties. The name is used across different works, and there is no single canonical definition. In most depictions, tratiach is a dense, hard mineral with a Mohs hardness near 9, a refractive index that yields a vivid blue-green to violet color, and a bright, ultraviolet luminescence. It is often described as exhibiting anisotropic crystal growth, forming prismatic or tabular crystals in faulted veins.

Geology and formation: In fictional accounts, tratiach forms only under highly specific conditions in subduction-zone metamorphic environments, where fluids and extreme pressures promote unusual crystal lattices. It is typically associated with ultramafic or magnesium-rich host rocks and occurs in long, stable veins resistant to weathering.

Distribution and availability: Tratiach is portrayed as extremely rare, with only a handful of specimens known in the lore. Because it is fictional, there are no verified reserves or mining records in the real world.

Uses and significance: Within narratives, its extraordinary hardness and potential energy storage or superconducting properties make tratiach highly sought after for weapons, spacecraft tooling, or power systems. The resource also raises ethical and logistical questions about extraction, investment, and environmental impact, given its scarcity.

See also: fictional minerals, rare earths in fiction.