Anisotropic Pendant
anisotropic_pendantThe inner core is iron grown in crystals that all lie along the axis of the world's spin: sound runs through it faster pole to pole than across. A shard of it on a chain keeps the habit — along its axis a blow goes soft, and from behind it finds the cleavage.
Gear
Forged in the zero-g forge of your station from the core iron of the Core Quarry, iron snow and a charged coil of the Iron Ocean.