Flowstone Slab
Lay nine as a 3 × 3 square and draw on the middle one with a ruling pen: a current circle. Twenty-five, 5 × 5, make a great circle.
kindblockcreative tabFluxion: Decor
Currents
Strata1What the Loupe reads: 1 in all. The game works them out from its recipes. Wheel of Currents
In the Codex
Entry 
Stone and Carving — A shard wakes stone. Read any current shard.