Imprint Tablet
A creature's imprint for the Cradle of Currents: press the raw clay to a living creature — it stays whole, and the tablet dries with its imprint. Hosts, guardians and people give no imprint.
kinditemcreative tabFluxion
Currents
Tide1
Strata1What the Loupe reads: 2 in all. The game works them out from its recipes. Wheel of Currents
In the Codex
Entry 
Cradle of Currents — A creature's currents can be poured. Study the Brewing Tower and read a Snarl.