Start with the deepest line
Black carries the primary contour; red and mineral fills stay in their proper order.
A field guide to connected form
One band, many relations
Let the formline swell
Ovoid joints gather weight, then taper cleanly into a measured termination.
Fill the negative field
Four active bands close the gaps so argillite reads as designed space, never leftover ground.
Keep the story legible
A restrained palette and repeated U-forms make each relation readable at a glance.