— Daniel Piker (@KangarooPhysics) January 11, 2022
Yes, the surface is halfway* between the edge graphs of a pair of dual 5-cells.
— Daniel Piker (@KangarooPhysics) January 12, 2022
*defining halfway as shortest distance to each graph being equal doesn't give a smooth surface though, so instead here I've taken where the inverse cubed distances summed over each graph are equal.