unsurfaced

adj

1. (not-comparable, usually)Not having a tar macadam (asphalt) or other paved surface; unpaved.

   “The master plan for the site includes 3.3km of new surfaced and unsurfaced walking routes, more than 1km of new bridleways and cantering routes, and retention of the 2.3km Old Shire Lane bridleway.”

2. (not-comparable)Rough, absorbent, without a glaze or finish.
3. (not-comparable)Below the surface.
4. (not-comparable)Not having surfaced or appeared.

   “an unsurfaced recording of a concert”

   “an unsurfaced memory”