rashy

adjective2

1. •
   Exhibiting a rash.

   • “What is this dry, rashy patch on my neck?” — 2008
2. •
   Mixed or layered with impurities.

   • “Other coals are rashy, being interspersed or interbedded with shales and clays, causing them to come off the face in slabs and blocks....” — 1983