slatey
1. [ adjective ] resembling or containing slate
Synonyms: slaty
Related terms: hard
2. [ adjective ] (color) of the color of slate or granite
Synonyms: stone-gray slaty slate-gray
Examples:

"the slaty sky of dawn"

Related terms: achromatic
Similar spelling:   slate
  slat
  Sloat
  slaty
  slut
  slot
  slit
  sloth
  Slota
  slide
  sleet
  Slade