How to use slate black in a sentence
The slit of blood grew larger and larger in the slate-black clouds.Flash-lights from the Seven Seas | William L. Stidger
The rocking floor of the sea, blue and gray and slate black by turn, spread to the east.The "Genius" | Theodore Dreiser
They bathed it in reddish light, and it loomed halfway out of the slate-black sea like something left alone in a ruined world.Hunters Out of Space | Joseph Everidge Kelleam
Wings and tail slate-black edged chiefly with bluish plumbeous gray, the coverts and tertiaries with olive-green.