schistaceous

English

From schist +‎ -aceous.

schistaceous (comparative more schistaceous, superlative most schistaceous)

Having the color of slate; slaty
- 1851, Francis Walker, Insecta Britannica: Diptera - Volume 1, page 217:
  Eyes golden-green. Mouth black. Thorax schistaceous beneath.
- 1907, Carl Eduard Hellmayr, On a Collection of Birds from Teffé, Rio Solimões, Brazil, page 64:
  In No. 736 the throat is almost uniform schistaceous, except a few blackish dots here and there.
Containing schist or exhibiting schistosity; schistose.
- 1999, Richard Bevis, Road to Egdon Heath: The Aesthetics of the Great in Nature, page 243:
  Wills does not just climb cliffs or scramble over boulders; he negotiates "schistaceous gneiss."
- 2002, Wing Ming Keung, Pueraria: The Genus Pueraria, page 13:
  Habitat: Climbing over dwarf bushes or oak trees, on hill slopes, in forests, near streams, on schistaceous, sandy and rocky soils, 1300–3300m.
- 2008, Selim Kapur, Georges Stoops, New Trends in Soil Micromorphology, page 230:
  Sharp contact between the 4 kyr BP eroded surface soils and the subsequent schistaceous mudflow .

of the color of schist