schistaceous

comparative more schistaceous · superlative most schistaceous

1. Having the color of slate; slaty

   Eyes golden-green. Mouth black. Thorax schistaceous beneath.

   1851, Francis Walker, Insecta Britannica: Diptera - Volume 1, page 217

   1 more example

   In No. 736 the throat is almost uniform schistaceous, except a few blackish dots here and there.

   1907, Carl Eduard Hellmayr, On a Collection of Birds from Teffé, Rio Solimões, Brazil, page 64

2. Containing schist or exhibiting schistosity; schistose.

   Wills does not just climb cliffs or scramble over boulders; he negotiates "schistaceous gneiss."

   1999, Richard Bevis, Road to Egdon Heath: The Aesthetics of the Great in Nature, page 243

   2 more examples

   Habitat: Climbing over dwarf bushes or oak trees, on hill slopes, in forests, near streams, on schistaceous, sandy and rocky soils, 1300–3300m.

   2002, Wing Ming Keung, Pueraria: The Genus Pueraria, page 13

   Sharp contact between the 4 kyr BP eroded surface soils and the subsequent schistaceous mudflow .

   2008, Selim Kapur, Georges Stoops, New Trends in Soil Micromorphology, page 230