SLATY
slaty, slate-gray, slaty-grey, slaty-gray, slate-grey, slatey, stone-grey, stone-gray
(adjective) of the color of slate or granite; “the slaty sky of dawn”
Source: WordNet® 3.1
Etymology
Adjective
slaty (comparative slatier, superlative slatiest)
Resembling the mineral slate.
Anagrams
• Styal, salty
Source: Wiktionary
Slat"y, a. Etym: [From Slate.]
Definition: Resembling slate; having the nature, appearance, or properties,
of slate; composed of thin parallel plates, capable of being
separated by splitting; as, a slaty color or texture. Slaty cleavage
(Min.), cleavage, as of rocks, into thin leaves or plates, like those
of slate; -- applied especially to those cases in which the planes of
cleavage are not parallel to the planes of stratification. It is now
believed to be caused by the compression which the strata have
undergone.
– Slaty gneiss (Min.), a variety of gneiss in which the scales of
mica or crystals of hornblende, which are usually minute, form thin
laminæ, rendering the rock easily cleavable.
Source: Webster’s Unabridged Dictionary 1913 Edition