With age, the galls harden, become fibrous, greyish-black and unpalatable.    From Wordnik.com.  [Chapter 7] Reference

I decided to wear my black skirt, this new blue blouse I got, and this greyish-black long sweater.    From Wordnik.com.  [krazililme Diary Entry] Reference

Straightening as much as possible, the German giant distinguished a greyish-black lump, vaguely man-shaped; whoever it was rose to his feet and faced his executioner.    From Wordnik.com.  [The Grass Crown]

Covered with greasy, rank, greyish-black fur, but wearing clothes like a person — a vest and a pair of knee-length breeches, both of plain leather, dirty and stained and worn in patches.    From Wordnik.com.  [The Warslayer]

Still another variety, greyish-black and generally associated with hæmatite iron ore, is called emery, and, when ground in different degrees of fineness, is so well known by its general use as a polishing medium as to need no description.    From Wordnik.com.  [The Chemistry, Properties and Tests of Precious Stones] Reference

The soil throughout the upper portion, and indeed for a depth of from 15 to 20 feet, is clayey and red: the remainder consists of a greyish-black carbonaceous earth, increasing in density with the depth, and being very hard at a depth of 40 feet.    From Wordnik.com.  [Journals of Travels in Assam, Burma, Bhootan, Afghanistan and the Neighbouring Countries] Reference

The clay, which is of a greyish-black color, is stiff and hard, and is first broken up with a mallet.    From Wordnik.com.  [In Indian Mexico (1908)] Reference

They cleansed his room, brought fresh linen from home, and took from off his limbs the sheets, greyish-black with dirt.    From Wordnik.com.  [The People of the Abyss] Reference

One client now dictates prices for its hard-to-extract product, loparite, a rare greyish-black ore, used in limited quantities to make metal alloys.    From Wordnik.com.  [ Guardian Online] Reference

The subsulphide of copper thus obtained contains 79.85 per cent. of copper; it is a greyish-black crystalline mass, which loses no weight on ignition if air is excluded.    From Wordnik.com.  [A Text-book of Assaying: For the Use of Those Connected with Mines.] Reference

But once the term is applied to all roe, it loses its cachet so Western restaurateurs try and restrict its use to the breathtakingly expensive greyish-black eggs of the sturgeon.    From Wordnik.com.  [Hindustan Times News Feeds 'Views'] Reference

The calf himself, with his slippery greyish-black back and under-parts of a dirty cream color, was not beautiful -- though, of course, his mother thought him so, as he lay nursing just under her great fin, rocked gently by the long, slow.    From Wordnik.com.  [Children of the Wild] Reference

They were passing the mud spring, whose gurgling had startled them in coming, and for a moment Don thought that a sound which he had heard came from the thin greyish-black mud; but it was repeated, and was evidently the laugh of some one not far away.    From Wordnik.com.  [The Adventures of Don Lavington Nolens Volens] Reference

Auf dem etwas stockfleckigen Passepartout - stockfleckig was new to me and means with patches caused by mould on textiles, paper, wood - pale, brownish or greyish-black spot with a musty smell - foxed, in fact I had to look up "foxed" too!.    From Wordnik.com.  [languagehat.com: W.G. SEBALD.] Reference

A high brow -- hollows in the temples, deep hollows in the cheeks -- pale blue eyes -- a short and pointed beard, greyish-black like the hair -- the close whiskers black, too, against the skin -- a general impression of pallor, dark lines, strong shadows, melancholy force.    From Wordnik.com.  [Helbeck of Bannisdale — Volume I] Reference