Boulder Clay

Word BOULDER CLAY
Character 12
Hyphenation N/A
Pronunciations N/A

Definitions and meanings of "Boulder Clay"

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The word "boulder-clay" in example sentences

One of the well-known localities for arctic shelly clays occurs at Kilchattan brick-works, where the dark red clay rests on tough boulder-clay and may be regarded as of late glacial age. ❋ Various (N/A)

Impinging on our eastern coast of Scotland and of northern England, it spread over a great part of Holderness, meeting and blending with the inland native glacier on the Humber; and the vast united ice-stream thence pursued its onward southern course, enfolding everything in its icy embrace, to the Thames and to the Severn. {89b} These great ice-streams created the geological formation called “The Drift,” or boulder-clay, which we have at Woodhall. ❋ James Conway Walter (N/A)

The tide may be out, and only puny waves tumbling on the wet sand, and yet it is impossible to refrain from feeling that the very peacefulness of the scene is sinister, and the waters are merely digesting their last meal of boulder-clay before satisfying a fresh appetite. ❋ Gordon Home (1923)

The U-shaped character of the valleys was very pronounced, while boulder-clay obtruded itself everywhere on our notice. ❋ Douglas Mawson (1920)

All we know is that the icebergs brought with them vast quantities of mud, which sank to the bottom, and covered up that pleasant old forest-land in what is called boulder-clay; clay full of bits of broken rock, and of blocks of stone so enormous, that nothing but an iceberg could have carried them. ❋ Charles Kingsley (1847)

Skertchley, S.B.J., on palaeolithic flints in boulder-clay of E. Anglia. ❋ Charles Darwin (1845)

The boulder-clay above the interment is, according to the best authorities, merely a landslip or flow. ❋ Charles Lyell (1836)

This period, probably anterior to the earliest traces yet brought to light of the human race, may have coincided with the submergence of England, and the accumulation of the boulder-clay of Norfolk, Suffolk, and ❋ Charles Lyell (1836)

In the gorge of the Dranse, near Thonon, M. M.rlot discovered no less than three of these glacial formations in direct superposition, namely, at the bottom of the section, a mass of compact till or boulder-clay (Number 1) 12 feet thick, including striated boulders of Alpine limestone, and covered by regularly stratified ancient alluvium (Number 2) 150 feet thick, made up of rounded pebbles in horizontal beds. ❋ Charles Lyell (1836)

The Palaeolithic deposits are all clearly later than the latest boulder-clay of East Anglia, and between their formation and that of the glacial deposits at least two important climatic changes took place, indicating a very considerable lapse of time. ❋ Charles Lyell (1836)

At a short distance from the above section terraces (Number 4) composed of stratified alluvium are seen at the heights of 20, 50, 100, and 150 feet above the Lake of Geneva, which by their position can be shown to be posterior in date to the upper boulder-clay and therefore belong to the fourth period, or that of the last retreat of the great glaciers. ❋ Charles Lyell (1836)

At one of these localities, Mr. Smith of Jordanhill informs me that a rude ornament made of cannel coal has been found on the coast in the parish of Dundonald, lying 50 feet above the sea-level, on the surface of the boulder-clay or till, and covered with gravel containing marine shells. ❋ Charles Lyell (1836)

I am never quite certain of the boulder-clay when I do not detect it, nor doubtful of the true character of the deposit when I do. ❋ Hugh Miller (1829)

The period of depression and of the boulder-clay is over. ❋ Hugh Miller (1829)

The boulder-clay has its numerous intercalated arenaceous and gravelly beds, which belong evidently to its own era; but the numerous surface-beds of stratified sand and gravel by which in so many localities it is overlaid belong evidently to a later time. ❋ Hugh Miller (1829)

The deep-red color of the boulder-clay, as exhibited by the way-side, in the water-courses and the water, -- for every runnel was tumbling down big and turbid with the rains, -- intimated, when, after leaving Cullen some six or seven miles behind me, I passed from a bare moory region of quartz rock into a region of woods and fields, that I was again upon my ancient acquaintance, the Old Red Sandstone. ❋ Hugh Miller (1829)

And almost by return of post I received from him, in reply, a little packet of comminuted shells, dug out of a deposit of the boulder-clay, laid open by the river Thorsa, a full mile from the sea, and from eighty to a hundred feet over its level. ❋ Hugh Miller (1829)

Still further on by a few hundred yards, I could have again found use for the calotype, in transferring to paper the likeness of a protuberant picturesque cliff, which, like the Giants 'Graves, could have belonged, of all our Scotch deposits, to only the boulder-clay. ❋ Hugh Miller (1829)

Rosemarkie, with its long narrow valley and its red abrupt _scaurs_, [14] is chiefly interesting to the geologist for its vast beds of the boulder-clay. ❋ Hugh Miller (1829)

As the traveller reaches the flat moory uplands of the parish, where the water stagnates amid heath and moss over a thin layer of peaty soil, he finds the underlying boulder-clay, as shown in the chance sections, spotted and streaked with patches of a grayish-white. ❋ Hugh Miller (1829)

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