Word Finder - sandstone

definition

A sedimentary rock produced by the consolidation and compaction of sand, cemented with clay etc.

Much of the building material is a brown sandstone obtained from quarries only 3 m.

Good sandstone is quarried in the vicinity.

In the neighbourhood are large deposits of sandstone and lignite.

Goethite, limonite and haematite are found in New South Wales, at the junction of the Hawkesbury sandstone formation and the Wianamatta shale, near Nattai, and are enhanced in their value by their proximity to coal-beds.

An excellent glass sand is procured from crushed sandstone near Berkeley Springs, Morgan county.

These older beds are overlaid, especially in the western part of the country, by a sandstone series which contains thin seams of coal and many remains of plants.

Having crossed a table-land of sandstone which divides these streams from those running to the western shores of Arnheim Land, Mr Stuart, in the month of July, passed down what is called the Adelaide river of north Australia.

In the sandstone Myophoria and other Triassic fossils have been found, and it appears to belong to the Rhaetic or Upper Trias.

The church of St Mary and St Nicholas is a cruciform building in red sandstone, of the Decorated and Perpendicular periods, with a central octagonal tower.

The carbonaceous sandstone contains Gault fossils.

The Alleghany Plateau consists of nearly horizontal beds of limestone, sandstone and shales, including important seams of coal; inclines slightly toward the north-west, and is intricately dissected by extensively branching streams into a maze of narrow canyons and steep-sided hills.

A fault divides the latter from the mass of red-brown Old Red Sandstone that spreads south nearly to Enniskillen.

The city lies in a fertile valley shut in by vine-clad hills, and the picturesque red sandstone buildings of the old town are interspersed with orchards and gardens.

The Cretaceous sea gradually receded and the plains of the Rolling Downs formation formed on its floor were covered by the sub-aerial and lacustrine deposits of the Desert Sandstone.

The sedimentary deposits include slate, limestone and sandstone.

Flanking the hills between Ashbourne and Quarndon are red beds of Bunter marl, sandstone and conglomerate; they also appear at Morley, east of the Derwent, and again round the small southern coalfield.

Good sandstone is obtained from the Millstone Grit at Stancliffe, Tansley and Whatstandwell.

Fontainebleau has quarries of sand and sandstone, saw-mills, and manufactories of porcelain and gloves.

Nearly a quarter of this area is of a rocky nature, and the quarries of sandstone supplied a large part of the paving of Paris.

The oldest larva known, Mormolucoides articulatus, is from the New Red Sandstone of Connecticut; it belongs to the Sialidae, one of the lowest forms of Holometabola.

Some of the best sandstone in the United States is obtained from Cuyahoga and Lorain counties; it is exceptionally pure in texture (about 97% being pure silica), durable and evenly coloured light buff, grey or blue grey.

From the Ohio sandstone known as Berea grit a very large portion of the country's grindstones and pulpstones has been obtained; in 1908 the value of Ohio's output of these stones was $482,128.

Such a rock is typically exemplified by a coarse-grained sandstone or conglomerate, while a limestone may be naturally porous, or, like the Trenton limestone of Ohio and Indiana, rendered so by its conversion into dolomite and the consequent production of cavities due to shrinkage - a change occurring only in the purer limestones.

In Palestine a limestone containing Carboniferous fossils is found in the midst of the sandstone series, and here the sandstone is immediately succeeded by limestones with Hippurites and other fossils belonging to the Upper Cretaceous.

The most prominent building in the city is the cathedral or Munster, built of deep red sandstone, on a terrace high above the Rhine.

The .great mass of the Gilead range is formed of Jura limestone, the base slopes being sandstone partly covered by white marls.

Albion is the centre of the Medina sandstone industry, and lies in the midst of a good farming region, of which it is the principal shipping point, especially for apples, cabbages and beans.

In this region the sandstone rocks are generally overlaid with heavy black soil formed from the decaying trap, which is principally devoted to the cultivation of the spring crops, wheat and grain, while rice and hill millets are sown in the lighter and more sandy soils.

It is romantically situated in the part of the Haardt called the Pfalzer Schweiz (Palatinate Switzerland), and is surrounded by high hills which yield a famous red sandstone.

Old Red Sandstone, red grits, sandstones and marls and conglomerate occur in a narrow belt on the east side of Mainland from Sumburgh Head to Rova Head, north of Lerwick; they also form the island of Bressay.

A well-preserved gateway of red sandstone and portions of two towers of the castle are included in the buildings of the present gaol, and the old parish church of St Peter contains some interesting monuments, amongst them being the altar tomb (of the 6th century) of Sir Rhys ap Thomas, K.G., and his wife, which was removed hither for safety at the Reformation from the desecrated church of the neighbouring Priory of St John.

The table-topped hills of Almeyrin (or Almeirim) and Erere, which lie near the lower Amazon and rise to heights of 800 and 900 ft., are generally considered the southernmost margin of this plateau, though Agassiz and others describe them as remains of a great sandstone sheet which once covered the entire Amazon valley.

A thick sandstone sheet once covered the greater part if not all of it, remains of which are found on the elevated chapadas of the interior and on isolated elevations extending across the republic toward its western frontier.

These chapadas and elevations, which are usually described as mountain ranges, are capped by horizontal strata of sandstone and show the original surface, which has been worn away by the rivers, leaving here and there broad flat-topped ridges between river basins and narrower ranges of hills between river courses.

A considerable part of it has been excavated by these rivers to a level which gives their valleys the elevation and character of lowlands, though isolated hills and ranges with the characteristic overlying horizontal sandstone strata of the ancient plateau show that it was once a highland region.

There is a lower series consisting of sandstone and an upper series of limestone.

It stands on undulating and easily drained ground, upon a bed of sandstone rock, on a peninsula jutting into one of the deepest, safest and most beautiful harbours in the world; and in addition it lies in the centre of a great carboniferous area.

The post office is a handsome sandstone building in Renaissance style; it is colonnaded on two sides with polished granite columns and surmounted by a clock tower, containing a peal of bells.

Like most of the buildings at Sydney, the university is built of the excellent sandstone from the quarries of Pyrmont; it is 15th-century Gothic in style and stands at the top of a gentle slope, surrounded by gardens.

The Black Reef Series is composed of quartzites, sandstone, slates and conglomerate.

The colour is usually red, forcibly recalling the Old Red Sandstone and Trias of England.

Remnants have been found of their former existence in the neighbourhood of Pretoria; and portions of the Bushveld Sandstone have recently been relegated to the Karroo formation.

Besides the alluvial deposits a little mining is carried on, gold being present in the thin veins of quartz which cross the sandstone.

Shortly after crossing the Bohemian-Saxon frontier, and whilst still struggling through the sandstone defiles, the stream assumes a north-westerly direction, which on the whole it preserves right away to the North Sea.

The upper Rhenish valley is evidently the bed of an ancient lake, the shores of which were formed by the gneiss and granite of the Black Forest on the one side and the granite and sandstone of the Vosges on the other.

In this district, too, as has already been remarked, is the finest scenery of the Rhine, a fact due in great part to the grotesque shapes of the quartzose rocks, left denuded of the less durable slate and sandstone.

Only the chancel of the old church remains, but its red sandstone arch is a remarkably fine example of Norman work; it dates from the middle of the 12th century.

Wheels of fine sandstone fed with water are used for making slighter cuts and for smoothing the rough surface left by the iron wheels.

The Arakhtu, or " river of Babylon," flowed past the southern side of the city, and to the south-west of it on the Arabian bank lay the great inland freshwater sea of Nejef, surrounded by red sandstone cliffs of considerable height, 40 m.

The prime object of interest is the cathedral of St Magnus, a stately cruciform red sandstone structure in the severest Norman, with touches of Gothic. It was founded by Jarl Rognvald (Earl Ronald) in 1137 in memory of his uncle Jarl Magnus who was assassinated in the island of Egilshay in 1115, and afterwards canonized and adopted as the patron saint of the Orkneys.