Gypsum capable of taking a polish is found at Fauld in Staffordshire and in Italy and Spain.
As a rule they contain very few fossils, and often they have little or no carbonate of lime, but beds and veins of fibrousgypsum occur in them in considerable profusion.
The fact that superphosphate itself contains a considerable amount of sulphate of lime renders the special application of gypsum unnecessary, as a rule.
They imagined themselves to be in a purely Secondary formation of gypsum and conglomerates, cut by a succession of Wady-beds like the section between El-Muwaylah and Aynúnah.
Perhaps in places the gypsum has been subjected to plutonic action; and we thought that the coloured was preferred to the clear for the bases of the columns.
Thus the gypsum has been traced from the Sinaitic shore as far south as the Wady Hamz.
The Gypsum requires about 2 hours for calcination; and is known to be right when you break the pieces, and see them moulded quite thro'--Matter of Experience.
Then a copper measure of the powdered calcined gypsumis taken--viz.
The types must now be cleaned by picking out any bits of gypsum left in the Interstices .
Immediately, and without the least loss of time the short square brushes are now to be taken and you must work the Air out quickly with them and continue working till the gypsum is too fixed to allow of more working.
The Gypsum should be broken with small bits about 2 ounces each.
The explanation concerning the gypsum was certainly interesting, but the nature of the quicksand was not the point which Caius had brought forward.
Sulphur= or brimstone is found in a pure state in volcanic regions or associated withgypsum and limestone.
Toward the top of the section gypsum deposits again appear first as beds and later, as in the case of the hill-slope on the southern shore of Lake Huaipo, as veins and irregular masses of gypsum.
Within a few hundred feet of the unconformity gypsumdeposits begin to appear and increase in number to such an extent that the resulting soil is in places rendered worthless.
Plaster of any kind used as a coating for walls, especially, a fine plaster, composed of lime or gypsum with sand and pounded marble, used for internal decorations and fine work.
With lime it forms sulphate of lime, which is gypsum or 'plaster.
The "asbestos" and gypsum deposited in the caldrons were no doubt feathery and mealy calcium sulphate.
It is anhydrous sulphate of lime, and differs from gypsum in not containing water (whence the name).
A genus of extinct quadrupeds of the order Ungulata, whose were first found in the gypsum quarries near Paris; characterized by the shortness and feebleness of their canine teeth (whence the name).
A large portion of the Permian series, as already remarked, consists of sandstones and marls, deeply reddened by peroxide of iron, and often accompanied by beds of gypsum or deposits of salt.
The Muschelkalk (the Calcaire coquillier of the French) consists of compact grey or yellowish limestones, sometimes dolomitic, and including occasional beds of gypsum and rock-salt.
The geological character of the land was nearly the same as before, but we found here some gypsum of the fibrous kind, occurring in a single stratum about an inch and a half wide.
Gypsum City, which latter is on a creek of that name Pike next strikes.
There are valuable deposits of gypsum on Chicagof Island, and marble quarries are being developed on Prince of Wales Island.
Though destitute of metals Aisne furnishes abundance of freestone, gypsumand clay.
Afghanistan, as in other regions near the great Eurasian system of folds, the Miocene includes extensive deposits of gypsum and salt.
Gypsum is found in large quantities in the plain of Kandahar, being dug out in fragile coralline masses from near the surface.
North of the Danube, in Germany as in England, red sandstones, shales and conglomerates predominate, together with beds of gypsum and salt.
Illustration: Corrosion Adhering to Film Stripped from Panel Painted with Gypsum (Calcium Sulphate)] =Panel No.
Partially and wholly dehydrated forms of gypsum are also used in paint.
This polarizer carries one of the pair of Nicols prisms and is countersunk to allow of the introduction of gypsum or selenite plates.
Gypsum was found unsafe to use in any large proportion in a paint, because of its solubility and liability to percolate through the coating of linoxyn or dried film, thus destroying the surface of the paint.
That gypsum attracts moisture may be proved by plastering a hill of corn and leaving a hill by it unplastered; the dew will be found deposited in greater abundance on the plastered hill.
If neither ashes nor guano can be obtained at a reasonable price, sow two hundred pounds of gypsum per acre as soon as the bushing is completed.
For it lay across a sterile tract--the great gypsum bed of North-western Texas, on which abut the bluffs of the Llano Estacado.
Cyrus said that he saw a bear that morning, and it was coming out of a gypsum cave near the river.
Looking down the creek our camp was on, after I had left the creek, and getting on a rise in the land, I could see very plainly a gypsum bluff near our camp, and not more than three miles down the creek.
I scaled the gypsum butte and got up near the summit and peeped over, and there he was, not more than fifty yards from me.
Gypsum could be substituted for lime in arid areas where the soils are naturally alkaline but still may benefit from additional calcium.
Alkaline soils may still benefit from additional calcium and should get gypsum instead of ordinary lime.
However, lawns given lime or gypsum to supply calcium that is so vital to the healthy growth of clover, and seed meals and/or dressings of finely decomposed compost or manure become naturally healthy.
Gypsum finds use as a fertilizer and as an adulterant in coloring-materials, etc.
The above list will hopefully give you a few useful examples demonstrating the appropriate usage of "gypsum" in a variety of sentences. We hope that you will now be able to make sentences using this word.
