When heated to nearly a red heat it gives a porous friable mass which is known as "burnt alum."
It should then be thrown together in ridges and frequently turned, so as to be kept in an incipient state of fermentation, a little dryish friable loam being mixed with it to retain the ammonia given off by the dung.
The eastern portion of the county is generally of a light friable soil; the southern portion rocky and barren, with but little bog except in the neighbourhood of Newtown-Hamilton.
In each province they had found the best springs, beds of clay, paint, soapstone, flinty rock, friable stone for sculpture and hard, tenacious stone for tools, and used ashes for salt.
The soil generally is a sandy loam or a strong but friable clay, and very fertile.
It forms a white friable mass which after ignition is insoluble in acids.
This maximum rate depends upon the kind of coal used, whether small, friable, bituminous or hard, upon the thickness of the fire, and upon the correct design and setting of the blast-pipe.
Volcanic in origin - the Jebel ed-Druz is a group of extinct volcanoes - the friable volcanic soil is extraordinarily fertile.
Apart, the roots being placed an inch deeper in the soil than before, carefully disentangled and spread outwards from the stem, and covered carefully and firmly with friable loam, without manure.
In Mexico, Colombia and Peru the cutting of friable stone with tough volcanic hammers and chisels, as well as rude metallurgy, obtained, but the evidences of smelting are not convincing.
- EXpOSed as it is in the upper part of the abdomen, and being somewhat friable, the human liver is often torn or ruptured by blows or kicks, and, the large blood-vessels being thus laid open, fatal haemorrhage 2.
An elevated position with dry, friable, well-drained soil produces the best quality of leaves.
Certain districts, indeed, in which a layer of heavy loam underlies the porous and friable surface, are able to retain the moisture which elsewhere is absorbed.
When the tide is first admitted the heavier particles, which are pure sand, are first deposited; the second deposit is a mixture of sand and fine mud, which, from its friable texture, forms the most valuable soil; while lastly the pure mud subsides, containing the finest particles of all, and forms a rich but very tenacious soil.
To 15%) of underburnt material, which is yellowish and friable and is not properly clinkered.
Aspen wood makes but indifferent fuel, but charcoal prepared from it is light and friable, and has been employed in gunpowder manufacture.
They are composed of friable crystalline schists..
These are separable into a lower group (Kundelungu) of red felspathic grits and into an upper group (Lubilasch) of white friable sandstones.
Its body is divisible into three portions, an upper capitulum bearing the mouth and tentacles, a median scapus covered by a friable cuticle, and a terminal physa which is rounded.
It is a long dead-level of rich fields, with a soil lighter in colour than that of Bengal or Behar; much more friable, and apt to split up into small cubes with a rectangular cleavage.
Rosin is a brittle and friable resin, with a faint piny odour; the melting-point varies with different specimens, some being semi-fluid at the temperature of boiling water, while others do not melt till 220 or 250° F.
That Valerian had a part in constructing these remarkable works does not rest upon any historical basis; we may, however, believe that the Sassanian Ardashir, or his son Shapur I, finding that the river, having its bed in friable soil, was daily getting lower and finally threatened to leave the town and the Mian-do-ab district dry by not filling the Darian canal, engaged Roman workmen.
China-clay is white, friable and earthy.
Often it occurs in the form of irregular friable lumps, like pieces of impure linseed oil-cake.
Its grey houses have a neglected, almost a dilapidated appearance, from the friable stone of which they are constructed; and there are no buildings of antiquarian interest or striking architectural beauty, except, perhaps, the ruined citadel and the remnants of the town walls.
Specimens on the bark of trees require pressure until the bark is dry, lest they become curled; and those growing on sand or friable soil, such as Coniocybefurfuracea, should be laid carefully on a layer of gum in the box in which they are intended to be kept.
Sound friable loam cut one sod deep from the surface of a pasture, and stacked up for twelve months in a heap or ridge, is invaluable to the gardener.
It is annual, requires rich but friable soil, grows to about 3 or 4 ft.
Tea thrives best in light friable soils of good depth, through which water percolates freely, the plant being specially impatient of marshy situations and stagnant water.
The potato thrives best in a rather light friable loam; and in thin sandy soils the produce, if not heavy, is generally of very good quality.
It can be made at a temperature as low as 300° C., and is then a soft, very friable material possessing a low ignition point.
The product has a brilliant white fracture, a specific gravity of 4.87, very friable, but harder than quartz or steel.