On the coast of Loch Nell, or Ardmucknish Bay, is the vitrified fort of Beregonium, not to be confounded with Rerigonium (sometimes miscalled Berigonium) on Loch Ryan in Wigtownshire - a town of the Novantae Picts, identified with Innermessan.
The coral limestone of the atoll has a peculiar vitrified appearance and gives out a ringing sound when struck or simply walked on.
Vitrified fort, 390 ft.
The colours are vitrified and slightly in relief; green, blue and brown may be distinguished.
The process was known at an early period, and was employed for the purpose of subsidiary decoration from the close of the 16th century, but not until the 19th century did Japanese experts begin to manufacture the objects known in Europe as enamels; that is to say, vases, plaques, censers, bowls, and so forth, having their surface covered with vitrified pastes applied either in the chain plev or the cloisonn style.
But as the work proceeds the cloisons are hiddenunless their presence is necessary to give emphasis to the designand the final result is a picture in vitrified enamels.
It is apparent that a vitrified enamel may be made to perform, in part at any rate, the function of a porcelain glaze.
Among, the city's manufactures are refined oil, Portland cement, vitrified brick and tile, glass, asphalt, ice, cigars, drilling machinery, and flour.
To the west, is a large and very complete vitrified fort with ramparts.
The chief varieties of this ware are vitrified china, belleek china, semi-porcelain, white granite and c. c. ware, vitrified porcelain for electrical supplies, porcelain bath tubs and tiles, and terra-cotta.
Portland cement clinker, however produced, is a hard, rock-like substance of semi-vitrified appearance and very dark colour.
The Cement product from a well-run rotatory kiln is all evenly burnt Ce, and properly vitrified; that from an ordinary fixed kiln c/;raker.
Among the manufactures are zinc spelter-there are large smelters here-clay products (chiefly vitrified brick, sewer pipe and tile; the clay being obtained from a great underlying bed of shale), blasting powder, packinghouse products and planing-mill products.
There are lead and zinc smelters, and a large vitrified brick and tile factory.
High rises a pointed mass of vitrified brick split down the centre, over 40 ft.
High, about which lie huge masses of vitrified brick, some as much as 15 ft.
Coffeyville has large vitrified brick interests.