Century Dictionary and Cyclopedia
- Made up of or resembling scoriæ; having a coarsely cellular structure: used chiefly with reference to lava.
- adj. of, relating to, or producing scoria
GNU Webster's 1913
- adj. Of or pertaining to scoria; like scoria or the recrement of metals; partaking of the nature of scoria.
“From this part descends a black scoriaceous tract; very rugged, and covered with a scanty vegetation of scattered bushes as far down as the sea.”
“Where the lime has been caught up by the scoriaceous fragments of the lower surface of the stream, it is converted into groups of beautifully radiated fibres resembling arragonite.”
“To the South-west the plain is bounded by ridges of scoriaceous basalt, and by a buttress of rock called Jabal Ayr, like Ohod, about three miles distant from the town.”
“It is covered with short, yellowish grass through which the burnt-up, scoriaceous lava rock protrudes in rough masses.”
“At the end of an hour, the ascent becoming every moment more abrupt, we had passed the belt of trees and bushes, and reached the smooth and scoriaceous cone, which, during the rainy season, appears from the bay to be covered with a velvety mantle of green.”
“Near them is the red sandstone, lying under the basalt, and baked to a scoriaceous cinder.”
“Accordingly we all left the house after breakfast, following the track marked (H), which led us precipitously down, till we landed on the surface of the large crater, an immense sheet of scoriaceous lava cooled suddenly from a state of fusion; the upheaved waves and deep hollows evidencing that congelation has taken place before the mighty agitation has subsided.”
“They are never scoriaceous, for the steam with which they were charged was not allowed to expand and distend them with steam blebs.”
“One may distinguish each successive flow by its dense central portion, often jointed with large vertical columns, and the upper portion with its mass of confused irregular columns and scoriaceous surface.”
“In a pile of successive sheets of lava each flow may be distinguished and its thickness measured; for the surface of each sheet is glassy and scoriaceous, while beneath its upper portions the lava of each flow is more dense and stony.”
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