Definition of Laccolith

1. Noun. (geology) a mass of igneous or volcanic rock found within strata which forces the overlaying strata upwards and forms domes. ¹

2. Noun. mass similar to lopolith but concave up. ¹

¹ Source:

Definition of Laccolith

1. [n -S]

Medical Definition of Laccolith

1. A mass of igneous rock intruded between sedimentary beds and resulting in a mammiform bulging of the overlying strata. Laccolitic. Origin: Gr. A cistern, -lith. Source: Websters Dictionary (01 Mar 1998)

Laccolith Pictures

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Lexicographical Neighbors of Laccolith

labyrinthus osseus
labyrinthus vestibularis
lac dye
lac sulfuris
lac vaccinum
lac wax
lacceroic acid
laccolith (current term)
lace-flower vine
lace bug
lace curtain
lace curtains
lace fern
lace into

Literary usage of Laccolith

Below you will find example usage of this term as found in modern and/or classical literature:

1. Igneous Rocks and Their Origin by Reginald Aldworth Daly (1914)
"Solid black, laccolith; roof, Paleozoic sediments; floor, pre-Cambrian schists. ... Solid black, porphyry of laccolith; L, Carboniferous limestone; C, ..."

2. An Introduction to Geology by William Berryman Scott (1897)
"Intrusive sheets are, it true, often given off from a laccolith, but these are of quite sub- FlG. 127. — Diagram of uneroded laccolith. ..."

3. The Problem of Volcanism by Joseph Paxson Iddings (1914)
"An interesting form of laccolith occurs in the Gallatin Mountains, ... It illustrates the influence of regional flexures on the form of a laccolith, ..."

4. Structural and Field Geology for Students of Pure and Applied Science by James Geikie (1905)
"Proceeding from such a laccolith are more or less numerous intrusions—some ... 64,—laccolith. usually appear in clusters—the presence of each cluster being ..."

5. The Journal of Geology by University of Chicago Department of Geology and Paleontology (1905)
"It would differ from a compound laccolith only in the fact that the deformation of the strata, while again similar in character to that produced during the ..."

6. Manual of Geology: Treating of the Principles of the Science with Special by James Dwight Dana (1880)
"Ideal Section of л laccolith. From Gilbert. the height, but in one case, only three times sometimes exist, indicating an intermittent flow in the lava. ..."

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