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Laccolith

A laccolith is a body of intrusive rock with a dome-shaped upper surface and a level base, fed by a conduit from below. A laccolith forms when magma (molten rock) rising through the Earth's crust begins to spread out horizontally, prying apart the host rock strata. The pressure of the magma is high enough that the overlying strata are forced upward…

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Overview

Description

Etymology

Where laccoliths form

Examples

Problems reconstructing shapes of intrusions

Extraterrestrial laccoliths

Gallery

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Map overview Semantic statistics

Laccolith

Nodes87
Edges86
Triples110
Avg. degree1.98
Density0.022989
Components1

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Laccolith

Top relations

related to Further reading · 32
Laccolith → Alt, B2158, Bibcode, Blatt, Bulletin, Curtis, Curtis Jr, Emplacement, Freeman, Friedman, Gelatin Models, Geology, Harvey, Huffman, Hyndman, ISBN, Jules, Laccolith Complexes, Laccoliths, New York
related to Gallery · 11
Laccolith → AustraliaLaccolith, Bulgaria, Cambrian, Dolerite, MontanaPink, Notch Peak, Ordovician, Sofia, Sydney, UtahThe, Vitosha
related to Problems reconstructing shapes of intrusions · 11
Laccolith → At, At Devils Tower, Colorado, Colorado Plateau, Devils Tower, For, Henry Mountains, However, Needle Rock, The, Wyoming
related to Examples · 10
Laccolith → Abajo Mountains, Colorado Plateau, Henry Mountains, Horizontal, In, La Sal Mountains, Paine, Patagonia, The, Torres
related to External links · 10
Laccolith → Cambridge University Press, Encyclopædia Britannica, Hugh, In Chisholm, John Smith, Laccolite, The, Vol, Wiktionary-logo-en-v2, WiktionaryFlett
related to Extraterrestrial laccoliths · 10
Laccolith → Arcadia Planitia, Earth, Laccoliths, Mars, Moon, Moon's, Others, Possible, Some, There
related to Where laccoliths form · 10
Laccolith → Dating, For, In, Laccoliths, Laramide, New Mexico, Ortiz, Sheet, Thus, When Laramide
related to Description · 6
Laccolith → Earth's, If, Laccoliths, The, They, When
related to Etymology · 5
Laccolith → Ancient Greek, Gilbert, Henry Mountains, The, Utah
is a · 3
Laccolith → body of intrusive rock with a dome-shaped upper surface and a level base, Shonkin Sag laccolith in Montana, type of igneous intrusion

Important terminology Word statistics

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Important terminology

laccoliths rock magma form intrusion intrusions strata sills host mountains exposed utah overlying henry mountain erosion igneous crust time gilbert

Entity relationships Subject–Predicate–Object triples

SubjectPredicateObjectConfidenceSrc
Laccolithis abody of intrusive rock with a dome-shaped upper surface and a level base0.90text
Laccolithis atype of igneous intrusion0.90text
Laccolithis aShonkin Sag laccolith in Montana0.90text
shonkinite may form phenocrysts of augite at depthinstance ofIn other cases less viscous magma0.80text
then inject through a vertical feeder dike that ends in a laccolith.Sheet intrusions tend to form perpendicular to the direction of least stress in the country rock they intrudeinstance ofIn other cases less viscous magma0.80text
Laccolithrelated to DescriptionEarth's0.60section
Laccolithrelated to DescriptionLaccoliths0.60section
Laccolithrelated to DescriptionThey0.60section
Laccolithrelated to DescriptionWhen0.60section
Laccolithrelated to DescriptionIf0.60section
Laccolithrelated to DescriptionThe0.60section
Laccolithrelated to EtymologyThe0.60section

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