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Answer for the clue "Molten rock in the earth's crust", 5 letters:
magma

Alternative clues for the word magma

Source of igneous rock

Molten rock

Volcanic buildup

Molten volcanic material

Volcanic rock material

Eruption sight

Underground molten rock

Soft rock?

Molten rock within the earth

Molten material

Igneous rock's source

Molten matter

Hot stuff in the earth

Lava's cousin

Igneous-rock producer

Molten rock in the earth

Word definitions for magma in dictionaries

Longman Dictionary of Contemporary English Word definitions in Longman Dictionary of Contemporary English
noun COLLOCATIONS FROM CORPUS ■ NOUN chamber ▪ These can be related to rates of magma production versus differentiation by crystal fractionation within crustal magma chambers . ▪ Its purpose is to gather sufficient information to answer questions about...

The Collaborative International Dictionary Word definitions in The Collaborative International Dictionary
Magma \Mag"ma\, n. [L., fr. Gr. ?, fr. ? to squeeze, knead.] Any crude mixture of mineral or organic matters in the state of a thin paste. --Ure. (Med.) A thick residuum obtained from certain substances after the fluid parts are expressed from them; the...

Wiktionary Word definitions in Wiktionary
n. 1 (context geology English) The molten matter within the earth, the source of the material of lava flows, dikes of eruptive rocks, etc. 2 (context mathematics English) A basic algebraic structure consisting of a set equipped with a single binary operation....

Douglas Harper's Etymology Dictionary Word definitions in Douglas Harper's Etymology Dictionary
mid-15c., "dregs," from Latin magma "dregs of an ointment," from Greek magma "thick unguent, ointment," from root of massein "to knead, mold," from PIE *mag- "to knead" (see macerate ). Geological meaning "molten rock" is 1859. Related: Magmalic .

WordNet Word definitions in WordNet
n. molten rock in the earth's crust [also: magmata (pl)]

Wikipedia Word definitions in Wikipedia
Magma (from Ancient Greek μάγμα ( mágma ) meaning "thick unguent") is a mixture of molten or semi-molten rock , volatiles and solids that is found beneath the surface of the Earth , and is expected to exist on other terrestrial planets and some natural...

Usage examples of magma.

It turned out that under the western United States there was a huge cauldron of magma, a colossal volcanic hot spot, which erupted cataclysmically every 600,000 years or so.

They went around the bend, Avelyn stopping the magma river fully, the demon dactyl coming in sight.

The heavy metals and liquid magma of the inner-core electromagnet are the clutch.

Progressively deeper levels within the magma chamber were tapped, until after about seven hours the more mafic grey pumice was reached.

Since no one had ever been able to get magma from the Moho, although both Americans and Russians had tried during the Cold War, Perry decided to go back and drill into the mountain in hopes that Benthic Marine might be the first organization to sample the molten material.

Mara saw one Shocker go EV and slam into a chunk of asteroid when a volcano cannon sheered his S-foils, then watched another vanish in a ball of flame as his starfighter smashed headlong into a magma missile.

Mighty columns of tephra, all the pent-up material that Falcon could fling into the air from its huge maw, seethed and erupted in spasms, hurling ash, magma and boulders high into the sky.

Pages and pages of abstruse geological terms about biotite-pyroxene-hornblendite and the simultaneous existence of ultrabasic and quartzofeldspathic magmas .

Thus, the strength of the rocks capping a cooling and vesiculating magma body is easily exceeded long before the magma is solid.

Braggen, his heavy brows bristled, and his short, scrappy steps reflecting a pique like dammed magma.

This whole sector of moonscape is going to be covered with blown out magma and gasses.

The subject of the differentiation of rock-types in the process of solidification as plutonic or volcanic rocks from a particular magma received much attention from him.

A few microseconds after the singularity the Universe was mostly quagma - a magma of free quarks.

In the first microsecond, space was filled with quagma, a swarming magma of quarks, as if the whole universe was a single huge proton.

Adjacent geographical masses would push in to fill the vacuum, just as the underlying, restless, semifluid magma would push up.