The intrusion may be essentially laccolitic in character, or it may represent the plutonic basis of a volcano.
He has neither the cunning nor the ambition to establish the plutonic empire with it.
Not until he forswears love will he stretch out his hand to the gold, and found the plutonic empire for himself.
In the plutonic system, there is one simple and constant order assumed, which may be supposed eternal.
The plutonic rocks may be treated of next in order, as they are most nearly allied to the volcanic class already considered.
The plutonic rocks which penetrate them are generally granite of various degrees of firmness.
These strata are also penetrated by granite veins, and plutonic dikes, called "elvans."
They loved their city and worked for it with a plutonic energy which was always ardently vocal.
As to flint, that would not be wanting in these regions of plutonic origin.
Here, amid these plutonic peaks, are the energies of volcanic action best studied.
"pertaining to or involving intense heat deep in the earth's crust," 1796, coined by Irish scientist Richard Kirwin (1733-1812) from comb. form of Pluto (as god of the underworld) + -ic. Especially in reference to early 19c. geological theory (championed by Hutton) that attributed most of the earth's features to action of internal heat, a theory which triumphed over its rival, neptunism, which attributed them to water. Related: Plutonism; Plutonist.