Definition of Plutonic rocks. Meaning of Plutonic rocks. Synonyms of Plutonic rocks

Here you will find one or more explanations in English for the word Plutonic rocks. Also in the bottom left of the page several parts of wikipedia pages related to the word Plutonic rocks and, of course, Plutonic rocks synonyms and on the right images related to the word Plutonic rocks.

Definition of Plutonic rocks

Plutonic rocks
Plutonic Plu*ton"ic, a. [Cf. F. plutonique. See Pluto.] 1. Of or pertaining to Pluto; Plutonian; hence, pertaining to the interior of the earth; subterranean. 2. Of, pertaining to, or designating, the system of the Plutonists; igneous; as, the Plutonic theory. Plutonic action (Geol.), the influence of volcanic heat and other subterranean forces under pressure. Plutonic rocks (Geol.), granite, porphyry, and some other igneous rocks, supposed to have consolidated from a melted state at a great depth from the surface. Cf. Intrusive rocks, under Intrusive. Plutonic theory. (Geol.) See Plutonism.

Meaning of Plutonic rocks from wikipedia

- intrusive igneous rocks, and most plutonic rocks are classified by where they fall in the QAPF diagram. Dioritic and gabbroic rocks are further distinguished...
- especially plutonic rocks. QAPF diagrams are mostly used to classify plutonic rocks (phaneritic rocks), and can be used to classify volcanic rocks (aphanitic...
- Paleoproterozoic ultramafic rocks. The term Zoroaster Plutonic Complex is used for all Paleoproterozoic granitic and grandioritic plutonic rocks in the Grand Canyon...
- Anorthite is a comparatively rare mineral but occurs in the basic plutonic rocks of some orogenic calc-alkaline suites. Albite is named from the Latin...
- feldspar – a plutonic rock with <5% normative quartz Nepheline syenite – Holocrystalline plutonic rock – A silica-undersaturated plutonic rock of nepheline...
- Igneous rocks can be either intrusive (plutonic and hypabyssal) or extrusive (volcanic). Intrusive igneous rocks make up the majority of igneous rocks and...
- intrusions, which possess structure similar to volcanic rather than plutonic rocks, are also considered to be volcanic, shading into subvolcanic.[citation...
- main occurrence is in ultramafic volcanic and plutonic rocks and less commonly in felsic plutonic rocks and rarely in granite pegmatite. It also occurs...
- usually alkali feldspar. Granitic rocks are classified according to the QAPF diagram for co**** grained plutonic rocks and are named according to the percentage...
- things, some important isotopic measurements made on anorthositic rocks in the Nain Plutonic Suite. The Nd and Sr isotopic data show the magma which produced...