Definition of Lamproite. Meaning of Lamproite. Synonyms of Lamproite

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

Definition of Lamproite

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Meaning of Lamproite from wikipedia

- Lamproite is an ultrapot****ic mantle-derived volcanic or subvolcanic rock. It has low CaO, Al2O3, Na2O, high K2O/Al2O3, a relatively high MgO content...
- largely composed of one of two characteristic rock typeskimberlite or lamproite. These rocks reflect the composition of the volcanoes' deep magma sources...
- kimberlite and lamproite occurrences occur as volcanic and subvolcanic diatremes and maars; lavas are virtually unknown. Vents of Proterozoic lamproite (Argyle...
- prominent lamproite diamond source is the Argyle diamond mine in Australia. It is notable that the physical characteristics of Australian lamproite and the...
- a volcanic pipe of lamproite, rather than the more usual kimberlite pipe; much earlier attempts to mine diamonds from a lamproite pipe in Arkansas, United...
- which sometimes contains diamonds Komatiite – Magnesium-rich igneous rock Lamproite – Mantle rock expulsed to the surface in volcanic pipes Lamprophyre –...
- been reduced by glacial and subaerial erosion. The volcano has produced lamproite magmas, and is the youngest volcano to have produced such magmas on Earth...
- volcanic eruptions and deposited in igneous rocks known as kimberlites and lamproites. Synthetic diamonds can be grown from high-purity carbon under high pressures...
- Big Hole. Previously, the term kimberlite has been applied to olivine lamproites as Kimberlite II, however this has been in error. Kimberlite occurs in...
- subcontinental mantle by examining mantle xenoliths brought up in kimberlite, lamproite, and other volcanic pipes. The histories of these xenoliths have been...