ultrabasic


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ultrabasic

[¦əl·trə′bā·sik]
(petrology)
Of igneous rock, having a low silica content, as opposed to the higher silica contents of acidic, basic, and intermediate rocks.
References in periodicals archive ?
Ultrabasic bedrock is typically associated with the development of poor soils that are deficient in important nutrients (e.
De esta, se tomaron 40 mL de la muestra en un recipiente y se calentaron a bano Maria a 20 [grados]C; una vez alcanzada la temperatura se midio la conductividad con un Potenciometro que tenia acoplado un medidor de conductividad electrica marca ULTRABASIC, Denver Instrument (A.
These soils include those formed on siliceous sandstones, quartzites, "acid" granitic or even volcanic rocks, ultrabasic igneous rocks, fossil laterites and aeolian sands, and peats in oligotrophic waterlogged situations (Johnson & Briggs, 1975).
Pinus brutia Communities on Ultrabasic and Limestone Rocks, in Marmaris and
Where crystals are partially embedded in ultrabasic rock instead of sulfides there is no alternative.
The information obtained indicated that the Iberian endemic Apiaceae is a group of plants displaying a wide edafo-climatic range, comprising species with broad habitats variability, from the ultrabasic soils of Tras-os-Montes e Alto Douro (Seseli montanum subsp.
However, there are several other oceanic basic and ultrabasic igneous complexes of different ages, origin and mode of emplacement that require further work.
However, whatever you think of Tiny Tears urban runabouts they are here to stay and the IQ offers much more than cars like Tata's new ultrabasic Nano.
2007) in a deeply weathered soil from Cretaceous ultrabasic rock in the nearby island of Samar.
1970, Serpentine mineralogy of ultrabasic intrusives in Canada, and on the Mid-Atlantic Ridge: Geological Survey of Canada, Communication 69-53, 51 p.
Sheffield Resources will explore for nickel on its new Golden Loon project over a 7 kilometre by 2 kilometre layered ultrabasic intrusive located 4 kilometres to the west of Little Fort, British Columbia.