Branch of geology that studies the origin, composition, distribution and structure of rocks.
Portuguese
petrologia Catalan
petrologia The branch of geology that studies rocks: their origin and formation and mineral composition and classification.
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Geology: nothing about geomorphology or stratigraphy or even petrology.
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He was sitting naked by the swimming pool on the roof, reading for his petrology exam, when the purple leaves at the rock entrance shook.
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(1) Peter, petrify, petrol, stormy petrel, petroleum, saltpeter, pier; (2) petrology, parsley, samphire.
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Journal of Petrology, Volume 21, Number 2.
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Attracting good eachway money throughout the day, Petrology still drifted in the market thanks to the big support for Heart Starter and Data Point.
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"Petrology," Lorq said, holding up his note-recorder.
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(MINERALOGY, PETROLOGY, GEOLOGY, PHYSIOGRAPHY)
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A work, he evidently often employed, was P. Syme's book on "Werner's Nomenclature of Colours"; while, for Petrology, he used Macculloch's "Geological Classification of Rocks".