Definitions
from The American Heritage® Dictionary of the English Language, 5th Edition.
- adjective Formed or situated below the earth's surface. Used of rocks.
from The Century Dictionary.
- Produced or formed under or below (the earth's surface); netherformed; specifically, in geology, said of rocks which have assumed their present form and structure beneath the surface; Plutonic: a term applied more especially to the granitic rocks: opposed to epigene.
from the GNU version of the Collaborative International Dictionary of English.
- adjective (Geol.) Formed or crystallized at depths beneath the earth's surface; -- said of granite, gneiss, and other rocks, whose crystallization is believed of have taken place beneath a great thickness of overlying rocks. Opposed to
epigene .
from Wiktionary, Creative Commons Attribution/Share-Alike License.
- adjective geology Formed underground, (often by ascending solutions).
Etymologies
Sorry, no etymologies found.
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Examples
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The underlying sulfide portion of the deposit, known as the hypogene project, is currently in the commissioning phase.
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That this is a hypogene rock, sometimes in contact with granite as well as with trap, is evident at
Journal of an Expedition into the Interior of Tropical Australia 2003
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As contemplated by the results of the scoping study, production from the hypogene would be expected to be approximately 200,000 tonnes per year of copper in concentrate plus approximately 5,100 tonnes per year of molybdenum in concentrate.
unknown title 2011
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As planned, copper cathode production of 2,700 tonnes in the fourth quarter was 31% lower than a year ago as the mine is transitioning from the supergene deposit to the primary hypogene deposit.
unknown title 2011
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Major development expenditures included $26 million for preparatory stripping for Highland Valley Copper's mine life extension project, $26 million for Antamina's expansion, $18 million at the Quebrada Blanca hypogene project and $68 million at our coal operations.
unknown title 2011
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Following the late 2010 completion of scoping work on the development of the hypogene resource that underlies the supergene deposit currently being mined at Quebrada Blanca, a full feasibility study commenced in early 2011.
unknown title 2011
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Following the completion of scoping work in late 2010 on the development of the hypogene resource that underlies the supergene deposit currently being mined at Quebrada Blanca, a full feasibility study commenced in early 2011.
unknown title 2011
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That this is a hypogene rock, sometimes in contact with granite as well as with trap, is evident at Oxley's Table Land, and other places.
Journal of an Expedition into the Interior of Tropical Australia Thomas Mitchell 1823
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The rocks which I have termed endogenous are characteristically distinguished by Lyell, in his 'Principles of Geology', 1833, vol. iii., p. 374, as "nether-formed" or "hypogene rocks."
COSMOS: A Sketch of the Physical Description of the Universe, Vol. 1 Alexander von Humboldt 1814
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Lyell, Charles, investigations on the numerical relations of extinct and organic life, 274, 275; nether-formed or hypogene rocks, 249; uniformity of the production of erupted rocks, 257.
COSMOS: A Sketch of the Physical Description of the Universe, Vol. 1 Alexander von Humboldt 1814
qroqqa commented on the word hypogene
One of the dictionaries cited here defines 'hypogene' as 'netherformed', a word with no entry at all, not even from that dictionary. I wonder if the other 24 people who looked it up before me were led to it by the same curiosity.
June 16, 2015