[geology] In ore deposit geology, hypogene processes occur deep below the earth`s surface, and tend to form deposits of primary minerals, as opposed to supergene processes that occur at or near the surface, and tend to form secondary minerals. At great depth the pressure is high, and water can remain liquid at temperatures well above 100 °...
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http://en.wikipedia.org/wiki/Hypogene_(geology)

• (a.) Formed or crystallized at depths 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.
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http://thinkexist.com/dictionary/meaning/hypogene/
Hyp'o·gene adjective [ Prefix
hypo- + the root of Greek ... to be born: confer French
hypogène .]
(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...
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http://www.encyclo.co.uk/webster/H/83

In geology, the term hypogene describes rocks formed or crystallized at depths beneath the earth's surface. It is said of granite, gneiss, and other rocks, whose crystallization is believed of have taken place beneath a great thickness of overlying rocks.
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http://www.probertencyclopaedia.com/browse/HH.HTM

hypogene 1. Formed by ascending fluids within the earth; such as, ore or mineral deposits. 2. Formed beneath the earth's surface.
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http://www.wordinfo.info/words/index/info/view_unit/900/16

formed beneath the earth's surface, as granite (opposed to epigene). · formed by ascending solutions, as mineral or ore deposits (opposed to supergene).
Found on
https://www.infoplease.com/dictionary/hypogene
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