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3 definitions found

From: DICT.TW English-Chinese Dictionary 英漢字典

 pe·ri·do·tite /pəˈrɪdəˌtaɪt/
 橄欖岩

From: Webster's Revised Unabridged Dictionary (1913)

 Per·i·do·tite n.  Min. An eruptive rock characterized by the presence of chrysolite (peridot).  It also usually contains pyroxene, enstatite, chromite, etc.  It is often altered to serpentine.
 Note: ☞ The chief diamond deposits in South Africa occur in a more or less altered peridotite.
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From: WordNet (r) 2.0

 peridotite
      n : a dark coarse-grained igneous rock consisting principally of
          olivine