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Peridotite vs Kelyphite - What's the difference?

peridotite | kelyphite |

As nouns the difference between peridotite and kelyphite

is that peridotite is (geology|mineralogy) a rock consisting of small crystals of olivine, pyroxene and hornblende; the major constituent of the earth's mantle while kelyphite is (mineralogy) a substitution mineral found surrounding garnet in peridotites.

peridotite

English

(wikipedia peridotite)

Noun

(en noun)
  • (geology, mineralogy) A rock consisting of small crystals of olivine, pyroxene and hornblende; the major constituent of the Earth's mantle.
  • *2004 , (Richard Fortey), The Earth , Folio Society 2011, p. 60:
  • *:Varieties of peridotite' are distinguished by their mineral composition; for example, dunite is a ' peridotite which is virtually all olivine, and a dense, dark green in colour.

    • kelyphite

    English

    Noun

    (en noun)
  • (mineralogy) A substitution mineral found surrounding garnet in peridotites.
  • *{{quote-journal
    • , date = 2000-05-19 , first = Kenneth D. , last = Collerson , coauthors = et al. , title = Rocks from the Mantle Transition Zone: Majorite-Bearing Xenoliths from Malaita, Southwest Pacific , journal = , issn = 0036-8075 , doi = 10.1126/science.288.5469.1215 , volume = 288 , issue = 5469 , pages = 1215-1223 , url = http://www.sciencemag.org/cgi/content/abstract/288/5469/1215 , passage = Relationships shown in Fig. 3 , B and C demonstrate that formation of the symplectite predated development of glassy kelyphite veins which formed by decompression melting during rapid ascent of the host . }}
  • * Obata, M.; Ozawa, K.; Spengler, D. in American Geophysical Union, Fall Meeting 2009, abstract #V44A-02
  • *:Kelyphite is a fine grained, fibrous and radially oriented mineral assembly surrounding partially retrogressed garnet.