peridotite en · NOUN
Pronunciation
- /ˈpɛɹ.ɪ.dəˌtaɪt/ (UK)
- /ˈpɛɹ.ɪ.doʊˌtaɪt/ (US)
- /pəˈɹɪd.əˌtaɪt/ (US)
Etymology
Etymology tree English peridot Proto-Indo-European *-tósder. Ancient Greek -της (-tēs)der. Ancient Greek -ῑ́της (-ī́tēs)der. Latin -ītēslbor. French -iteder. English -ite English peridotite From peridot + -ite.
Meanings
-
(countable, uncountable) A rock consisting of small crystals of olivine, pyroxene and hornblende; the major constituent of the Earth's mantle.
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.
2004, Richard Fortey, The Earth, Folio Society, published 2011, page 60:
Forms
| Spelling | Features | Labels | Source |
|---|---|---|---|
| peridotites | Number=Plur | lexicographic |
Deriveds
Translations (7)
es peridotita (rock) · cmn 橄欖石 /橄榄石 (rock) · fi peridotiitti (rock) · cmn 橄欖岩 /橄榄岩 (rock) · fr péridotite (rock) · ja カンラン岩 (rock) · ja 橄欖岩 (rock)