different between igneous vs lherzolite

English

Etymology

From Latin igneus (“fiery”).

Pronunciation

• IPA^(key): /???ni.?s/

Adjective

igneous (not comparable)

1. Pertaining to or having the nature of fire; containing fire; resembling fire.

2. (geology) Resulting from, or produced by, great heat. With rocks, it could also mean formed from lava or magma.

Translations

Further reading

• igneous rock on Wikipedia.Wikipedia

English

Etymology

From Lherz in the Pyrenées +? -lite.

Pronunciation

• (UK) IPA^(key): /?l??z?l??t/

Noun

lherzolite (countable and uncountable, plural lherzolites)

1. (mineralogy) A dark-green igneous rock consisting largely of chrysolite, with pyroxene and picotite.
   • 2004, Richard Fortey, The Earth, Folio Society 2011, p. 60:

     The most important variety is called lherzolite: its list of constituent minerals includes a lot of olivine but also feldspar and pyroxene, and often small quantities of two other minerals: garnet and spinel.

Further reading

• “lherzolite”, in Mindat.org – Glossary?^[1], Hudson Institute of Mineralogy, 2000–2021.