different between diorite vs gabbro

English

Etymology

From French diorite (see below).

Noun

diorite (countable and uncountable, plural diorites)

1. (petrology) A grey intrusive igneous rock composed mostly of plagioclase feldspar, biotite, hornblende and/or pyroxene.

Derived terms

• dioritic
• granodiorite
• microdiorite

Translations

French

Etymology

Invented by mineralogist Alexandre Brongniart (1770-1847), derived from Ancient Greek ??????? (dioríz?, “distinguish”), from ??- plus ????? (horíz?, “to limit”).

Noun

diorite f (uncountable)

1. (petrology) diorite

Further reading

• “diorite” in Trésor de la langue française informatisé (The Digitized Treasury of the French Language).

Italian

Noun

diorite f (plural dioriti)

1. (petrology) diorite

Anagrams

• editori, riedito, tiroide

English

Etymology

From Italian gabbro.

Pronunciation

• (UK) IPA^(key): /??ab???/

Noun

gabbro (countable and uncountable, plural gabbros)

1. (petrology) Originally, a kind of serpentine; now generally a coarsely crystalline, igneous rock consisting of lamellar pyroxene and labradorite.
   • 2004, Richard Fortey, The Earth, Folio Society 2011, p. 59:

     It is known as gabbro and is thought to form the lower layer of the oceanic crust at about four kilometres depth and to comprise a layer up to six kilometres thick, making it one of the most abundant, if least recognisable, materials on earth.

Derived terms

• gabbroid
• gabbroic
• leucogabbro
• melagabbro
• microgabbro

Translations

Italian

Etymology

Probably from Latin glaber (“smooth; hairless”), through an archaic meaning of "uncultivated, barren land".

Pronunciation

• IPA^(key): /??ab.bro/
• Rhymes: -abbro
• Hyphenation: gàb?bro

Noun

gabbro m (plural gabbri)

1. (petrology) gabbro

References

• gabbro in Treccani.it – Vocabolario Treccani on line, Istituto dell'Enciclopedia Italiana