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pallasite

pallasite

9.9
A space rock with green crystals set in shiny metal
  • noun
  • /ˈpæl.ə.saɪt/
  • Specialized
translation icon : palasita
  • Pallasites are a unique type of meteorite that combine the green mineral olivine with a nickel-iron base, making them highly sought after.
  • stony-iron pallasites
  • iron pallasites

Examples

  • Stony-iron pallasites, like this sample found near Imilac, Chile, are gorgeous when lit from behind.

    Academic text (2001)
  • Pallasites originate from the core-mantle boundary, where olivine crystals formed a lattice network with nickel-iron from the core.

    Academic text (2001)
  • Imilac, also from Chile, is another nice pallasite.

    Academic text (2001)
  • A beautiful pallasite on the market is Esquel, which was found in Argentina in 1951.

    Academic text (2001)
  • Chapters on iron meteorites, pallasites, and ...

    Blog text (20)
  • The best pallasite samples, which are some of the most beautiful meteorite specimens, are made of 50% olivine and 50% nickel-iron.

    Academic text (2001)
  • To many collectors, pallasites are the most beautiful meteorites, particularly when sliced.

    Academic text (2001)
  • This stony-iron Esquel pallasite came from the core-mantle boundary of a differentiated parent body.

    Academic text (2001)
  • The two main types of stony-iron meteorites, pallasites and mesosiderites, also come from large, differentiated parent bodies, so they lack chondrules as well.

    Academic text (2001)
  • Many collectors consider the pallasite, with its stunning olivine crystals, to be a highlight of their collections.

Synonyms

meteorite
vspallasite
  • Specialized
62 6.7

A piece of rock or metal from space that falls to Earth

is a specific kind with olivine crystals embedded in iron and nickel metal
meteorolite
vspallasite
  • Specialized
1 9.9

A rock or metal piece from space that falls to Earth

is the same but specifically made of olivine in a metal matrix

Surface Forms

pallasite singular
pallasites plural

Morphology

pallasite = Pallas (semi-transparent) = pallas + ite

Formally built from the proper name 'Pallas' plus the mineral-forming suffix '-ite', but the specific meaning 'type of meteorite' is specialized and relies on knowledge of the suffix.

Etymology

Pallasite is named after the scientist Pallas, and the ending -ite means 'rock' or 'mineral', like in granite. So a pallasite is literally 'Pallas's rock', a type of meteorite with green olivine crystals set in metal.