achondrite


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a·chon·drite

 (ā-kŏn′drīt′)
n.
A stony meteorite that contains no chondrules.

a′chon·drit′ic (-drĭt′ĭk) adj.

achondrite

(eɪˈkɒndraɪt)
n
(Celestial Objects) a rare stony meteorite that consists mainly of silicate minerals and has the texture of igneous rock but contains no chondrules. Compare chondrite
achondritic adj

a•chon•drite

(eɪˈkɒn draɪt)

n.
a meteorite containing no chondrules.
[1900–05]
a`chon•drit′ic (-ˈdrɪt ɪk) adj.

achondrite

A type of stony meteorite.
ThesaurusAntonymsRelated WordsSynonymsLegend:
Noun1.achondrite - a stony meteor lacking chondrulesachondrite - a stony meteor lacking chondrules  
rock, stone - a lump or mass of hard consolidated mineral matter; "he threw a rock at me"
References in periodicals archive ?
Looking at other faces he would have recognized it as a type of meteorite called an achondrite, Randy Korotev, WUSTL's meteorite expert said.
Locality: Norton County meteorite (enstatite achondrite) which fell on February 18, 1948, in Nebraska, USA.
This basin appears to have excavated into the mantle of Vesta, exposing material spectrally similar to diogenite meteorites; Vesta's crust is spectrally similar to eucrite and howardite meteorites, thus confirming that Vesta and its family of asteroids are the source of the howardite-eucrite-diogenite (HED) family of basaltic achondrite meteorites.
Part II - What is a Meteorite?, concentrates on how to recognize a meteorite, and describes the various classifications (chondrite, achondrite, iron, stony-iron) in readily assimilable terms.
He thinks NWA 7325 could belong to a class of meteorites known as primitive achondrites, which contain chromium-rich pyroxene and are low in iron.
Members of the subclass of stony meteorites known as achondrites are completely devoid of chondrules.
Ordinary chondrites, achondrites, and martian meteorites have a positive epsilon [sup.53]Cr, carbonaceous chondrites a negative epsilon [sup.53]Cr.