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polymict. In DICTIOUS you will not only get to know all the dictionary meanings for the word
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English
Etymology
Coined by Finnish geologist Walter Wahl in 1952.
Adjective
polymict (not comparable)
- (geology, of a breccia) Containing multiple types of rock.
1952, Walter Wahl, “The brecciated stony meteorites and meteorites containing foreign fragments”, in Geochimica et Cosmochimica Acta, volume 2, number 2, →DOI, pages 91–117:It is pointed out that the breccias among stony meteorites are mainly of two kinds : (a) breccias in which the enclosed fragments are of the same material as the surrounding principal mass of the stone: it is proposed to call this kind of breccias “monomict breccias,” and (b) breccias in which the enclosed fragments are of a foreign material as compared with the surrounding principal mass of the stone: it is proposed to call these breccias “polymict breccias.”
1983, Jeremy S. Delaney et al., “The Nomenclature of Polymict Basaltic Achondrites”, in Meteoritics & Planetary Science, volume 18, number 2, →DOI:The ‘monomict’ meteorites are samples of a single lithology while the polymict meteorites are those containing two or more lithologies.
See also
Noun
polymict (plural polymicts)
- A breccia containing multiple types of rock.