Eucrite - Wikipedia
Eucrites are achondritic stony meteorites, many of which originate from the surface of the asteroid 4 Vesta and are part of the HED meteorite clan. They are the most common achondrite group …
Eucrite | Meteorite, Igneous Rock, Basalt | Britannica
Eucrite, rock that contains 30 to 35 percent calcium-rich plagioclase feldspar (bytownite or anorthite), as well as augite, hypersthene, pigeonite, and olivine. The name was given (1863) …
Eucrite - an overview | ScienceDirect Topics
Eucrite is a type of rock found in Earth and Planetary Sciences that typically consists of major orthopyroxene or pigeonite, calcic plagioclase, and minor to accessory minerals like silica, …
Eucrites - Meteorite Museum
Classification: Eucrite (diabasic, unbrecciated). Specimens: 43 g including two polished thin sections at UWB; 51.7 kg (including a 35.9 kg mass) with DPitt and the remainder with …
The origin of eucrites, diogenites, and olivine diogenites: …
Jul 8, 2013 · Rarer rock types include cumulate eucrites and olivine-bearing diogenites. This large and diverse suite of meteorites provides a detailed picture of Vesta's igneous and postigneous …
Eucrite Definition & Meaning - Merriam-Webster
The meaning of EUCRITE is a stony meteorite composed essentially of plagioclase and pigeonite.
Eucrite meteorites - SpringerLink
Eucrites are igneous meteorites that are characterized by subequal proportions of low-calcium pyroxene (pigeonite) and anorthitic plagioclase.
Calcium isotope constraints on the origin of eucrites and …
Jul 1, 2023 · Howardite-Eucrite-Diogenite (HED) meteorites represent a large suit of crustal and sub-crustal rocks from the Vesta. This work presents systematic examination of the Ca isotope …
Eucrite‐type achondrites: Petrology and oxygen isotope …
Oct 4, 2021 · We report petrologic studies and oxygen isotope analyses of normal and anomalous eucrites, termed eucrite-type achondrites. Petrologically anomalous eucrite-type achondrites …
Impact histories of angrites, eucrites, and their parent bodies
Nov 14, 2011 · Eucrites are largely composed of pyroxene and plagioclase feldspar and are closely associated with the diogenites, which are orthopyroxenites, and howardites—breccias …