Angrites are a rare group of achondrites consisting mostly of Al-Ti bearing diopside, hedenbergite, olivine, anorthite and troilite with minor traces of phosphate and metals. The group is named …

钛辉无球粒陨石（Angrites）是以 1869年1月20日 （具体日期已不可知） 目击降落 于巴西里约热内卢的 Angra dos Reis 陨石为该类群的特征标本和定名陨石，也是目前 全球唯一目击降落 …

2012年9月1日 · Angrites are medium- to coarse-grained (up to 2–3 mm), unbrecciated and essentially unshocked mafic to basaltic (Table 10) igneous crustal rocks (Fig. 1) and have Fe …

鈦輝無粒隕石 （Angrites）是一群罕見的 無粒隕石，其組成的 礦物 多數是 輝石 與一些 橄欖石 、 鈣長石 和 隕硫鐵。 這個群的名稱來自 安格拉杜斯雷斯隕石 （Angra dos Reis meteorite）。 …

2021年11月11日 · Angrites are a group of basaltic achondrites with unusual mineralogy and ancient crystallization ages. They are ultramafic crustal rocks that have experienced no …

2022年12月1日 · Angrites are silica-undersaturated achondrites formed very early in the history of the Solar System, and the most volatile-depleted known meteorites. As such, the study of …

2012年5月1日 · Angrites are a small but diverse group of refractory mafic to ultramafic meteorites that formed by melting in the mantle of a differentiated early solar system body.

This is 1 of 43 approved meteorites classified as Angrite. Search for specimens in the Smithsonian Institution collection (U.S.): Search for this meteorite in the Natural History …

ANGRITE . Angrites are a rare group of achondrite meteorites (= meteorites lacking rounded structures called chondrules) with a distinctive chemistry and mineralogy. Dates on some of …

2023年11月27日 · Here, we report on microstructurally guided in situ geochemical and Pb–Pb isotopic measurements on angrites aimed at better understanding of the timing and nature of …