Chondrite Meteorite: Any stony meteorite characterized by the presence of chondrules. Chondrules are small, usually spherical particles about one millimetre in diameter that consist largely of the silicate minerals olivine and pyroxene. Another meteorite I would love to own, (hint) "A good holiday gift idea!"
Lunaite - lunar breccia (NW Africa 8586 Meteorite).This Moon rock has been classified as a "lunar feldspathic fragmental breccia": a poor lithologic label.All breccias have fragments so "fragmental breccia" is uninformative, unnecessary, & redundant.Also the dominant clast type isn't feldspar, it's anorthosite, a coarsely-crystalline textured, intrusive igneous rock dominated by the mineral anorthite.Some clasts are basalt from lunar lowlands.The anorthosite clasts come from the lunar highla...
When picturing a meteorite, we generally think of it as something that’s jagged with a rough texture. Reddit user Isai76, however, recently shared something unexpected - a polished meteorite! In addition to the photo, fellow Redditor fewthe3rd explained what makes this polished piece so special. It’s technically a pallasitic meteorite, and the green-yellow transparent minerals are called olivine, which composes most of the upper mantle of the Earth. The metallic parts are an iron-nickel allo...