primitive meteorite tagged posts

Image of the solar protoplanetary nebula. The image on the left is the structure of crystalline silica, and on the right is an electron micrograph of the amoeboid olivine aggregate the research team found in the primitive meteorite, Yamato-793261. (©NASA/JPL-Caltech)

Scientists discovered silica mineral quartz in a primitive meteorite, becoming the first in the world to present direct evidence of silica condensation within the solar protoplanetary disk. They also found ultrarefractory scandium- and zirconium-bearing minerals in the meteorite, which implies that the minerals condensed from nebular gas over a wide temperature range...