"Fossil feathers are usually preserved in ancient mudrocks laid down in lakes or lagoons. The fossil vulture is preserved in ash deposits, which is extremely unusual," study lead author Valentina ...

"The fine preservation of the feather structures indicates that the vulture carcass was entombed in a low-temperature ...

Some of the most famous diamond deposits are associated with Kimberly-type pyroclastic kimberlite facies (KPK) located within diatreme part of kimberlite pipes. The origin of this type of kimberlite ...

Tomohiro Tsuji, an assistant professor of geology with the Yamaguchi University graduate school, said on March 16 that deposits from the pyroclastic flow were discovered last December at a ...