NASA’s asteroid Bennu samples have rocks unlike any meteorite ever found

Citation from article:

Harold Connolly Jr., a meteorite expert at Rowan University.
 Sara Russell, a meteorite researcher at the Natural History Museum in London 
Meteorite experts Loan Le and Kathie Thomas-Keprta at the Johnson Space Cente

Chondrules formed when small grains of dust were heated early on in the solar system and later cooled.

“Chondrules are so unusual,” says Thomas-Keprta. “They would never have been predicted if they didn’t exist.”

Could be a reference for: https://circularastronomy.com/planet-and-comet-formation-process-in-convection-cell-rings/