Long-lost ‘extinct’ meteorite found
Unusual space rock fragment may have come from 470-million-year-old cosmic collision
![Meteorites](https://i0.wp.com/www.sciencenews.org/wp-content/uploads/2016/06/061316_ts_meteorite_free.jpg?fit=860%2C460&ssl=1)
ROCKY REMAINDERS A new meteorite (dark area, center) discovered embedded inside red limestone may have formed during the same space crash that formed L chondrites, one of the most abundant meteorite groups on Earth.
Birger Schmitz