A bigger, less pure black diamond was discovered in Brazil in the late 1800s, but it was found above ground and was believed to have been part of a meteorite. Botswana, a country of 2.6 million ...

Others maintain that carbon atoms (or, in a minority opinion, grains of meteoritic black graphite) within the hurtling meteorite itself transformed instantly into diamond during the extraordinary ...

The Almahata Sitta meteorite broke up in Earth’s atmosphere ... Ni)-sulfide inclusions embedded in diamond,” the researchers write. “The composition and morphology of the inclusions can ...

Most meteorites are small — pebble-sized or smaller — chunks of rocky material that, in most cases, get buried in the soil or ...