David Hole discovered a heavy rock in 2015, initially believing it contained gold. After years of attempts to open it, ...

Chondritic meteorites (chondrites) are some of the oldest rocks in our solar system, forming 4.5 billion years ago. Therefore ...

Chondrites and Chondrules The first are stony meteorites; the second, the small spherical bodies they contain. There is evidence that the chondrules date back to the opening stages in the ...

Chondrules are spherical silicate grains which formed from protoplanetary disk material, and as such provide an important record of the conditions of the Solar System in pre-planetary times.