Take, for example, pallasite meteorites – extra-terrestrial rocks that are strung through with gemstones, offering tantalizing glimpses into our Solar System’s deep history. Oh, you haven’t ...

Pallasite meteorites like the Imilac formed in the asteroid ... When light is shone through it, the green-yellow olivine crystals sparkle like gems. Caroline says, 'Imilac is stunning, but it was also ...

One type, however, known as a pallasite meteorite is very different. They are made of olive-green crystals that are composed of magnesium-iron silicate called olivine. This olivine is embedded ...