The Widmanstätten Pattern Found in Many Iron Meteorites Consists of

The Widmanstätten pattern found in many iron meteorites consists of

A) a myriad of small iron crystals formed when the rock cooled quickly in the vacuum of space.
B) small holes created by the heating and partial melting of the meteorite as it entered Earth's atmosphere.
C) fracture lines created by the original impact that knocked the meteoroid off the parent asteroid.
D) large crystals formed as the iron cooled slowly over many millions of years.