Nickel-iron meteorites often have a distinctive crystallization pattern[1] which makes them easy to spot (I have nice little piece etched to show it, stuck to a

Nickel-iron meteorites often have a distinctive crystallization pattern[1] which makes them easy to spot (I have nice little piece etched to show it, stuck to a magnet on my fridge). 1: https://en.wikipedia.org/wiki/Widmanst%C3%A4tten_pattern#Usage https://en.wikipedia.org/wiki/Widmanst%C3%A4tten_pattern#Usa...