He had a personal ornament — the shell necklace — that someone made or gave him.

He had clothing appropriate to the cold underground environment.

He was approximately 45 years old, which means he had been mining for a long time, had probably led younger miners to passages like this one, and had survived many trips before the one that killed him.

He connects the abstract archaeology of mining marks and torch fragments to the human reality of individuals making decisions in the dark: where to position themselves to reach the highest concentration of gypsum, how to work a specific ceiling deposit, whether the rubble pile at the base of a boulder was stable enough to use as a support.

He got that calculation wrong.