Significados de old sarcophagus en inglés

Could the powder just be from the wearing down of the old sarcophagus?

They found it in the old sarcophagus, which was now almost lost in leaves.

And feeling for the old sarcophagus, the Pope put his hand gently down into it.

Cairo - Japanese archaeologists have uncovered a 3,000-year- old sarcophagus of a New Kingdom pharaoh south of Cairo.

It shows three shepherds standing in a romantic landscape pointing out an old sarcophagus with the Latin inscription "Et in arcadia ego".