The most famous stone picked up by the Apollo astronauts is sample number 15415. This rock of 269,4 grams has been studied by many scientists. Here is the scientific description of this Ferroan Anorthosite rock picked up by the Apollo-15 astronauts.
Please look carefully this video and especially time from 7:42 to 7:47. Look the exact form of the stone pieces. What do you see? Do they look normal pieces of stone to you. Is this the paranoia called “pareidolia”?