Folks, he's a super-troll. He posts photos of quartz, knowing well what they are to only step back and see your responses only to laugh at them. The best thing to do is ignore his posts, and he will go away. Hopefully.
Nokta FoRs Gold, a Gold Cube, 2 Keene Sluices and Lord only knows how many pans....not to mention a load of other gear my wife still doesn't know about!