Not a fan of this guys videos.
But in this video he does show & talk about a range of ore bearing rocks.
Including;
Arsenopyrites
Sulphides (yellow)
Moissanite? (difficult to understand his put on accent)
Felsic (speckly quartz that has been broken (to release gold) then reset in sandstone/clays)
![](http://paydirt-discourse.s3-us-west-2.amazonaws.com/original/2X/b/b7ec95387d24abe4d465b7de12dd1404be9713c9.jpg)