Encontrei espécime de OURO em veio de quartzo
42:02
Hidden Gems: Rare Fossils, Gems and Stones Found on Vancouver Island
15:31
Gold prospecting with a metal detector – can I find more gold nuggets by changing the coil?
31:37
Hiking To The CIA’s “Top Secret” Plane Crash in Death Valley
24:25
The clay holds the MOTHERLODE !
23:30
I Found GOLD in a Quartz Vein
27:53
I Found Something Unbelievable on Google Earth
1:11:15
How It's Made: A Stone Sphere
14:53