Learn Rock Identification with Two Geologists
24:07
Learn to Identify Lake Huron Rocks with Two Geologists
26:42
I cut MY Lake Superior Agates open!
24:25
Rock Identification with Willsey: BASALT and its many varieties
32:40
The Earliest We've Ever Hunted Rocks on Lake Superior
20:29
Rock Hounding Vid #35
19:17
Rock and Mineral Identification
20:20
JASPER Geology Explained One on One lesson with a REAL Geologist
19:17