Minerals with Willsey: Micas
24:19
Minerals with Willsey: Feldspars
19:26
Minerals with Willsey: Olivine, Pyroxene, and Amphibole
14:48
Rock Identification
16:03
Minerals with Willsey: Calcite
9:49
Top 7 Rock Cuts of the Week! Amazing Wonderstone, Polychrome Jasper, Agate, and Fossil Inclusions!
19:17
Rock and Mineral Identification
31:14
Rock Identification with Willsey: Conglomerate, Breccia, and Diamictite
17:27