Minerals with Willsey: Quartz
22:33
Minerals with Willsey: Mineral Properties
24:19
Minerals with Willsey: Feldspars
25:13
The Truth about QUARTZ: Everything you Need To Know!
18:38
Minerals with Willsey: Micas
15:55
What is Artichoke Quartz? 17 Crazy Crystal Shapes
31:36
Rock Identification with Willsey: Volcanic Rocks (Tuff, Obsidian, Pumice)
19:26
Minerals with Willsey: Olivine, Pyroxene, and Amphibole
21:28