Intro to Mineralogy
52:57
Mineral Chemistry
1:13:20
Intro to Optical Mineralogy
28:20
Rock Identification with Willsey: Intro to Igneous Rocks!
53:57
Ned Howard presents 'Introduction to Multi-Element Geochemistry in Exploration' at GSA SGEG Webinar
56:25
Geology 4 (Minerals)
2:38:21
klasik müziğin zamansız eserleri(Reklamsız) | Vivaldi, Mozart, Beethoven, Chopin | İyileşme, Rahatla
22:33
Minerals with Willsey: Mineral Properties
19:17