7:57

How to Identify Carbonates in the Field

1:07:42

AIG-ALS Technical Meeting: Tourmaline Breccia Pipes Associated with Intrusion-Related Cu Deposits

8:28

Perfect Alteration Indicator Porphyry

4:32

Breccia vs Breccia

5:21

Redrock Hydrothermal Alteration

28:05

Una peligrosa exploración de las vastas cámaras ocultas de Nenthead

45:00

ENSISHEIM 2022 International Meteorite Exhibition

4:32

Alunite and Pyrophillite