![Mercury free gold mining – how to use alternatives (36:17)](https://img.oercommons.org/160x134/oercommons/media/upload/materials/images/Image03.png)
Only Sharing Permitted
CC BY-NC-ND
Geologist Peter Appel and a miner Leoncio Onay tells about mercury free gold mining by the ‘gravity-borax method’.
- Subject:
- Applied Science
- Career and Technical Education
- Environmental Studies
- Geology
- Health, Medicine and Nursing
- Physical Science
- Material Type:
- Lecture
- Provider:
- University of Southern Denmark
- Provider Set:
- Occupational Health in Mining
- Author:
- SC MinOSH-ICOH
- Scientist Peter Appel
- Date Added:
- 09/06/2019