Analytical method: XRF
| Technique | XRF |
|---|---|
| Material | WHOLE ROCK |
| Mineral | none |
| Institution | Unknown, Unknown, USA |
| Reference | Varekamp, Johan C; Luhr, James F; Prestegaard, Karen L (1984) The 1982 eruptions of El Chichon Volcano Chiapas, Mexico; character of the eruptions, ash-fall deposits, and gasphase. Journal of Volcanology and Geothermal Research. 23; 1-2, Pages 39-68. 1984. |