Analytical method: UNKNOWN
| Technique | UNKNOWN |
|---|---|
| Material | WHOLE ROCK |
| Mineral | none |
| Comment | total Fe as FeOT |
| Reference | McCulloh, Richard P (1977) Geology of the Yellow Hill Quadrangle, Brewster County, Texas. |
| Technique | UNKNOWN |
|---|---|
| Material | WHOLE ROCK |
| Mineral | none |
| Comment | total Fe as FeOT |
| Reference | McCulloh, Richard P (1977) Geology of the Yellow Hill Quadrangle, Brewster County, Texas. |