Sample 1694
NavDat sample number 53189 · TUFF
Sample
| Sample ID | 1694 |
|---|---|
| Rock name | TUFF |
| Rock type | VOLCANIC |
| Composition | FELSIC |
| Material | IGNEOUS |
| Collected by | Donnelly-Nolan |
Location
| Latitude | 41.56 |
|---|---|
| Longitude | -121.503 |
| State / province | California |
| Volcanic field | Medicine Lake |
Age
| Age (Ma) | Error | Min | Max | Geologic age | Dated by |
|---|---|---|---|---|---|
| 0.29 | 0.029 | 0.549 |
Analyses
Whole Rock
| Item | Value | Std. dev. | Unit | Method |
|---|---|---|---|---|
| SIO2 | 56.9 | WT% | XRF | |
| AL2O3 | 16.9 | WT% | XRF | |
| FEOT | 8.62 | WT% | XRF | |
| MGO | 3.57 | WT% | XRF | |
| CAO | 7.21 | WT% | XRF | |
| NA2O | 4.05 | WT% | XRF | |
| K2O | 1 | WT% | XRF | |
| TIO2 | 1.3 | WT% | XRF | |
| P2O5 | 0.27 | WT% | XRF | |
| MNO | 0.15 | WT% | XRF | |
| TOTAL | 98.99 | WT% | XRF | |
| LOI | 0.9 | WT% | XRF | |
| RB | 30 | PPM | XRF | |
| SR | 540 | PPM | XRF | |
| Y | 30 | PPM | XRF | |
| ZR | 144 | PPM | XRF | |
| NB | 7 | PPM | XRF | |
| BA | 401 | PPM | XRF | |
| NI | 11 | PPM | XRF | |
| CU | 98 | PPM | XRF | |
| ZN | 85 | PPM | XRF | |
| CR | 40 | PPM | XRF | |
| SC | 29.9 | PPM | INAA | |
| CR | 22 | PPM | INAA | |
| CO | 24 | PPM | INAA | |
| ZN | 75 | PPM | INAA | |
| RB | 22 | PPM | INAA | |
| SR | 600 | PPM | INAA | |
| ZR | 220 | PPM | INAA | |
| SB | 0.11 | PPM | INAA | |
| CS | 1.12 | PPM | INAA | |
| BA | 381 | PPM | INAA | |
| LA | 12.3 | PPM | INAA | |
| CE | 28.4 | PPM | INAA | |
| ND | 13.6 | PPM | INAA | |
| SM | 3.71 | PPM | INAA | |
| EU | 1.31 | PPM | INAA | |
| TB | 0.631 | PPM | INAA | |
| YB | 2.04 | PPM | INAA | |
| LU | 0.32 | PPM | INAA | |
| HF | 3.08 | PPM | INAA | |
| TA | 0.322 | PPM | INAA | |
| TH | 2.55 | PPM | INAA | |
| U | 0.64 | PPM | INAA |