Sample H75.09B
NavDat sample number 130377 · DACITE
Sample
| Sample ID | H75.09B |
|---|---|
| Rock name | DACITE |
| Rock type | VOLCANIC |
| Composition | FELSIC |
| Material | IGNEOUS |
Location
| Latitude | 38.8221 |
|---|---|
| Longitude | -122.737 |
| Location | COBB VALLEY |
| State / province | CALIFORNIA |
Age
| Age (Ma) | Error | Min | Max | Geologic age | Dated by |
|---|---|---|---|---|---|
| 1.08 | 1.06 | 1.1 |
Analyses
WHOLE ROCK
| Item | Value | Std. dev. | Unit | Method |
|---|---|---|---|---|
| SIO2 | 65.3 | WT% | RAPID_ROCK | |
| TIO2 | 0.53 | WT% | RAPID_ROCK | |
| AL2O3 | 15.7 | WT% | RAPID_ROCK | |
| FE2O3 | 0.67 | WT% | RAPID_ROCK | |
| FEO | 2.7 | WT% | RAPID_ROCK | |
| MNO | 0.05 | WT% | RAPID_ROCK | |
| MGO | 3.1 | WT% | RAPID_ROCK | |
| CAO | 3.5 | WT% | RAPID_ROCK | |
| NA2O | 3.8 | WT% | RAPID_ROCK | |
| K2O | 2.5 | WT% | RAPID_ROCK | |
| P2O5 | 0.19 | WT% | RAPID_ROCK | |
| H2O_PLUS | 0.49 | WT% | RAPID_ROCK | |
| H2O | 0.05 | WT% | RAPID_ROCK | |
| TOTAL | 98.58 | WT% | RAPID_ROCK | |
| CS | 6.1 | PPM | INAA | |
| RB | 87 | PPM | INAA | |
| BA | 919 | PPM | INAA | |
| TH | 8.5 | PPM | INAA | |
| U | 0 | PPM | INAA | |
| TA | 0.5 | PPM | INAA | |
| LA | 29 | PPM | INAA | |
| CE | 47 | PPM | INAA | |
| SR | 426 | PPM | INAA | |
| ND | 20 | PPM | INAA | |
| SM | 4.8 | PPM | INAA | |
| ZR | 152 | PPM | INAA | |
| HF | 4 | PPM | INAA | |
| EU | 1.05 | PPM | INAA | |
| YB | 1.7 | PPM | INAA | |
| LU | 0.26 | PPM | INAA | |
| SR87_SR86 | 0.70518 | TIMS | ||
| ND143_ND144 | 0.511861 | TIMS |