Sample SJGD1
NavDat sample number 34012 · DACITE
Sample
| Sample ID | SJGD1 |
|---|---|
| Alternate ID | 25 |
| Rock name | DACITE |
| Rock type | VOLCANIC |
| Composition | FELSIC |
| Material | IGNEOUS |
Location
| Latitude | 36.82 |
|---|---|
| Longitude | -121.55 |
| State / province | California |
| Volcanic field | Coast Range Province CRP volcanics |
Age
| Age (Ma) | Error | Min | Max | Geologic age | Dated by |
|---|---|---|---|---|---|
| 23 | 21 | 25 |
Analyses
Whole rock
| Item | Value | Std. dev. | Unit | Method |
|---|---|---|---|---|
| SIO2 | 65.55 | WT% | XRF | |
| NA2O | 4.22 | WT% | XRF | |
| K2O | 2.73 | WT% | XRF | |
| MGO | 0.16 | WT% | XRF | |
| FE2O3 | 4.41 | WT% | XRF | |
| AL2O3 | 15.51 | WT% | XRF | |
| CAO | 3.17 | WT% | XRF | |
| MNO | 0.01 | WT% | XRF | |
| P2O5 | 0.48 | WT% | XRF | |
| TIO2 | 0.89 | WT% | XRF | |
| BA | 774 | PPM | ICPMS | |
| CE | 71.8 | PPM | ICPMS | |
| EU | 1.86 | PPM | ICPMS | |
| HF | 8.4 | PPM | ICPMS | |
| LA | 33.7 | PPM | ICPMS | |
| LU | 0.36 | PPM | ICPMS | |
| ND | 38.6 | PPM | ICPMS | |
| RB | 86 | PPM | ICPMS | |
| SC | 11.2 | PPM | ICPMS | |
| SM | 7.92 | PPM | ICPMS | |
| SR | 232 | PPM | ICPMS | |
| TA | 2 | PPM | ICPMS | |
| TB | 1.07 | PPM | ICPMS | |
| TH | 8.7 | PPM | ICPMS | |
| U | 2.3 | PPM | ICPMS | |
| YB | 2.68 | PPM | ICPMS | |
| SR87_SR86 | 0.70809 | TIMS | ||
| RB87_SR86 | 1.073 | TIMS | ||
| ND143_ND144 | 0.51273 | TIMS | ||
| SM147_ND144 | 0.124 | TIMS |