Sample BSQpb
NavDat sample number 36941 · BASALT
Sample
| Sample ID | BSQpb |
|---|---|
| Rock name | BASALT |
| Rock type | VOLCANIC |
| Composition | MAFIC |
| Material | IGNEOUS |
| Comment | Alkali basalt |
Location
| Latitude | 37.75 |
|---|---|
| Longitude | -118.942 |
| Location | Long Valley Caldera |
| State / province | California |
Age
| Age (Ma) | Error | Min | Max | Geologic age | Dated by |
|---|---|---|---|---|---|
| 0.22 | 0.02 | 0.42 |
Analyses
Whole rock
| Item | Value | Std. dev. | Unit | Method |
|---|---|---|---|---|
| SIO2 | 50.73 | WT% | XRF | |
| TIO2 | 1.63 | WT% | XRF | |
| AL2O3 | 17.91 | WT% | XRF | |
| FE2O3 | 9.47 | WT% | XRF | |
| MNO | 0.14 | WT% | XRF | |
| MGO | 5.3 | WT% | XRF | |
| CAO | 8.67 | WT% | XRF | |
| NA2O | 3.78 | WT% | XRF | |
| K2O | 1.65 | WT% | XRF | |
| P2O5 | 0.62 | WT% | XRF | |
| LOI | 0.05 | WT% | XRF | |
| TOTAL | 99.89 | WT% | XRF | |
| BA | 948 | PPM | XRF | |
| CR | 95 | PPM | XRF | |
| NB | 17 | PPM | XRF | |
| NI | 38 | PPM | ICPAES | |
| RB | 24 | PPM | XRF | |
| SR | 1171 | PPM | XRF | |
| V | 194 | PPM | ICPAES | |
| Y | 25 | PPM | XRF | |
| ZR | 219 | PPM | XRF | |
| LA | 45.67 | PPM | ICPMS | |
| CE | 98.27 | PPM | ICPMS | |
| PR | 12.68 | PPM | ICPMS | |
| ND | 48.24 | PPM | ICPMS | |
| SM | 8.04 | PPM | ICPMS | |
| EU | 2.32 | PPM | ICPMS | |
| GD | 6.59 | PPM | ICPMS | |
| TB | 0.88 | PPM | ICPMS | |
| DY | 4.59 | PPM | ICPMS | |
| HO | 0.97 | PPM | ICPMS | |
| ER | 2.37 | PPM | ICPMS | |
| TM | 0.33 | PPM | ICPMS | |
| YB | 2.03 | PPM | ICPMS | |
| LU | 0.31 | PPM | ICPMS | |
| SC | 20.4 | PPM | ICPAES | |
| TH | 4.03 | PPM | ICPMS | |
| U | 0.85 | PPM | ICPMS | |
| BE | 1.44 | PPM | ICPAES | |
| CO | 34 | PPM | ICPAES | |
| CS | 0.12 | PPM | ICPMS | |
| HF | 4.94 | PPM | ICPMS | |
| TA | 0.93 | PPM | ICPMS | |
| SR87_SR86 | 0.70633 | TIMS | ||
| ND143_ND144 | 0.51252 | TIMS | ||
| PB208_PB204 | 38.97 | TIMS | ||
| PB207_PB204 | 15.69 | TIMS | ||
| PB206_PB204 | 19.24 | TIMS |
References
- Cousens, Brian L (1996) Magmatic evolution of Quaternary mafic magmas at Long Valley Calderaand the Devils Postpile, California; effects of crustal contaminationon lithospheric mantle-derived magmas. Journal of Geophysical Research, vol.101, no.B12, pp.27,673-27,689, 10Dec 1996 doi:10.1029/96JB02093