Sample DPKg
NavDat sample number 36956 · GRANITE
Sample
| Sample ID | DPKg |
|---|---|
| Rock name | GRANITE |
| Rock type | PLUTONIC |
| Composition | FELSIC |
| Material | IGNEOUS |
Location
| Latitude | 37.62 |
|---|---|
| Longitude | -119.09 |
| Location | Long Valley Caldera |
| State / province | California |
Age
| Age (Ma) | Error | Min | Max | Geologic age | Dated by |
|---|---|---|---|---|---|
| 104 | 65 | 144 |
Analyses
Whole rock
| Item | Value | Std. dev. | Unit | Method |
|---|---|---|---|---|
| SIO2 | 70.74 | WT% | XRF | |
| TIO2 | 0.39 | WT% | XRF | |
| AL2O3 | 14.98 | WT% | XRF | |
| FE2O3 | 2.95 | WT% | XRF | |
| MNO | 0.07 | WT% | XRF | |
| MGO | 0.71 | WT% | XRF | |
| CAO | 3.07 | WT% | XRF | |
| NA2O | 4.19 | WT% | XRF | |
| K2O | 2.62 | WT% | XRF | |
| P2O5 | 0.14 | WT% | XRF | |
| LOI | 0.28 | WT% | XRF | |
| TOTAL | 99.86 | WT% | XRF | |
| BA | 484 | PPM | XRF | |
| CR | 43 | PPM | XRF | |
| NB | 10 | PPM | XRF | |
| NI | 6 | PPM | ICPAES | |
| RB | 111 | PPM | XRF | |
| SR | 544 | PPM | XRF | |
| V | 37 | PPM | ICPAES | |
| Y | 9 | PPM | XRF | |
| ZR | 131 | PPM | XRF | |
| LA | 27.18 | PPM | ICPMS | |
| CE | 54.37 | PPM | ICPMS | |
| PR | 6.32 | PPM | ICPMS | |
| ND | 21.55 | PPM | ICPMS | |
| SM | 3.49 | PPM | ICPMS | |
| EU | 0.93 | PPM | ICPMS | |
| GD | 2.59 | PPM | ICPMS | |
| TB | 0.35 | PPM | ICPMS | |
| DY | 1.44 | PPM | ICPMS | |
| HO | 0.26 | PPM | ICPMS | |
| ER | 0.68 | PPM | ICPMS | |
| TM | 0.09 | PPM | ICPMS | |
| YB | 0.61 | PPM | ICPMS | |
| LU | 0.09 | PPM | ICPMS | |
| SC | 3 | PPM | ICPAES | |
| TH | 13.07 | PPM | ICPMS | |
| U | 4.32 | PPM | ICPMS | |
| BE | 2.05 | PPM | ICPAES | |
| CO | 6 | PPM | ICPAES | |
| CS | 3.65 | PPM | ICPMS | |
| HF | 0.6 | PPM | ICPMS | |
| TA | 0.76 | PPM | ICPMS | |
| PB | 15.1 | PPM | MS-ID | |
| SR87_SR86 | 0.70751 | TIMS | ||
| ND143_ND144 | 0.51223 | TIMS | ||
| PB208_PB204 | 38.85 | TIMS | ||
| PB207_PB204 | 15.65 | TIMS | ||
| PB206_PB204 | 18.93 | 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