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Sample LC80-527
NavDat sample number 19953 · ANDESITE
Sample
| Sample ID | LC80-527 |
|---|
| Rock name | ANDESITE |
|---|
| Rock type | VOLCANIC |
|---|
| Composition | INTERMEDIATE |
|---|
| Material | IGNEOUS |
Location
| Latitude | 40.4587 |
|---|
| Longitude | -121.466 |
|---|
| Location | Brokeoff phase Stage II |
|---|
| State / province | California |
Age
| Age (Ma) | Error | Min | Max | Geologic age | Dated by |
| 0.44 |
|
0.4 |
0.47 |
|
|
Analyses
Whole rock
| Item | Value | Std. dev. | Unit | Method |
| SIO2 | 61.32 | | WT% | XRF |
| AL2O3 | 17.52 | | WT% | XRF |
| FE2O3 | 1.07 | | WT% | XRF |
| FEO | 3.87 | | WT% | XRF |
| MGO | 3.43 | | WT% | XRF |
| CAO | 6.39 | | WT% | XRF |
| NA2O | 3.95 | | WT% | XRF |
| K2O | 1.52 | | WT% | XRF |
| TIO2 | 0.63 | | WT% | XRF |
| P2O5 | 0.17 | | WT% | XRF |
| MNO | 0.08 | | WT% | XRF |
| RB | 34 | | PPM | XRF |
| SR | 754 | | PPM | XRF |
| BA | 449 | | PPM | XRF |
| Y | 19 | | PPM | XRF |
| ZR | 150 | | PPM | XRF |
| NB | 6 | | PPM | XRF |
| CO | 16.7 | | PPM | XRF |
| CR | 38.4 | | PPM | XRF |
| CS | 0.6 | | PPM | XRF |
| HF | 3.3 | | PPM | XRF |
| TA | 0.45 | | PPM | XRF |
| TH | 4.1 | | PPM | XRF |
| SC | 13.3 | | PPM | XRF |
| LA | 17 | | PPM | XRF |
| SM | 2.8 | | PPM | XRF |
| EU | 0.87 | | PPM | XRF |
| YB | 1.5 | | PPM | XRF |
| PB | 6.2 | | PPM | XRF |
| SR87_SR86 | 0.70347 | | | MS |
| PB206_PB204 | 18.873 | | | MS |
| PB207_PB204 | 15.598 | | | MS |
| PB208_PB204 | 38.505 | | | MS |
| ND143_ND144 | 0.512855 | | | MS |
| TOTAL | 99.98 | | WT% | XRF |
References
- Muffler, L J Patrick (prefacer) (1990) Stratigraphic, lithologic, and major element geochemical constraintson magmatic evolution at Lassen volcanic center, California. Journal of Geophysical Research, vol.95, no.B12, pp.19,651-19,669, 10Nov 1990