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Sample LC84-600
NavDat sample number 19952 · ANDESITE
Sample
| Sample ID | LC84-600 |
|---|
| Rock name | ANDESITE |
|---|
| Rock type | VOLCANIC |
|---|
| Composition | INTERMEDIATE |
|---|
| Material | IGNEOUS |
Location
| Latitude | 40.4533 |
|---|
| Longitude | -121.486 |
|---|
| Location | Brokeoff phase Stage I |
|---|
| State / province | California |
Age
| Age (Ma) | Error | Min | Max | Geologic age | Dated by |
| 0.54 |
|
0.47 |
0.6 |
|
|
Analyses
Whole rock
| Item | Value | Std. dev. | Unit | Method |
| SIO2 | 67.98 | | WT% | XRF |
| AL2O3 | 15.96 | | WT% | XRF |
| FE2O3 | 0.69 | | WT% | XRF |
| FEO | 2.48 | | WT% | XRF |
| MGO | 1.01 | | WT% | XRF |
| CAO | 3.24 | | WT% | XRF |
| NA2O | 4.49 | | WT% | XRF |
| K2O | 3 | | WT% | XRF |
| TIO2 | 0.79 | | WT% | XRF |
| P2O5 | 0.27 | | WT% | XRF |
| MNO | 0.05 | | WT% | XRF |
| RB | 81 | | PPM | XRF |
| SR | 341 | | PPM | XRF |
| BA | 886 | | PPM | XRF |
| Y | 31 | | PPM | XRF |
| ZR | 221 | | PPM | XRF |
| NB | 9 | | PPM | XRF |
| CO | 4.38 | | PPM | XRF |
| CR | 3.2 | | PPM | XRF |
| CS | 2.17 | | PPM | XRF |
| HF | 5.75 | | PPM | XRF |
| TA | 0.94 | | PPM | XRF |
| TH | 10.9 | | PPM | XRF |
| U | 3.58 | | PPM | XRF |
| SC | 11.1 | | PPM | XRF |
| LA | 24.4 | | PPM | XRF |
| SM | 6.67 | | PPM | XRF |
| EU | 1.38 | | PPM | XRF |
| YB | 3.2 | | PPM | XRF |
| PB | 14.6 | | PPM | XRF |
| SR87_SR86 | 0.70416 | | | MS |
| PB206_PB204 | 18.982 | | | MS |
| PB207_PB204 | 15.627 | | | MS |
| PB208_PB204 | 38.683 | | | MS |
| ND143_ND144 | 0.512793 | | | 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