Sample s_1638
NavDat sample number 33835 · ANDESITE
Sample
| Sample ID | s_1638 |
|---|---|
| Rock name | ANDESITE |
| Rock type | VOLCANIC |
| Composition | INTERMEDIATE |
| Material | IGNEOUS |
Location
| Latitude | 42.95 |
|---|---|
| Longitude | -121.94 |
| Location | CASCADES / HIGH CASCADES / NORTHWESTERN CASCADES / MOUNT MAZAMA / PACIFIC OCEAN |
| State / province | OREGON |
| Location comment | CRATER LAKE, POTHOLE BUTTE |
Age
| Age (Ma) | Error | Min | Max | Geologic age | Dated by |
|---|---|---|---|---|---|
| 0.45 | 0.448 | 0.456 | QUATERNARY |
Analyses
Whole rock
| Item | Value | Std. dev. | Unit | Method |
|---|---|---|---|---|
| SIO2 | 58.2 | WT% | XRF | |
| TIO2 | 0.76 | WT% | XRF | |
| AL2O3 | 18 | WT% | XRF | |
| FE2O3T | 6.24 | WT% | XRF | |
| CAO | 6.52 | WT% | XRF | |
| MGO | 3.52 | WT% | XRF | |
| MNO | 0.1 | WT% | XRF | |
| K2O | 1.25 | WT% | AES | |
| NA2O | 3.95 | WT% | AES | |
| P2O5 | 0.19 | WT% | XRF | |
| LOI | 0.99 | WT% | IGN | |
| LA | 16 | PPM | INAA | |
| CE | 34 | PPM | INAA | |
| ND | 16 | PPM | INAA | |
| SM | 3.6 | PPM | INAA | |
| EU | 1.07 | PPM | INAA | |
| TB | 0.51 | PPM | INAA | |
| YB | 1.4 | PPM | INAA | |
| LU | 0.22 | PPM | INAA | |
| SC | 16.5 | PPM | INAA | |
| CR | 61.5 | PPM | INAA | |
| CO | 20.4 | PPM | INAA | |
| ZN | 68 | PPM | INAA | |
| RB | 36 | PPM | XRF | |
| SR | 761 | PPM | XRF | |
| Y | 25 | PPM | XRF | |
| ZR | 143 | PPM | XRF | |
| NB | 4.6 | PPM | ICPMS | |
| CS | 1.2 | PPM | INAA | |
| BA | 546 | PPM | XRF | |
| HF | 3 | PPM | INAA | |
| TA | 0.29 | PPM | INAA | |
| TH | 2.3 | PPM | INAA | |
| U | 0.6 | PPM | INAA | |
| SIO2 | 47.3 | WT% | XRF | |
| AL2O3 | 32.9 | WT% | XRF | |
| FEOT | 0.61 | WT% | EPMA | |
| CAO | 16.4 | WT% | XRF | |
| MGO | 0.09 | WT% | XRF | |
| SRO | 0.19 | WT% | EPMA | |
| K2O | 0.04 | WT% | AES | |
| NA2O | 2.12 | WT% | AES | |
| SIO2 | 55 | WT% | XRF | |
| AL2O3 | 27.1 | WT% | XRF | |
| FEOT | 0.57 | WT% | EPMA | |
| CAO | 9.34 | WT% | XRF | |
| MGO | 0.04 | WT% | XRF | |
| SRO | 0.17 | WT% | EPMA | |
| K2O | 0.26 | WT% | AES | |
| NA2O | 5.78 | WT% | AES | |
| SIO2 | 50.3 | WT% | XRF | |
| TIO2 | 0.77 | WT% | XRF | |
| AL2O3 | 4.21 | WT% | XRF | |
| CR2O3 | 0.25 | WT% | EPMA | |
| FEOT | 7.78 | WT% | EPMA | |
| CAO | 20.2 | WT% | XRF | |
| MGO | 15.1 | WT% | XRF | |
| MNO | 0.2 | WT% | XRF | |
| NA2O | 0.32 | WT% | AES | |
| WO | 37 | MOL% | EPMA | |
| SIO2 | 50.1 | WT% | XRF | |
| TIO2 | 0.84 | WT% | XRF | |
| AL2O3 | 3.84 | WT% | XRF | |
| CR2O3 | 0.06 | WT% | EPMA | |
| FEOT | 8.95 | WT% | EPMA | |
| CAO | 19.6 | WT% | XRF | |
| MGO | 15.3 | WT% | XRF | |
| MNO | 0.24 | WT% | XRF | |
| NA2O | 0.32 | WT% | AES | |
| WO | 36 | MOL% | EPMA | |
| SIO2 | 53.4 | WT% | XRF | |
| TIO2 | 0.3 | WT% | XRF | |
| AL2O3 | 2.59 | WT% | XRF | |
| CR2O3 | 0.21 | WT% | EPMA | |
| FEOT | 13.2 | WT% | EPMA | |
| CAO | 2.07 | WT% | XRF | |
| MGO | 27.7 | WT% | XRF | |
| MNO | 0.29 | WT% | XRF | |
| NA2O | 0.02 | WT% | AES | |
| WO | 4.2 | MOL% | EPMA | |
| SIO2 | 54.1 | WT% | XRF | |
| TIO2 | 0.27 | WT% | XRF | |
| AL2O3 | 1.88 | WT% | XRF | |
| CR2O3 | 0.05 | WT% | EPMA | |
| FEOT | 14.4 | WT% | EPMA | |
| CAO | 1.36 | WT% | XRF | |
| MGO | 27.5 | WT% | XRF | |
| MNO | 0.34 | WT% | XRF | |
| NA2O | 0.01 | WT% | AES | |
| WO | 2.7 | MOL% | EPMA | |
| SIO2 | 43.3 | WT% | XRF | |
| TIO2 | 2.36 | WT% | XRF | |
| AL2O3 | 11.4 | WT% | XRF | |
| FEOT | 12.9 | WT% | EPMA | |
| CAO | 11.2 | WT% | XRF | |
| MGO | 14.7 | WT% | XRF | |
| MNO | 0.16 | WT% | XRF | |
| K2O | 0.31 | WT% | AES | |
| NA2O | 2.23 | WT% | AES | |
| SIO2 | 43.8 | WT% | XRF | |
| TIO2 | 2.76 | WT% | XRF | |
| AL2O3 | 10.7 | WT% | XRF | |
| FEOT | 13.6 | WT% | EPMA | |
| CAO | 11.3 | WT% | XRF | |
| MGO | 13.7 | WT% | XRF | |
| MNO | 0.24 | WT% | XRF | |
| K2O | 0.36 | WT% | AES | |
| NA2O | 2.22 | WT% | AES |