Sample 375
NavDat sample number 52848 · ANDESITE
Sample
| Sample ID | 375 |
|---|---|
| Rock name | ANDESITE |
| Rock type | VOLCANIC |
| Composition | INTERMEDIATE |
| Material | IGNEOUS |
| Collected by | Donnelly-Nolan |
Location
| Latitude | 41.7533 |
|---|---|
| Longitude | -121.732 |
| State / province | California |
| Volcanic field | Medicine Lake |
Age
| Age (Ma) | Error | Min | Max | Geologic age | Dated by |
|---|---|---|---|---|---|
| 0.29 | 0.029 | 0.549 |
Analyses
Whole Rock
| Item | Value | Std. dev. | Unit | Method |
|---|---|---|---|---|
| SIO2 | 57.4 | WT% | XRF | |
| AL2O3 | 17.6 | WT% | XRF | |
| FEOT | 6.66 | WT% | XRF | |
| MGO | 4.31 | WT% | XRF | |
| CAO | 7.3 | WT% | XRF | |
| NA2O | 3.85 | WT% | XRF | |
| K2O | 1.57 | WT% | XRF | |
| TIO2 | 0.98 | WT% | XRF | |
| P2O5 | 0.22 | WT% | XRF | |
| MNO | 0.12 | WT% | XRF | |
| TOTAL | 98.88 | WT% | XRF | |
| LOI | 0.43 | WT% | XRF | |
| RB | 39 | PPM | XRF | |
| SR | 404 | PPM | XRF | |
| Y | 35 | PPM | XRF | |
| ZR | 170 | PPM | XRF | |
| NB | 8 | PPM | XRF | |
| BA | 429 | PPM | XRF | |
| NI | 51 | PPM | XRF | |
| CU | 57 | PPM | XRF | |
| ZN | 42 | PPM | XRF | |
| CR | 45 | PPM | XRF | |
| SC | 22.7 | PPM | INAA | |
| CR | 68 | PPM | INAA | |
| CO | 24.2 | PPM | INAA | |
| ZN | 74 | PPM | INAA | |
| RB | 39 | PPM | INAA | |
| ZR | 155 | PPM | INAA | |
| SB | 0.9 | PPM | INAA | |
| CS | 1.7 | PPM | INAA | |
| BA | 420 | PPM | INAA | |
| LA | 14 | PPM | INAA | |
| CE | 28 | PPM | INAA | |
| ND | 19 | PPM | INAA | |
| SM | 3.9 | PPM | INAA | |
| EU | 1.08 | PPM | INAA | |
| GD | 4.8 | PPM | INAA | |
| TB | 0.63 | PPM | INAA | |
| TM | 0.38 | PPM | INAA | |
| YB | 2.6 | PPM | INAA | |
| LU | 0.38 | PPM | INAA | |
| HF | 3.75 | PPM | INAA | |
| TA | 0.53 | PPM | INAA | |
| TH | 3.35 | PPM | INAA | |
| U | 1.3 | PPM | INAA |