Sample 91TF023
NavDat sample number 49611 · ANDESITE
Sample
| Sample ID | 91TF023 |
|---|---|
| Rock name | ANDESITE |
| Rock type | VOLCANIC |
| Composition | INTERMEDIATE |
| Material | IGNEOUS |
| Collected by | Tom Frost |
Location
| Latitude | 46.4237 |
|---|---|
| Longitude | -115.149 |
| State / province | Idaho |
Age
| Age (Ma) | Error | Min | Max | Geologic age | Dated by |
|---|---|---|---|---|---|
| 70 | 50 | 90 |
Analyses
Whole rock
| Item | Value | Std. dev. | Unit | Method |
|---|---|---|---|---|
| SIO2 | 53.2 | WT% | XRF | |
| TIO2 | 0.69 | WT% | XRF | |
| AL2O3 | 15.5 | WT% | XRF | |
| FEOT | 7.44 | WT% | XRF | |
| MNO | 0.14 | WT% | XRF | |
| MGO | 6.94 | WT% | XRF | |
| CAO | 8.86 | WT% | XRF | |
| NA2O | 2.49 | WT% | XRF | |
| K2O | 1.99 | WT% | XRF | |
| P2O5 | 0.27 | WT% | XRF | |
| TOTAL | 97.52 | WT% | XRF | |
| H2O | 0.98 | WT% | UNKNOWN | |
| CO2 | 0.01 | WT% | UNKNOWN | |
| LOI | 0.86 | WT% | XRF | |
| FEO | 5.92 | WT% | TIT | |
| FE2O3 | 1.7 | WT% | TIT | |
| NI | 42 | PPM | XRF | |
| CR | 112 | PPM | XRF | |
| BA | 910 | PPM | XRF | |
| RB | 58 | PPM | XRF | |
| SR | 590 | PPM | XRF | |
| ZR | 150 | PPM | XRF | |
| Y | 18 | PPM | XRF | |
| NB | 14 | PPM | XRF | |
| CU | -10 | PPM | XRF | |
| ZN | 71 | PPM | XRF | |
| LA | 33 | PPM | XRF | |
| CE | 66 | PPM | XRF | |
| BA | 916 | PPM | INAA | |
| SR | 658 | PPM | INAA | |
| NI | 40.9 | PPM | INAA | |
| CR | 103 | PPM | INAA | |
| CS | 3.09 | PPM | INAA | |
| HF | 3.91 | PPM | INAA | |
| RB | 69 | PPM | INAA | |
| SB | 0.09 | PPM | INAA | |
| TH | 5.28 | PPM | INAA | |
| U | 1.4 | PPM | INAA | |
| ZN | 75.2 | PPM | INAA | |
| ZR | 129 | PPM | INAA | |
| SC | 15.4 | PPM | INAA | |
| LA | 28.5 | PPM | INAA | |
| CE | 62.7 | PPM | INAA | |
| ND | 26.5 | PPM | INAA | |
| SM | 5.6 | PPM | INAA | |
| EU | 1.17 | PPM | INAA | |
| GD | 4.16 | PPM | INAA | |
| TB | 0.534 | PPM | INAA | |
| HO | 0.651 | PPM | INAA | |
| TM | 0.259 | PPM | INAA | |
| YB | 1.54 | PPM | INAA | |
| LU | 0.225 | PPM | INAA |