Sample 95ID-80
NavDat sample number 38644 · ANDESITE
Sample
| Sample ID | 95ID-80 |
|---|---|
| Rock name | ANDESITE |
| Rock type | VOLCANIC |
| Composition | INTERMEDIATE |
| Material | IGNEOUS |
| Comment | fine grained porphyritic with glomerocrysts of cpx and olivine phenos; glassy g.m. |
Location
| Latitude | 44.255 |
|---|---|
| Longitude | -114.203 |
| Location | Spar Canyon |
| State / province | Idaho |
| Volcanic field | Tl of main effusive phase, Challis Volcanic Group |
Age
| Age (Ma) | Error | Min | Max | Geologic age | Dated by |
|---|---|---|---|---|---|
| 49 | 48 | 50 |
Analyses
Whole rock
| Item | Value | Std. dev. | Unit | Method |
|---|---|---|---|---|
| SIO2 | 58.11 | WT% | XRF | |
| TIO2 | 1.04 | WT% | XRF | |
| AL2O3 | 12.85 | WT% | XRF | |
| FEOT | 7.07 | WT% | XRF | |
| MNO | 0.13 | WT% | XRF | |
| MGO | 5.67 | WT% | XRF | |
| CAO | 9.99 | WT% | XRF | |
| NA2O | 3.06 | WT% | XRF | |
| K2O | 1.4 | WT% | XRF | |
| P2O5 | 0.68 | WT% | XRF | |
| LOI | 6.87 | WT% | XRF | |
| TOTAL | 100 | WT% | XRF | |
| NI | 50 | PPM | XRF | |
| CR | 222 | PPM | XRF | |
| SC | 31 | PPM | XRF | |
| V | 185 | PPM | XRF | |
| GA | 16 | PPM | XRF | |
| CU | 62 | PPM | XRF | |
| ZN | 73 | PPM | XRF | |
| ZR | 307 | PPM | XRF | |
| NB | 22.4 | PPM | XRF | |
| BA | 2521 | PPM | XRF | |
| RB | 130 | PPM | XRF | |
| SR | 1952 | PPM | XRF | |
| PB | 19 | PPM | XRF | |
| TH | 13 | PPM | XRF | |
| Y | 28 | PPM | XRF | |
| LA | 62 | PPM | XRF | |
| CE | 92 | PPM | XRF |