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Sample 98L-9
NavDat sample number 45944 · ANDESITE
Sample
| Sample ID | 98L-9 |
|---|
| Rock name | ANDESITE |
|---|
| Rock type | VOLCANIC |
|---|
| Composition | INTERMEDIATE |
|---|
| Material | IGNEOUS |
|---|
Location
| Latitude | 37.651 |
|---|
| Longitude | -106.982 |
|---|
| State / province | COLORADO |
|---|
| Formation | South River Caldera Cycle, Silver River volcanics |
|---|
Age
| Age (Ma) | Error | Min | Max | Geologic age | Dated by |
|---|
| 27 |
|
26.9 |
27.1 |
|
|
Analyses
Whole rock
| Item | Value | Std. dev. | Unit | Method |
|---|
| SIO2 | 59.81 | | WT% | XRF |
| TIO2 | 0.899357 | | WT% | XRF |
| AL2O3 | 16.6613 | | WT% | XRF |
| FE2O3 | 6.40338 | | WT% | XRF |
| MGO | 2.51558 | | WT% | XRF |
| CAO | 4.93739 | | WT% | XRF |
| NA2O | 3.97149 | | WT% | XRF |
| K2O | 3.23849 | | WT% | XRF |
| P2O5 | 0.462786 | | WT% | XRF |
| MNO | 0.11494 | | WT% | XRF |
| LOI | 0.81 | | WT% | XRF |
| TOTAL | 99.014 | | WT% | XRF |
| ZN | 92 | | PPM | XRF |
| RB | 56 | | PPM | XRF |
| SR | 980 | | PPM | XRF |
| Y | 18 | | PPM | XRF |
| ZR | 209 | | PPM | XRF |
| NB | 17 | | PPM | XRF |
| BA | 1590 | | PPM | XRF |
| CU | 30 | | PPM | XRF |
| NI | 19 | | PPM | XRF |
