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Sample 85L-13A
NavDat sample number 45817
Sample
| Sample ID | 85L-13A |
|---|
| Rock type | VOLCANIC |
|---|
| Material | IGNEOUS |
|---|
Location
| Latitude | 37.939 |
|---|
| Longitude | -106.972 |
|---|
| Location | Head Whited Cr, E side |
|---|
| State / province | COLORADO |
|---|
| Formation | Nelson Mountain Caldera cycle, Nelson Mountain Tuff, Equity phase, intracaldera |
|---|
Age
| Age (Ma) | Error | Min | Max | Geologic age | Dated by |
|---|
| 26.75 |
|
26 |
27.5 |
|
|
Analyses
Whole rock
| Item | Value | Std. dev. | Unit | Method |
|---|
| SIO2 | 64.63 | | WT% | XRF |
| TIO2 | 0.648318 | | WT% | XRF |
| AL2O3 | 16.208 | | WT% | XRF |
| FE2O3 | 5.20681 | | WT% | XRF |
| MGO | 1.29664 | | WT% | XRF |
| CAO | 3.90004 | | WT% | XRF |
| NA2O | 3.7177 | | WT% | XRF |
| K2O | 3.80887 | | WT% | XRF |
| P2O5 | 0.273509 | | WT% | XRF |
| MNO | 0.0709098 | | WT% | XRF |
| LOI | 1.28 | | WT% | XRF |
| TOTAL | 99.76 | | WT% | XRF |
| ZN | 64 | | PPM | XRF |
| RB | 119 | | PPM | XRF |
| SR | 631 | | PPM | XRF |
| Y | 29 | | PPM | XRF |
| ZR | 201 | | PPM | XRF |
| NB | 21 | | PPM | XRF |
| PB | 39 | | PPM | XRF |
| CU | 35 | | PPM | XRF |
| NI | 72 | | PPM | XRF |
