← Search
Sample RDS58
NavDat sample number 36733 · IGNIMBRITE
Sample
| Sample ID | RDS58 |
|---|
| Rock name | IGNIMBRITE |
|---|
| Rock type | VOLCANIC |
|---|
| Composition | FELSIC |
|---|
| Material | IGNEOUS |
|---|
| Comment | High Y upper ignimbrite |
|---|
Location
| Latitude | 27.9 |
|---|
| Longitude | -104.267 |
|---|
| Location | La Olivina xenolith locality |
|---|
| State / province | CHIHUAHUA |
|---|
Age
| Age (Ma) | Error | Min | Max | Geologic age | Dated by |
|---|
| 31.3 |
|
30.6 |
32 |
|
|
Analyses
Whole rock
| Item | Value | Std. dev. | Unit | Method |
|---|
| SIO2 | 68.4 | | WT% | XRF |
| TIO2 | 0.61 | | WT% | XRF |
| AL2O3 | 14.8 | | WT% | XRF |
| FEO | 3.37 | | WT% | XRF |
| MNO | 0.08 | | WT% | AAS |
| MGO | 0.16 | | WT% | XRF |
| CAO | 2.6 | | WT% | XRF |
| NA2O | 3.49 | | WT% | AAS |
| K2O | 6.31 | | WT% | XRF |
| P2O5 | 0.19 | | WT% | XRF |
| LOI | 1.71 | | WT% | XRF |
| TOTAL | 98.99 | | WT% | XRF |
| RB | 238 | | PPM | XRF |
| SR | 193 | | PPM | XRF |
| BA | 1059 | | PPM | XRF |
| LA | 67 | | PPM | XRF |
| NB | 36 | | PPM | XRF |
| ZR | 449 | | PPM | XRF |
| Y | 46 | | PPM | XRF |
| NI | 2 | | PPM | XRF |
| SC | 8 | | PPM | XRF |
| CE | 125 | | PPM | MS-ID |
| ND | 50 | | PPM | MS-ID |
| SR87_SR86 | 0.706864 | | | MS |
| SR87_SR86_INITIAL | 0.705328 | | | MS |
| ND143_ND144 | 0.512569 | | | MS |
