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Sample RDS70
NavDat sample number 36727 · ANDESITE
Sample
| Sample ID | RDS70 |
|---|
| Rock name | ANDESITE |
|---|
| Rock type | VOLCANIC |
|---|
| Composition | INTERMEDIATE |
|---|
| Material | IGNEOUS |
|---|
| Comment | High Y olivine andesite |
|---|
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 |
|---|
| 32.6 |
|
31.8 |
33.4 |
|
|
Analyses
Whole rock
| Item | Value | Std. dev. | Unit | Method |
|---|
| SIO2 | 58.1 | | WT% | XRF |
| TIO2 | 1.7 | | WT% | XRF |
| AL2O3 | 16.3 | | WT% | XRF |
| FEO | 8.76 | | WT% | XRF |
| MGO | 1.86 | | WT% | XRF |
| CAO | 5.13 | | WT% | XRF |
| NA2O | 3.88 | | WT% | AAS |
| K2O | 3.68 | | WT% | XRF |
| P2O5 | 0.62 | | WT% | XRF |
| LOI | 0.95 | | WT% | XRF |
| TOTAL | 99.73 | | WT% | XRF |
| RB | 125 | | PPM | XRF |
| SR | 417 | | PPM | XRF |
| BA | 926 | | PPM | XRF |
| LA | 65 | | PPM | XRF |
| NB | 31 | | PPM | XRF |
| ZR | 502 | | PPM | XRF |
| Y | 49 | | PPM | XRF |
| NI | 12 | | PPM | XRF |
| SC | 13 | | PPM | XRF |
| CE | 123 | | PPM | MS-ID |
| ND | 61 | | PPM | MS-ID |
| SR87_SR86 | 0.70493 | | | MS |
| SR87_SR86_INITIAL | 0.704545 | | | MS |
| ND143_ND144 | 0.512622 | | | MS |
