Sample SP-20b
NavDat sample number 38474
Sample
| Sample ID | SP-20b |
|---|---|
| Rock type | VOLCANIC |
| Material | IGNEOUS |
Location
| Latitude | 31.5667 |
|---|---|
| Longitude | -105.167 |
| Location | basal chilled zone, 6 inches above contact, Diablo Plateau |
| State / province | Texas |
Age
| Age (Ma) | Error | Min | Max | Geologic age | Dated by |
|---|---|---|---|---|---|
| 32 | 26 | 38 |
Analyses
Whole rock
| Item | Value | Std. dev. | Unit | Method |
|---|---|---|---|---|
| SIO2 | 59.7 | WT% | UNKNOWN | |
| TIO2 | 0.07 | WT% | UNKNOWN | |
| AL2O3 | 16.8 | WT% | UNKNOWN | |
| FE2O3 | 5.06 | WT% | UNKNOWN | |
| FEO | 0.3 | WT% | UNKNOWN | |
| MNO | 0.18 | WT% | UNKNOWN | |
| MGO | 0.11 | WT% | UNKNOWN | |
| CAO | 1.28 | WT% | UNKNOWN | |
| NA2O | 9.3 | WT% | UNKNOWN | |
| K2O | 4.59 | WT% | UNKNOWN | |
| P2O5 | 0.09 | WT% | UNKNOWN | |
| H2O_PLUS | 1.29 | WT% | UNKNOWN | |
| H2O_MINUS | 0.17 | WT% | UNKNOWN | |
| CO2 | 0.32 | WT% | UNKNOWN | |
| TOTAL | 98.94 | WT% | UNKNOWN | |
| CU | 23 | PPM | ICPAES | |
| ZN | 259 | PPM | ICPAES | |
| RB | 152 | PPM | ICPAES | |
| SR | 119 | PPM | ICPAES | |
| Y | 95 | PPM | ICPAES | |
| ZR | 1713 | PPM | ICPAES | |
| NB | 296 | PPM | ICPAES | |
| HF | 35 | PPM | ICPAES | |
| TA | 17 | PPM | ICPAES | |
| TH | 29 | PPM | ICPAES | |
| U | 7.9 | PPM | ICPAES |