Sample M329
NavDat sample number 12288 · DACITE
Sample
| Sample ID | M329 |
|---|---|
| Rock name | DACITE |
| Rock type | VOLCANIC |
| Composition | FELSIC |
| Material | IGNEOUS |
| Comment | San Antonio dacite - vit |
Location
| Latitude | 29 |
|---|---|
| Longitude | -104.667 |
| Location | streambed 1km E of R. La Vibora |
| State / province | Chihuahua |
Age
| Age (Ma) | Error | Min | Max | Geologic age | Dated by |
|---|---|---|---|---|---|
| 32 | 26 | 38 |
Analyses
Whole rock
| Item | Value | Std. dev. | Unit | Method |
|---|---|---|---|---|
| SIO2 | 66.16 | WT% | XRF | |
| TIO2 | 0.93 | WT% | XRF | |
| AL2O3 | 14.97 | WT% | XRF | |
| FE2O3 | 0.88 | WT% | XRF | |
| FEO | 4.4 | WT% | XRF | |
| MNO | 0.11 | WT% | XRF | |
| MGO | 0.91 | WT% | XRF | |
| CAO | 2.88 | WT% | XRF | |
| NA2O | 3.9 | WT% | XRF | |
| K2O | 4.58 | WT% | XRF | |
| P2O5 | 0.29 | WT% | XRF | |
| LOI | 1.61 | WT% | XRF | |
| TOTAL | 99.37 | WT% | XRF | |
| V | 32 | PPM | MS-ID | |
| CR | 5 | PPM | MS-ID | |
| NI | 4 | PPM | MS-ID | |
| RB | 171 | PPM | MS-ID | |
| SR | 229 | PPM | MS-ID | |
| Y | 57 | PPM | MS-ID | |
| ZR | 485 | PPM | MS-ID | |
| NB | 42 | PPM | MS-ID | |
| BA | 1149 | PPM | MS-ID | |
| LA | 68 | PPM | MS-ID | |
| CE | 139 | PPM | MS-ID | |
| ND | 66 | PPM | MS-ID | |
| PB | 37 | PPM | MS-ID | |
| TH | 16.3 | PPM | MS-ID |