Sample M72- 92
NavDat sample number 48271 · DACITE
Sample
| Sample ID | M72- 92 |
|---|---|
| Rock name | DACITE |
| Rock type | VOLCANIC |
| Composition | FELSIC |
| Material | IGNEOUS |
Location
| Latitude | 37.655 |
|---|---|
| Longitude | -119 |
| State / province | Calfornia |
Age
| Age (Ma) | Error | Min | Max | Geologic age | Dated by |
|---|---|---|---|---|---|
| 0.15 | 0.05 | 0.25 |
Analyses
Whole rock
| Item | Value | Std. dev. | Unit | Method |
|---|---|---|---|---|
| SIO2 | 68.72 | WT% | WET | |
| TIO2 | 0.56 | WT% | WET | |
| AL2O3 | 16.16 | WT% | WET | |
| FE2O3 | 1.25 | WT% | WET | |
| FEO | 1.2 | WT% | WET | |
| MNO | 0.09 | WT% | WET | |
| MGO | 0.68 | WT% | WET | |
| CAO | 1.38 | WT% | WET | |
| NA2O | 5.36 | WT% | WET | |
| K2O | 4.53 | WT% | WET | |
| P2O5 | 0.09 | WT% | WET | |
| H2O_PLUS | 0.54 | WT% | WET | |
| H2O_MINUS | 0.14 | WT% | WET | |
| CO2 | 0.01 | WT% | WET | |
| TOTAL | 100.71 | WT% | WET | |
| BA | 1690 | PPM | AAS | |
| CO | 1.6 | PPM | AAS | |
| CR | 1.2 | PPM | AAS | |
| CU | 1 | PPM | AAS | |
| GA | 20 | PPM | AAS | |
| HF | 9.1 | PPM | AAS | |
| NB | 20 | PPM | AAS | |
| RB | 121 | PPM | AAS | |
| SC | 4.46 | PPM | AAS | |
| SR | 180 | PPM | AAS | |
| TA | 1.63 | PPM | AAS | |
| TH | 10.7 | PPM | AAS | |
| U | 4 | PPM | AAS | |
| V | 21 | PPM | AAS | |
| Y | 30 | PPM | AAS | |
| ZN | 63 | PPM | AAS | |
| ZR | 393 | PPM | AAS | |
| LA | 60 | PPM | AAS | |
| CE | 109 | PPM | AAS | |
| ND | 46 | PPM | AAS | |
| SM | 7.5 | PPM | AAS | |
| EU | 1.49 | PPM | AAS | |
| GD | 6.5 | PPM | AAS | |
| TB | 0.8 | PPM | AAS | |
| TM | 0.36 | PPM | AAS | |
| YB | 3 | PPM | AAS | |
| LU | 0.43 | PPM | AAS |