Sample CT74-2
NavDat sample number 48254 · DACITE
Sample
| Sample ID | CT74-2 |
|---|---|
| Rock name | DACITE |
| Rock type | VOLCANIC |
| Composition | FELSIC |
| Material | IGNEOUS |
Location
| Latitude | 37.76 |
|---|---|
| Longitude | -118.973 |
| State / province | Calfornia |
Age
| Age (Ma) | Error | Min | Max | Geologic age | Dated by |
|---|---|---|---|---|---|
| 33.4 | 1.8 | 65 | Tertiary |
Analyses
Whole rock
| Item | Value | Std. dev. | Unit | Method |
|---|---|---|---|---|
| SIO2 | 65.6 | WT% | WET | |
| TIO2 | 0.43 | WT% | WET | |
| AL2O3 | 16.8 | WT% | WET | |
| FE2O3 | 1.84 | WT% | WET | |
| FEO | 1 | WT% | WET | |
| MNO | 0.06 | WT% | WET | |
| MGO | 1.57 | WT% | WET | |
| CAO | 3.67 | WT% | WET | |
| NA2O | 4.39 | WT% | WET | |
| K2O | 3.03 | WT% | WET | |
| P2O5 | 0.18 | WT% | WET | |
| H2O_PLUS | 0.44 | WT% | WET | |
| H2O_MINUS | 0.21 | WT% | WET | |
| CO2 | 0.02 | WT% | WET | |
| F | 0.06 | WT% | WET | |
| CL | 0.01 | WT% | WET | |
| TOTAL | 99.31 | WT% | WET | |
| BA | 1780 | PPM | AAS | |
| CO | 10.7 | PPM | AAS | |
| CR | 70 | PPM | AAS | |
| HF | 3.4 | PPM | AAS | |
| NB | 5 | PPM | AAS | |
| RB | 57 | PPM | AAS | |
| SC | 6.52 | PPM | AAS | |
| SR | 1230 | PPM | AAS | |
| TA | 0.38 | PPM | AAS | |
| TH | 2.4 | PPM | AAS | |
| U | 1.2 | PPM | AAS | |
| Y | 3 | PPM | AAS | |
| ZN | 52 | PPM | AAS | |
| ZR | 140 | PPM | AAS | |
| LA | 22 | PPM | AAS | |
| CE | 36 | PPM | AAS | |
| ND | 20 | PPM | AAS | |
| SM | 2.5 | PPM | AAS | |
| EU | 0.77 | PPM | AAS | |
| TB | 0.3 | PPM | AAS | |
| TM | 0.12 | PPM | AAS | |
| YB | 0.6 | PPM | AAS | |
| LU | 0.12 | PPM | AAS |