Sample GM72-1
NavDat sample number 48253 · DACITE
Sample
| Sample ID | GM72-1 |
|---|---|
| Rock name | DACITE |
| Rock type | VOLCANIC |
| Composition | FELSIC |
| Material | IGNEOUS |
Location
| Latitude | 37.7967 |
|---|---|
| Longitude | -118.68 |
| State / province | Calfornia |
Age
| Age (Ma) | Error | Min | Max | Geologic age | Dated by |
|---|---|---|---|---|---|
| 3.15 | 3.1 | 3.2 |
Analyses
Whole rock
| Item | Value | Std. dev. | Unit | Method |
|---|---|---|---|---|
| SIO2 | 62.9 | WT% | WET | |
| TIO2 | 0.75 | WT% | WET | |
| AL2O3 | 17.2 | WT% | WET | |
| FE2O3 | 1.54 | WT% | WET | |
| FEO | 2.2 | WT% | WET | |
| MNO | 0.06 | WT% | WET | |
| MGO | 2.15 | WT% | WET | |
| CAO | 3.86 | WT% | WET | |
| NA2O | 4.57 | WT% | WET | |
| K2O | 3.27 | WT% | WET | |
| P2O5 | 0.27 | WT% | WET | |
| H2O_PLUS | 0.22 | WT% | WET | |
| H2O_MINUS | 0.15 | WT% | WET | |
| CO2 | 0.01 | WT% | WET | |
| F | 0.04 | WT% | WET | |
| CL | 0.02 | WT% | WET | |
| TOTAL | 99.21 | WT% | WET | |
| BA | 1400 | PPM | AAS | |
| CO | 9.8 | PPM | AAS | |
| CR | 4.4 | PPM | AAS | |
| HF | 4 | PPM | AAS | |
| NB | 10 | PPM | AAS | |
| RB | 64 | PPM | AAS | |
| SC | 6.86 | PPM | AAS | |
| SR | 801 | PPM | AAS | |
| TA | 0.88 | PPM | AAS | |
| TH | 4.1 | PPM | AAS | |
| U | 1.3 | PPM | AAS | |
| Y | 9 | PPM | AAS | |
| ZN | 55 | PPM | AAS | |
| ZR | 173 | PPM | AAS | |
| LA | 28 | PPM | AAS | |
| CE | 48 | PPM | AAS | |
| ND | 23 | PPM | AAS | |
| SM | 3.4 | PPM | AAS | |
| EU | 0.99 | PPM | AAS | |
| TB | 0.45 | PPM | AAS | |
| TM | 0.19 | PPM | AAS | |
| YB | 1 | PPM | AAS | |
| LU | 0.18 | PPM | AAS |