Sample 44
NavDat sample number 29540 · RHYOLITE
Sample
| Sample ID | 44 |
|---|---|
| Rock name | RHYOLITE |
| Rock type | VOLCANIC |
| Composition | FELSIC |
| Material | IGNEOUS |
| Collected by | R.L. Smith and W.A. Duffield |
| Comment | obsidian |
Location
| Latitude | 41.7095 |
|---|---|
| Longitude | -120.256 |
| Location | Boyd Creek |
| State / province | California |
| Volcanic field | Warner Mountains |
| Location comment | block from residual litter on eroded top of flow, east flank of Buck Mountain near head of Boyd Creek |
Age
| Age (Ma) | Error | Min | Max | Geologic age | Dated by |
|---|---|---|---|---|---|
| 14.55 | 5.3 | 23.8 | Miocene |
Analyses
Glass
| Item | Value | Std. dev. | Unit | Method |
|---|---|---|---|---|
| SIO2 | 75.7 | WT% | UNKNOWN | |
| AL2O3 | 13.35 | WT% | UNKNOWN | |
| FE2O3 | 0.4 | WT% | UNKNOWN | |
| FEO | 0.39 | WT% | UNKNOWN | |
| MGO | 0.07 | WT% | UNKNOWN | |
| CAO | 0.8 | WT% | UNKNOWN | |
| NA2O | 3.87 | WT% | UNKNOWN | |
| K2O | 4.59 | WT% | UNKNOWN | |
| H2O_PLUS | 0.09 | WT% | UNKNOWN | |
| TIO2 | 0.09 | WT% | UNKNOWN | |
| P2O5 | 0.02 | WT% | UNKNOWN | |
| MNO | 0.06 | WT% | UNKNOWN | |
| CL | 0.04 | WT% | UNKNOWN | |
| CL | 0.03 | WT% | UNKNOWN | |
| F | 0.03 | WT% | UNKNOWN | |
| F | 0.02 | WT% | UNKNOWN | |
| BA | 690 | PPM | UNKNOWN | |
| BE | 2.8 | PPM | UNKNOWN | |
| CO | 0.2 | PPM | UNKNOWN | |
| CR | 4 | PPM | UNKNOWN | |
| CS | 2.6 | PPM | UNKNOWN | |
| HF | 3.2 | PPM | UNKNOWN | |
| LI | 42 | PPM | UNKNOWN | |
| MO | 4.5 | PPM | UNKNOWN | |
| NB | 15 | PPM | UNKNOWN | |
| NB | 16 | PPM | UNKNOWN | |
| PB | 34 | PPM | UNKNOWN | |
| RB | 111 | PPM | UNKNOWN | |
| RB | 115 | PPM | UNKNOWN | |
| SB | 0.7 | PPM | UNKNOWN | |
| SC | 1.8 | PPM | UNKNOWN | |
| SN | 1.4 | PPM | UNKNOWN | |
| SR | 70 | PPM | UNKNOWN | |
| TA | 1.16 | PPM | UNKNOWN | |
| TH | 10.1 | PPM | UNKNOWN | |
| U | 4.1 | PPM | UNKNOWN | |
| W | 0.84 | PPM | UNKNOWN | |
| Y | 20 | PPM | UNKNOWN | |
| ZN | 20 | PPM | UNKNOWN | |
| ZR | 101 | PPM | UNKNOWN | |
| LA | 25 | PPM | UNKNOWN | |
| CE | 37 | PPM | UNKNOWN | |
| ND | 13 | PPM | UNKNOWN | |
| SM | 2.8 | PPM | UNKNOWN | |
| EU | 0.33 | PPM | UNKNOWN | |
| GD | 1.7 | PPM | UNKNOWN | |
| TB | 0.39 | PPM | UNKNOWN | |
| TM | 0.23 | PPM | UNKNOWN | |
| YB | 1.9 | PPM | UNKNOWN | |
| LU | 0.29 | PPM | UNKNOWN |