Sample CD-21A
NavDat sample number 29573 · RHYOLITE
Sample
| Sample ID | CD-21A |
|---|---|
| Rock name | RHYOLITE |
| Rock type | VOLCANIC |
| Composition | FELSIC |
| Material | IGNEOUS |
| Collected by | R.L. Smith and W.A. Duffield |
| Comment | obsidian |
Location
| Latitude | 36.0248 |
|---|---|
| Longitude | -117.817 |
| Location | Sugarloaf Mountain |
| State / province | California |
| Volcanic field | Coso Volcanic Field |
Age
| Age (Ma) | Error | Min | Max | Geologic age | Dated by |
|---|---|---|---|---|---|
| 0.063 | 0.054 | 0.072 |
Analyses
Glass
| Item | Value | Std. dev. | Unit | Method |
|---|---|---|---|---|
| SIO2 | 76.4 | WT% | UNKNOWN | |
| AL2O3 | 12.43 | WT% | UNKNOWN | |
| FE2O3 | 0.32 | WT% | UNKNOWN | |
| FEO | 0.5 | WT% | UNKNOWN | |
| MGO | 0.02 | WT% | UNKNOWN | |
| CAO | 0.37 | WT% | UNKNOWN | |
| NA2O | 4.44 | WT% | UNKNOWN | |
| K2O | 4.36 | WT% | UNKNOWN | |
| H2O_PLUS | 0.31 | WT% | UNKNOWN | |
| TIO2 | 0.05 | WT% | UNKNOWN | |
| P2O5 | 0.01 | WT% | UNKNOWN | |
| MNO | 0.019 | WT% | UNKNOWN | |
| CL | 0.08 | WT% | UNKNOWN | |
| F | 0.14 | WT% | UNKNOWN | |
| F | 0.12 | WT% | UNKNOWN | |
| BA | 12.8 | PPM | UNKNOWN | |
| BE | 7.9 | PPM | UNKNOWN | |
| CO | 0.1 | PPM | UNKNOWN | |
| CR | 1.1 | PPM | UNKNOWN | |
| CS | 6.2 | PPM | UNKNOWN | |
| HF | 5.1 | PPM | UNKNOWN | |
| LI | 92 | PPM | UNKNOWN | |
| NB | 52 | PPM | UNKNOWN | |
| PB | 27 | PPM | UNKNOWN | |
| RB | 232 | PPM | UNKNOWN | |
| RB | 255 | PPM | UNKNOWN | |
| SB | 0.9 | PPM | UNKNOWN | |
| SC | 0.53 | PPM | UNKNOWN | |
| SN | 8.3 | PPM | UNKNOWN | |
| SR | 4.8 | PPM | UNKNOWN | |
| TA | 5.76 | PPM | UNKNOWN | |
| TH | 29.8 | PPM | UNKNOWN | |
| U | 14.3 | PPM | UNKNOWN | |
| Y | 60 | PPM | UNKNOWN | |
| ZN | 43 | PPM | UNKNOWN | |
| ZR | 90 | PPM | UNKNOWN | |
| LA | 19 | PPM | UNKNOWN | |
| CE | 38 | PPM | UNKNOWN | |
| ND | 24 | PPM | UNKNOWN | |
| SM | 5 | PPM | UNKNOWN | |
| EU | 0.07 | PPM | UNKNOWN | |
| TB | 1.12 | PPM | UNKNOWN | |
| TM | 0.86 | PPM | UNKNOWN | |
| YB | 5.3 | PPM | UNKNOWN | |
| LU | 0.75 | PPM | UNKNOWN |