Sample 50
NavDat sample number 29575 · RHYOLITE
Sample
| Sample ID | 50 |
|---|---|
| Rock name | RHYOLITE |
| Rock type | VOLCANIC |
| Composition | FELSIC |
| Material | IGNEOUS |
| Collected by | R.L. Smith and L.J.P. Muffler |
| Comment | obsidian |
Location
| Latitude | 33.1982 |
|---|---|
| Longitude | -115.61 |
| Location | Red Island |
| State / province | California |
| Volcanic field | Salton Sea |
Age
| Age (Ma) | Error | Min | Max | Geologic age | Dated by |
|---|---|---|---|---|---|
| 0.9 | 0 | 1.8 | Quaternary |
Analyses
Glass
| Item | Value | Std. dev. | Unit | Method |
|---|---|---|---|---|
| SIO2 | 74.2 | WT% | UNKNOWN | |
| AL2O3 | 12.95 | WT% | UNKNOWN | |
| FE2O3 | 0.74 | WT% | UNKNOWN | |
| FEO | 1.56 | WT% | UNKNOWN | |
| MGO | 0.13 | WT% | UNKNOWN | |
| CAO | 0.81 | WT% | UNKNOWN | |
| NA2O | 4.72 | WT% | UNKNOWN | |
| K2O | 4.15 | WT% | UNKNOWN | |
| H2O_PLUS | 0.08 | WT% | UNKNOWN | |
| TIO2 | 0.19 | WT% | UNKNOWN | |
| P2O5 | 0.02 | WT% | UNKNOWN | |
| MNO | 0.05 | WT% | UNKNOWN | |
| CL | 0.34 | WT% | UNKNOWN | |
| CL | 0.32 | WT% | UNKNOWN | |
| F | 0.14 | WT% | UNKNOWN | |
| F | 0.12 | WT% | UNKNOWN | |
| BA | 490 | PPM | UNKNOWN | |
| BE | 5.8 | PPM | UNKNOWN | |
| CO | 1.4 | PPM | UNKNOWN | |
| CR | 8 | PPM | UNKNOWN | |
| CS | 4 | PPM | UNKNOWN | |
| HF | 11.7 | PPM | UNKNOWN | |
| LI | 61 | PPM | UNKNOWN | |
| MO | 3.1 | PPM | UNKNOWN | |
| NB | 29 | PPM | UNKNOWN | |
| NB | 33 | PPM | UNKNOWN | |
| PB | 16 | PPM | UNKNOWN | |
| RB | 130 | PPM | UNKNOWN | |
| RB | 145 | PPM | UNKNOWN | |
| SB | 0.6 | PPM | UNKNOWN | |
| SC | 2.9 | PPM | UNKNOWN | |
| SN | 8.2 | PPM | UNKNOWN | |
| SR | 25 | PPM | UNKNOWN | |
| TA | 2.38 | PPM | UNKNOWN | |
| TH | 20.2 | PPM | UNKNOWN | |
| U | 5.2 | PPM | UNKNOWN | |
| W | 1.3 | PPM | UNKNOWN | |
| Y | 130 | PPM | UNKNOWN | |
| ZN | 60 | PPM | UNKNOWN | |
| ZR | 395 | PPM | UNKNOWN | |
| LA | 54 | PPM | UNKNOWN | |
| CE | 115 | PPM | UNKNOWN | |
| ND | 64 | PPM | UNKNOWN | |
| SM | 14.2 | PPM | UNKNOWN | |
| EU | 1.43 | PPM | UNKNOWN | |
| GD | 13 | PPM | UNKNOWN | |
| TB | 3 | PPM | UNKNOWN | |
| TM | 1.81 | PPM | UNKNOWN | |
| YB | 12.3 | PPM | UNKNOWN | |
| LU | 1.8 | PPM | UNKNOWN |