Sample 29
NavDat sample number 29578 · RHYOLITE
Sample
| Sample ID | 29 |
|---|---|
| Rock name | RHYOLITE |
| Rock type | VOLCANIC |
| Composition | FELSIC |
| Material | IGNEOUS |
| Collected by | R.L. Smith and D.B. Tatlock |
| Comment | obsidian |
Location
| Latitude | 40.6373 |
|---|---|
| Longitude | -118.664 |
| Location | Rocky Canyon |
| State / province | Nevada |
| Volcanic field | Northwest Nevada |
| Location comment | 9 miles southeast of Rabbit Hole, Pershing County |
Age
| Age (Ma) | Error | Min | Max | Geologic age | Dated by |
|---|---|---|---|---|---|
| 33.4 | 1.8 | 65 | Tertiary |
Analyses
Glass
| Item | Value | Std. dev. | Unit | Method |
|---|---|---|---|---|
| SIO2 | 74.69 | WT% | UNKNOWN | |
| AL2O3 | 13.46 | WT% | UNKNOWN | |
| FE2O3 | 0.4 | WT% | UNKNOWN | |
| FEO | 0.95 | WT% | UNKNOWN | |
| MGO | 0.19 | WT% | UNKNOWN | |
| CAO | 0.9 | WT% | UNKNOWN | |
| NA2O | 3.86 | WT% | UNKNOWN | |
| K2O | 4.78 | WT% | UNKNOWN | |
| H2O_PLUS | 0.25 | WT% | UNKNOWN | |
| TIO2 | 0.18 | WT% | UNKNOWN | |
| CL | 0.05 | WT% | UNKNOWN | |
| F | 0.04 | WT% | UNKNOWN | |
| BA | 1050 | PPM | UNKNOWN | |
| BE | 2.4 | PPM | UNKNOWN | |
| CO | 0.7 | PPM | UNKNOWN | |
| CR | 5 | PPM | UNKNOWN | |
| CS | 6.6 | PPM | UNKNOWN | |
| HF | 4.6 | PPM | UNKNOWN | |
| LI | 46 | PPM | UNKNOWN | |
| MO | 3.5 | PPM | UNKNOWN | |
| NB | 12 | PPM | UNKNOWN | |
| NB | 13 | PPM | UNKNOWN | |
| PB | 25 | PPM | UNKNOWN | |
| RB | 166 | PPM | UNKNOWN | |
| RB | 164 | PPM | UNKNOWN | |
| SB | 0.4 | PPM | UNKNOWN | |
| SC | 2.8 | PPM | UNKNOWN | |
| SN | 1.9 | PPM | UNKNOWN | |
| SR | 127 | PPM | UNKNOWN | |
| TA | 1.13 | PPM | UNKNOWN | |
| TH | 15.2 | PPM | UNKNOWN | |
| U | 6.7 | PPM | UNKNOWN | |
| W | 1.4 | PPM | UNKNOWN | |
| Y | 29 | PPM | UNKNOWN | |
| ZN | 30 | PPM | UNKNOWN | |
| ZR | 147 | PPM | UNKNOWN | |
| LA | 37 | PPM | UNKNOWN | |
| CE | 69 | PPM | UNKNOWN | |
| ND | 26 | PPM | UNKNOWN | |
| SM | 4.7 | PPM | UNKNOWN | |
| EU | 0.5 | PPM | UNKNOWN | |
| GD | 3.4 | PPM | UNKNOWN | |
| TB | 0.59 | PPM | UNKNOWN | |
| TM | 0.35 | PPM | UNKNOWN | |
| YB | 2.2 | PPM | UNKNOWN | |
| LU | 0.32 | PPM | UNKNOWN |