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Sample 673
NavDat sample number 5440 · TUFF
Sample
| Sample ID | 673 |
|---|
| Rock name | TUFF |
|---|
| Rock type | VOLCANIC |
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| Composition | FELSIC |
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| Material | IGNEOUS |
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| Collected by | L.P. Giovacchini, P. Rippee, D.L. Gustafson and J. Proffett. |
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| Comment | Bluestone Mine Tuff, map unite 10 A. Poorly welded,lithified vitric lapilli-tuff. A few hundred feet north of the Mason Valley Mine. |
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Location
| Latitude | 38.9511 |
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| Longitude | -119.217 |
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| State / province | Nevada |
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Age
| Age (Ma) | Error | Min | Max | Geologic age | Dated by |
|---|
| 33.4 |
|
1.8 |
65 |
Tertiary |
|
Analyses
Whole rock
| Item | Value | Std. dev. | Unit | Method |
|---|
| SIO2 | 75.64 | | WT% | XRF |
| TIO2 | 0.24 | | WT% | XRF |
| AL2O3 | 12.61 | | WT% | XRF |
| FEO | 0 | | WT% | WET |
| FE2O3T | 1.26 | | WT% | XRF |
| MNO | 0.03 | | WT% | COL |
| MGO | 0.06 | | WT% | FPHOT |
| CAO | 1.24 | | WT% | XRF |
| NA2O | 2.42 | | WT% | FPHOT |
| K2O | 6.2 | | WT% | XRF |
| H2O_PLUS | 1 | | WT% | WET |
| CO2 | 1.08 | | WT% | WET |
| SR | 0.004 | | PPM | XRF |
| RB | 0.025 | | PPM | XRF |
| ZR | 0.04 | | PPM | XRF |
| S | 0.036 | | PPM | WET |
