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Sample SBDCP63
NavDat sample number 60889 · TUFF
Sample
| Sample ID | SBDCP63 |
|---|
| Rock name | TUFF |
|---|
| Rock type | VOLCANIC |
|---|
| Composition | FELSIC |
|---|
| Material | IGNEOUS |
|---|
| Collected by | Busby and others |
|---|
| Comment | Block and ash flow tuff |
|---|
Location
| Latitude | 38.7147 |
|---|
| Longitude | -120.024 |
|---|
| Location | Little Round Top |
|---|
| State / province | California |
|---|
Age
| Age (Ma) | Error | Min | Max | Geologic age | Dated by |
|---|
| 6.8 |
|
6.6 |
7 |
|
|
Analyses
Whole Rock
| Item | Value | Std. dev. | Unit | Method |
|---|
| SIO2 | 56.98 | | WT% | XRF |
| TIO2 | 0.98 | | WT% | XRF |
| AL2O3 | 17.6 | | WT% | XRF |
| FE2O3 | 6.5 | | WT% | XRF |
| MNO | 0.08 | | WT% | XRF |
| MGO | 3.58 | | WT% | XRF |
| CAO | 6.93 | | WT% | XRF |
| NA2O | 3.15 | | WT% | XRF |
| K2O | 2.57 | | WT% | XRF |
| CR | 21.8 | | PPM | XRF |
| P2O5 | 0.334 | | WT% | XRF |
