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Sample 85-17
NavDat sample number 88321 · RHYOLITE
Sample
| Sample ID | 85-17 |
|---|
| Rock name | RHYOLITE |
|---|
| Rock type | VOLCANIC |
|---|
| Composition | FELSIC |
|---|
| Material | IGNEOUS |
|---|
| Collected by | Baker and others |
|---|
Location
| Latitude | 41.3079 |
|---|
| Longitude | -121.575 |
|---|
| State / province | California |
|---|
| Volcanic field | Giant Crater Lava Field |
|---|
Age
| Age (Ma) | Error | Min | Max | Geologic age | Dated by |
|---|
| 0.0106 |
|
0.00954 |
0.01166 |
|
|
Analyses
Whole Rock
| Item | Value | Std. dev. | Unit | Method |
|---|
| SIO2 | 71.5 | | WT% | XRF |
| TIO2 | 0.31 | | WT% | XRF |
| AL2O3 | 13.1 | | WT% | XRF |
| FE2O3 | 2.31 | | WT% | XRF |
| MNO | 0.04 | | WT% | XRF |
| MGO | 0.82 | | WT% | XRF |
| CAO | 1.41 | | WT% | XRF |
| NA2O | 4.61 | | WT% | XRF |
| K2O | 4.2 | | WT% | XRF |
| P2O5 | 0.1 | | WT% | XRF |
| LOI | 1.85 | | WT% | XRF |
| SR87_SR86 | 0.70419 | | | MS |
References
- Baker, Michael B; Grove, Timothy L; Kinzler, R J; Donnelly-Nolan,Julie M; Wandless, G A (1991) Origin of compositional zonation (high-alumina basalt to basalticandesite) in the Giant Crater lava field, Medicine Lake Volcano,Northern California. Journal of Geophysical Research, vol. 96, no. B13, pp.21,819-21,842,10 Dec 1991 doi:10.1029/91JB01945
