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Sample 82-72a1
NavDat sample number 22467 · BASALT
Sample
| Sample ID | 82-72a1 |
|---|
| Rock name | BASALT |
|---|
| Rock type | VOLCANIC |
|---|
| Composition | MAFIC |
|---|
| Material | IGNEOUS |
|---|
Location
| Latitude | 41.5053 |
|---|
| Longitude | -121.644 |
|---|
| Location | Giant Crater Lava Field |
|---|
| State / province | California |
|---|
Age
| Age (Ma) | Error | Min | Max | Geologic age | Dated by |
|---|
| 1.0105 |
|
0.90945 |
1.11155 |
|
|
Analyses
Whole rock
| Item | Value | Std. dev. | Unit | Method |
|---|
| SIO2 | 47.8 | | WT% | XRF |
| AL2O3 | 18 | | WT% | XRF |
| FEO | 8.68 | | WT% | XRF |
| MGO | 10.2 | | WT% | XRF |
| CAO | 12.1 | | WT% | XRF |
| NA2O | 2.28 | | WT% | XRF |
| K2O | 0.08 | | WT% | XRF |
| TIO2 | 0.63 | | WT% | XRF |
| P2O5 | 0.06 | | WT% | XRF |
| MNO | 0.16 | | WT% | XRF |
| TOTAL | 100.95 | | WT% | XRF |
| LOI | 0.01 | | WT% | XRF |
| RB | 1 | | PPM | XRF |
| SR | 180 | | PPM | XRF |
| Y | 17 | | PPM | XRF |
| ZR | 48 | | PPM | XRF |
| BA | 29 | | PPM | XRF |
| NI | 185 | | PPM | XRF |
References
- Donnelly-Nolan, Julie M; Champion, Duane E; Grove, Timothy L; Baker,Michael B; Taggart, Joseph E, Jr; Bruggman, Peggy E (1991) The Giant Crater lava field; geology and geochemistry of acompositionally zoned, high-alumina basalt to basaltic andesiteeruption at Medicine Lake Volcano, California. Journal of Geophysical Research, vol.96, no.B13, pp.21,843-21,863, 10Dec 1991 doi:10.1029/91JB01901
