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Sample 84S4A
NavDat sample number 29667 · GABBRO
Sample
| Sample ID | 84S4A |
|---|
| Rock name | GABBRO |
|---|
| Rock type | PLUTONIC |
|---|
| Composition | MAFIC |
|---|
| Material | IGNEOUS |
|---|
| Collected by | Sisson, Tom |
|---|
| Comment | MAFIC CORE OF COMPOSITE DIKE |
|---|
Location
| Latitude | 36.6517 |
|---|
| Longitude | -118.667 |
|---|
| Location | CSNB-Triple Divide Peak |
|---|
| State / province | California |
|---|
| Volcanic field | MITCHELL PEAK COMPOSITE DIKE |
|---|
Age
| Age (Ma) | Error | Min | Max | Geologic age | Dated by |
|---|
| 91 |
|
81.9 |
100.1 |
|
|
Analyses
Whole rock
| Item | Value | Std. dev. | Unit | Method |
|---|
| SIO2 | 62 | | WT% | XRF |
| TIO2 | 0.98 | | WT% | XRF |
| AL2O3 | 17.3 | | WT% | XRF |
| FE2O3 | 5.59 | | WT% | XRF |
| FEO | 3 | | WT% | XRF |
| MNO | 0.08 | | WT% | XRF |
| MGO | 2.01 | | WT% | XRF |
| CAO | 4.76 | | WT% | XRF |
| NA2O | 4.51 | | WT% | XRF |
| K2O | 1.62 | | WT% | XRF |
| P2O5 | 0.34 | | WT% | XRF |
| H2O_PLUS | 0.68 | | WT% | XRF |
| H2O_MINUS | 0.02 | | WT% | XRF |
| CO2 | 0.08 | | WT% | XRF |
