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Sample GC20
NavDat sample number 12112
Sample
| Sample ID | GC20 |
|---|
| Material | METAMORPHIC |
|---|
| Comment | carbonate-quartz-mariposite rock with quartz-dolomite-veinlets and disseminated pyrate |
Location
| Latitude | 39.4575 |
|---|
| Longitude | -120.839 |
|---|
| State / province | California |
Age
| Age (Ma) | Error | Min | Max | Geologic age | Dated by |
| 109.6 |
|
106.6 |
112.6 |
|
|
Analyses
WHOLE ROCK
| Item | Value | Std. dev. | Unit | Method |
| SIO2 | 49.9 | | WT% | XRF |
| TIO2 | 0.1 | | WT% | XRF |
| AL2O3 | 23.6 | | WT% | XRF |
| CR2O3 | 6.65 | | WT% | XRF |
| FEO | 0.3 | | WT% | XRF |
| MGO | 3.36 | | WT% | XRF |
| NA2O | 0.05 | | WT% | XRF |
| K2O | 9.97 | | WT% | XRF |
| F | 0.2 | | WT% | XRF |
| TOTAL | 93.98 | | WT% | XRF |