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Sample 97-7
NavDat sample number 130048 · DACITE
Sample
| Sample ID | 97-7 |
|---|
| Rock name | DACITE |
|---|
| Rock type | VOLCANIC |
|---|
| Composition | FELSIC |
|---|
| Material | IGNEOUS |
|---|
Location
| Latitude | 41.408 |
|---|
| Longitude | -122.69 |
|---|
| Location | MT. SHASTA |
|---|
| State / province | CALIFORNIA |
|---|
Age
| Age (Ma) | Error | Min | Max | Geologic age | Dated by |
|---|
| 0.009 |
|
0.009 |
0.009 |
|
|
Analyses
WHOLE ROCK
| Item | Value | Std. dev. | Unit | Method |
|---|
| SIO2 | 63.02 | | WT% | XRF |
| TIO2 | 0.59 | | WT% | XRF |
| AL2O3 | 16.55 | | WT% | XRF |
| FE2O3 | 4.25 | | WT% | XRF |
| MNO | 0.07 | | WT% | XRF |
| MGO | 3.51 | | WT% | XRF |
| CAO | 6.02 | | WT% | XRF |
| NA2O | 4.12 | | WT% | XRF |
| K2O | 1.14 | | WT% | XRF |
| P2O5 | 0.21 | | WT% | XRF |
| LOI | 0.08 | | WT% | XRF |
| SR87_SR86 | 0.702871 | | | TIMS |
| ND143_ND144 | 0.512939 | | | TIMS |
References
- Grove, T L; Parman, S W; Bowring, S A; Price, R C; Baker, M B (2002) The role of an H (sub 2) O-rich fluid component in the generation of primitive basaltic andesites and andesites from the Mt. Shasta region, N California. Contributions to Mineralogy and Petrology, vol.142, no.4, pp.375-396, Jan 2002
