Sample YOS-55a
NavDat sample number 41674 · DIORITE
Sample
| Sample ID | YOS-55a |
|---|---|
| Rock name | DIORITE |
| Rock type | PLUTONIC |
| Composition | INTERMEDIATE |
| Material | IGNEOUS |
| Comment | large boulder within narrow talus slope in the Rockslides |
Location
| Latitude | 37.723 |
|---|---|
| Longitude | -119.666 |
| State / province | California |
Age
| Age (Ma) | Error | Min | Max | Geologic age | Dated by |
|---|---|---|---|---|---|
| 103 | 92.7 | 113.3 |
Analyses
Whole rock
| Item | Value | Std. dev. | Unit | Method |
|---|---|---|---|---|
| SIO2 | 53.47 | WT% | DCPAES | |
| TIO2 | 1.02 | WT% | DCPAES | |
| AL2O3 | 17.69 | WT% | DCPAES | |
| FE2O3 | 8.94 | WT% | DCPAES | |
| MNO | 0.15 | WT% | DCPAES | |
| MGO | 5.38 | WT% | DCPAES | |
| CAO | 9.24 | WT% | DCPAES | |
| NA2O | 2.72 | WT% | DCPAES | |
| K2O | 1.18 | WT% | DCPAES | |
| P2O5 | 0.21 | WT% | DCPAES | |
| LOI | 1.4 | WT% | DCPAES | |
| BA | 435 | PPM | DCPAES | |
| BA | 564 | PPM | INAA | |
| CO | 28 | PPM | INAA | |
| CR | 98 | PPM | DCPAES | |
| CR | 104 | PPM | INAA | |
| NI | 39 | PPM | DCPAES | |
| RB | 29.5 | PPM | DCPAES | |
| RB | 36 | PPM | INAA | |
| SC | 26 | PPM | DCPAES | |
| SC | 27 | PPM | INAA | |
| SR | 466 | PPM | DCPAES | |
| SR | 511 | PPM | INAA | |
| V | 193 | PPM | DCPAES | |
| TA | 0.48 | PPM | INAA | |
| TH | 1.3 | PPM | INAA | |
| U | -4.5 | PPM | INAA | |
| Y | 18 | PPM | DCPAES | |
| ZR | 129 | PPM | DCPAES | |
| LA | 14.8 | PPM | INAA | |
| CE | 32.9 | PPM | INAA | |
| ND | 17.45 | PPM | DCPAES | |
| ND | 17.2 | PPM | INAA | |
| SM | 3.69 | PPM | DCPAES | |
| SM | 3.89 | PPM | INAA | |
| EU | 1.22 | PPM | INAA | |
| TB | 0.55 | PPM | INAA | |
| YB | 1.6 | PPM | INAA | |
| LU | 0.21 | PPM | INAA | |
| HF | 3.66 | PPM | INAA | |
| SR87_SR86 | 0.70745 | UNKNOWN | ||
| ND143_ND144 | 0.512321 | UNKNOWN |
References
- Ratajeski, Kent; Glazner, Allen F; Miller, Brent V (2001) Geology and geochemistry of mafic to felsic plutonic rocks in the Cretaceous intrusive suite of Yosemite Valley, California. Geological Society of America Bulletin, vol. 113, no.11, pp.1486-1502, Nov 2001 doi:10.1130/0016-7606(2001)113<1486:GAGOMT>2.0.CO;2