← Search
Sample SANLU10-91
NavDat sample number 42597
Sample
| Sample ID | SANLU10-91 |
|---|
| Rock type | PLUTONIC |
|---|
| Material | IGNEOUS |
|---|
Location
| Latitude | 36.207 |
|---|
| Longitude | -121.738 |
|---|
| State / province | California |
|---|
| Location comment | charnokitic tonalite of Compton (1960) and related rocks west of the Palo Colorado fault zone |
|---|
Age
| Age (Ma) | Error | Min | Max | Geologic age | Dated by |
|---|
| 78.21 |
|
98 |
99 |
|
|
Analyses
WHOLE ROCK
| Item | Value | Std. dev. | Unit | Method |
|---|
| RB | 54.1 | | PPM | EDXRF |
| SR | 619 | | PPM | EDXRF |
| RB_SR | 0.087 | | | MS |
| RB87_SR86 | 0.252 | | | MS |
| SR87_SR86 | 0.71046 | | | MS |
| SR87_SR86_INITIAL | 0.7101 | | | MS |
| D18O | 9.8 | | PERMILL | MS |
References
- Kistler, R W; Champion, D E (2001) Rb-Sr whole-rock and mineral ages, K-Ar, (super 40) Ar/ (super 39) Ar, and U-Pb mineral ages, and strontium, lead, neodymium, and oxygen isotopic compositions for granitic rocks from the Salinian Composite Terrane, California. Open-File Report - U. S. Geological Survey. 2001.
