GEOROC Sample Information
Location
Latitude -36.863 | Longitude -71.377
ANDEAN ARC / SOUTHERN ANDEAN VOLCANIC ZONE / CHILE / NEVADOS DE CHILLAN
CONVERGENT MARGIN
Reference
SPARKS R. S. J.,DUNKLEY P. N.,MURPHY M. D.,YOUNG S. R.,NARANJO J. A.,DIXON H. J.,CHAVEZ R.,GILBERT J. S.,PRINGLE M. R.
THE GEOLOGY OF NEVADOS DE CHILLAN VOLCANO, CHILE
REV. GEOL. CHILE 26 [1999] 227-253
Sample Name: C156A
Sample Information
ANDESITE / UNIT LP
OUTCROP
Sample Age Information
No sample age information given.
Chemistry (and, if given, analytical ages)
Analyzed: WHOLE ROCK
| AGE | 883 ± 283 KA |
| AL2O3 | 15.4 WT% |
| CAO | 5.26 WT% |
| FEO | 7.29 WT% |
| K2O | 1.96 WT% |
| MGO | 2.34 WT% |
| MNO | 0.13 WT% |
| NA2O | 4.69 WT% |
| P2O5 | 0.64 WT% |
| SIO2 | 60.6 WT% |
| TIO2 | 1.68 WT% |
| RB | 59 PPM |
| SR | 358 PPM |
| Y | 28 PPM |
| ZR | 235 PPM |