GEOROC Sample Information
Location
Latitude -17.02574 | Longitude -70.34493
ANDEAN ARC / CENTRAL ANDEAN VOLCANIC ZONE / PERU / TUTUPACA
ERUPTION BETWEEN 1787 AND 1802
CONVERGENT MARGIN
Reference
SAMANIEGO P.,LIORZOU C.,VAN WYK DE VRIES B.,VALDERRAMA P.,MARINO J.,ROCHE O.,MANRIQUE N.,CHEDEVILLE C.,FIDEL L.,MALNATI J.
THE HISTORICAL (218±14 ABP) EXPLOSIVE ERUPTION OF TUTUPACA VOLCANO (SOUTHERN PERU)
BULL. VOLCANOL. 77 51 [2015]
Sample Name: TU-12-14
Sample Information
DACITE / LAVA BLOCK
OUTCROP
Sample Age Information
No sample age information given.
Chemistry (and, if given, analytical ages)
Analyzed: WHOLE ROCK
| AL2O3 | 15.81 WT% |
| CAO | 3.87 WT% |
| FE2O3T | 4.3 WT% |
| K2O | 3.23 WT% |
| LOI | 0.21 WT% |
| MGO | 1.8 WT% |
| MNO | 0.06 WT% |
| NA2O | 4.34 WT% |
| P2O5 | 0.27 WT% |
| SIO2 | 63.72 WT% |
| TIO2 | 0.72 WT% |
| CE | 69.2 PPM |
| DY | 1.81 PPM |
| ER | 0.65 PPM |
| EU | 1.09 PPM |
| GD | 3.16 PPM |
| LA | 35.74 PPM |
| ND | 27.8 PPM |
| SM | 4.73 PPM |
| YB | 0.56 PPM |
| BA | 1289.39 PPM |
| CO | 11.71 PPM |
| CR | 11.75 PPM |
| NB | 7.5 PPM |
| NI | 11.92 PPM |
| RB | 104.68 PPM |
| SC | 6.55 PPM |
| SR | 764.15 PPM |
| TH | 8.3 PPM |
| V | 91 PPM |
| Y | 8.21 PPM |
| ZR | 128.04 PPM |