GEOROC Sample Information
Location
Latitude 0.23 | Longitude -78.27
CARIBBEAN-COLOMBIAN PLATEAU / ECUADOR / PINON FORMATION
OTAVALO CROSS SECTION
OCEANIC PLATEAU
Reference
BUSSY F.,LAPIERRE H.,BOSCH D.,JAILLARD E.,ALLIBON J.,SENEBIER F.,MONJOIE P.
THE CONTRIBUTION OF THE YOUNG CRETACEOUS CARIBBEAN OCEANIC PLATEAU TO THE GENESIS OF LATE CRETACEOUS ARC MAGMATISM IN THE CORDILLERA OCCIDENTAL AND ECUADOR
J. S. AMER. EARTH SCI. 26 [2008] 355-368
Sample Name: 040T4B
Sample Information
BASALT / LAVA / LOW-DEGREE BURIAL-HYDROTHERMAL METAMORPHISM
OUTCROP
Sample Age Information
80,000,000 years
UPPER CRETACEOUS
Chemistry (and, if given, analytical ages)
Analyzed: WHOLE ROCK
| AL2O3 | 14.64 WT% |
| CAO | 13.74 WT% |
| FE2O3T | 10.23 WT% |
| K2O | 0.04 WT% |
| LOI | 0.35 WT% |
| MGO | 8.63 WT% |
| MNO | 0.17 WT% |
| NA2O | 1.49 WT% |
| P2O5 | 0.09 WT% |
| SIO2 | 49.81 WT% |
| TIO2 | 0.81 WT% |
| CE | 50.5 PPM |
| DY | 3.28 PPM |
| ER | 1.77 PPM |
| EU | 1.59 PPM |
| GD | 4.41 PPM |
| HO | 0.65 PPM |
| LA | 23.1 PPM |
| LU | 0.25 PPM |
| ND | 27.9 PPM |
| PR | 6.62 PPM |
| SM | 5.63 PPM |
| TB | 0.62 PPM |
| YB | 1.59 PPM |
| BA | 702 PPM |
| CS | 0.85 PPM |
| HF | 2.55 PPM |
| NB | 3.69 PPM |
| PB | 3.33 PPM |
| RB | 75.8 PPM |
| SR | 1123 PPM |
| TA | 0.16 PPM |
| TH | 3.29 PPM |
| U | 1.1 PPM |
| Y | 19.7 PPM |
| ZR | 105 PPM |
Analyzed: MINERAL / COMPONENT (INCL. GROUNDMASS) CLINOPYROXENE
| ND143_ND144 | 0.512879 ± 0.000007 |
| PB206_PB204 | 18.7852 ± 0.015 |
| PB207_PB204 | 15.6338 ± 0.0157 |
| PB208_PB204 | 38.632 ± 0.0144 |
| SM147_ND144 | 0.190131 |
| ND | 9.26 PPM |
| SM | 2.91 PPM |