GEOROC Sample Information
Location
Latitude 14.76 | Longitude -91.55
CENTRAL AMERICAN VOLCANIC ARC / CENTRAL AMERICAN VOLCANIC ARC-NORTHWESTERN SEGMENT / GUATEMALA / SANTA MARIA
1902 ERUPTION
CONVERGENT MARGIN
Reference
ROSE W. I. JR.
SANTA MARIA, GUATEMALA: BIMODAL SODA-RICH CALC-ALKALIC STRATOVOLCANO
J. VOLCANOL. GEOTHERM. RES. 33 [1987] 109-129
Sample Name: CO-53
Sample Information
DACITE / PUMICE
OUTCROP
Sample Age Information
1902 eruption
Chemistry (and, if given, analytical ages)
Analyzed: WHOLE ROCK
| AL2O3 | 16.7 WT% |
| CAO | 5.05 WT% |
| FE2O3T | 5.04 WT% |
| K2O | 1.61 WT% |
| MGO | 1.35 WT% |
| MNO | 0.15 WT% |
| NA2O | 4.66 WT% |
| P2O5 | 0.17 WT% |
| SIO2 | 64.71 WT% |
| TIO2 | 0.49 WT% |
| BA | 670 PPM |
| CR | 15 PPM |
| CU | 19 PPM |
| MN | 1153 PPM |
| NI | 6 PPM |
| RB | 32 PPM |
| SR | 482 PPM |
| V | 81 PPM |
| Y | 17 PPM |
| ZN | 94 PPM |
| ZR | 156 PPM |