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-40
Sample Information
DACITE / PUMICE
OUTCROP
Sample Age Information
1902 eruption
Chemistry (and, if given, analytical ages)
Analyzed: WHOLE ROCK
| AL2O3 | 15.42 WT% |
| CAO | 3.19 WT% |
| FE2O3T | 3.35 WT% |
| K2O | 1.97 WT% |
| MGO | 0.75 WT% |
| MNO | 0.18 WT% |
| NA2O | 5.14 WT% |
| P2O5 | 0.15 WT% |
| SIO2 | 69.46 WT% |
| TIO2 | 0.31 WT% |
| BA | 796 PPM |
| CR | 4 PPM |
| CU | 26 PPM |
| MN | 1372 PPM |
| NB | 3 PPM |
| NI | 7 PPM |
| RB | 39 PPM |
| SR | 420 PPM |
| V | 38 PPM |
| Y | 15 PPM |
| ZN | 102 PPM |
| ZR | 167 PPM |