GEOROC Sample Information
Location
Latitude 54.75 | Longitude -163.97
ALEUTIAN ARC / SECOND ALEUTIAN ARC / UNIMAK / SHISHALDIN
CONVERGENT MARGIN
Reference
FOURNELLE J. H.,MARSH B. D.
SHISHALDIN VOLCANO: ALEUTIAN HIGH-ALUMINA BASALTS AND THE QUESTION OF PLAGIOCLASE ACCUMULATION
GEOLOGY 19 [1991] 234-237
Sample Name: SH9A
Sample Information
BASALT
OUTCROP
Sample Age Information
No sample age information given.
Chemistry (and, if given, analytical ages)
Analyzed: WHOLE ROCK
| AL2O3 | 15.73 WT% |
| CAO | 7.83 WT% |
| FEOT | 11.38 WT% |
| K2O | 1.14 WT% |
| LOI | 0.91 WT% |
| MGO | 3.99 WT% |
| MNO | 0.23 WT% |
| NA2O | 3.77 WT% |
| P2O5 | 0.59 WT% |
| SIO2 | 50.89 WT% |
| TIO2 | 2.21 WT% |
Analyzed: MINERAL / COMPONENT (INCL. GROUNDMASS) GROUNDMASS
| AL2O3 | 14.58 WT% |
| CAO | 7.43 WT% |
| FEOT | 12.79 WT% |
| K2O | 1.26 WT% |
| MGO | 4.53 WT% |
| MNO | 0.28 WT% |
| NA2O | 3.78 WT% |
| P2O5 | 0.63 WT% |
| SIO2 | 51.51 WT% |
| TIO2 | 2.43 WT% |