GEOROC Sample Information
Location
Latitude 64.02 | Longitude -19.65
ICELAND / ICELAND / HEKLA
OCEAN ISLAND
Reference
CONDOMINES M.,FOURCADE S.,SIGMARSSON O.
A DETAILED THORIUM, STRONTIUM AND OXYGEN ISOTOPE STUDY OF HEKLA: DIFFERENTIATION PROCESSES IN AN ICELANDIC VOLCANO
CONTRIB. MINERAL. PETROL. 112 [1992] 20-34
Sample Name: H1158-B
Sample Information
DACITE / TEPHRA / FRESH
OUTCROP
Sample Age Information
1158 eruption
Chemistry (and, if given, analytical ages)
Analyzed: WHOLE ROCK
| AL2O3 | 14.5 WT% |
| CAO | 3.76 WT% |
| FEOT | 7.1 WT% |
| H2O | 0.22 WT% |
| K2O | 1.88 WT% |
| MGO | 0.73 WT% |
| MNO | 0.21 WT% |
| NA2O | 4.95 WT% |
| SIO2 | 64.8 WT% |
| TIO2 | 0.63 WT% |
| BA | 488 PPM |
| CO | 24 PPM |
| SC | 15 PPM |
| SR | 274 PPM |
| TH | 7.8 PPM |
| U | 2.32 PPM |
| U238_TH232_ACT | 0.902 |