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
HOLOCENE
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 |