GEOROC Sample Information

Location
Latitude 64.02 | Longitude -19.65
ICELAND / ICELAND / HEKLA / H3 TEPHRA
OFAERUGIL, 8.5 KM NW OF HEKLA
OCEAN ISLAND

Reference

SVERRISDOTTIR G.

HYBRID MAGMA GENERATION PRECEDING PLINIAN SILICIC ERUPTIONS AT HEKLA, ICELAND: EVIDENCE FROM MINERALOGY AND CHEMISTRY OF TWO ZONED DEPOSITS

GEOL. MAG. 144 [2007] 643-659

Sample Name: 3

Sample Information

DACITE / TEPHRA / FRESH
OUTCROP

Sample Age Information

2,950 years
to 3,040 years
HOLOCENE


Chemistry (and, if given, analytical ages)

Analyzed: WHOLE ROCK

AL2O314.55 WT%
CAO2.59 WT%
FE2O30.68 WT%
FEO3.73 WT%
H2O1.15 WT%
K2O2.35 WT%
MGO0.24 WT%
MNO0.14 WT%
NA2O4.93 WT%
P2O50.06 WT%
SIO269.31 WT%
TIO20.34 WT%
CE143 PPM
EU3.32 PPM
GD19.4 PPM
LA73 PPM
LU1.17 PPM
ND79 PPM
SM15.4 PPM
TB2.26 PPM
TM1.33 PPM
YB8.2 PPM
B4.2 PPM
BA612 PPM
CD0.23 PPM
CL450 PPM
CO2 PPM
CR3.6 PPM
CS0.8 PPM
CU17 PPM
F1120 PPM
HF14.5 PPM
MO4.4 PPM
NB67 PPM
NI2 PPM
PB0 PPM
RB55 PPM
SC9.27 PPM
TA4.99 PPM
TH9.5 PPM
U2.9 PPM
ZN120 PPM
ZR649 PPM