GEOROC Sample Information

Location
Latitude 37.8 | Longitude -25.5
AZORES / SAO MIGUEL / AGUA DE PAO / FOGO A ERUPTION
OCEAN ISLAND

Reference

GILL J. B.,SCHMINCKE H.-U.,WIDOM E.

PROCESSES AND TIMESCALES IN THE EVOLUTION OF A CHEMICALLY ZONED TRACHYTE: FOGO A, SAN MIGUEL, AZORES

CONTRIB. MINERAL. PETROL. 111 [1992] 311-328

Sample Name: ASM209

Sample Information

TRACHYTE, ALKALINE / PUMICE
OUTCROP

Sample Age Information

No sample age information given.

Chemistry (and, if given, analytical ages)

Analyzed: WHOLE ROCK

AL2O316 WT%
CAO0.69 WT%
CO20.05 WT%
FE2O30.18 WT%
FEO2.93 WT%
H2O2.68 WT%
K2O5.4 WT%
MGO0.17 WT%
MNO0.23 WT%
NA2O7.02 WT%
P2O50.03 WT%
SIO263.3 WT%
TIO20.38 WT%
BA44 PPM
CO6 PPM
CR7 PPM
CU105 PPM
NB414 PPM
NI13 PPM
RB408 PPM
SR14 PPM
Y104 PPM
ZN173 PPM
ZR1579 PPM


Reference

GILL J. B.,SCHMINCKE H.-U.,WIDOM E.

SYENITE NODULES AS A LONG-TERM RECORD OF MAGMATIC ACTIVITY IN AGUA DE PAO VOLCANO, SAO MIGUEL, AZORES

J. PETROL. 34 [1993] 929-953

Sample Name: ASM209

Sample Information

TRACHYTE / PUMICE
OUTCROP

Sample Age Information

No sample age information given.

Chemistry (and, if given, analytical ages)

Analyzed: WHOLE ROCK

CE390 PPM
EU0.53 PPM
LA221 PPM
LU1.1 PPM
ND127 PPM
SM20.6 PPM
TB2.7 PPM
YB7.9 PPM