GEOROC Sample Information

Location
Latitude -35.58 | Longitude -70.75
ANDEAN ARC / SOUTHERN ANDEAN VOLCANIC ZONE / CHILE / DESCABEZADO GRANDE
CONVERGENT MARGIN

Reference

FREY F. A.,LOPEZ-ESCOBAR L.,TORMEY D. R.,SCHULLER P.

URANIUM-THORIUM ACTIVITIES AND DISEQUILIBRIUM IN VOLCANIC ROCKS FROM THE ANDES (33-46S): PETROGENETIC CONSTRAINTS AND ENVIRONMENTAL CONSEQUENCES

REV. GEOL. CHILE 18 [1991] 165-175

Sample Name: 050283-01

Sample Information

DACITE
OUTCROP

Sample Age Information

No sample age information given.

Chemistry (and, if given, analytical ages)

Analyzed: WHOLE ROCK

SIO265.85 WT%
TH232_ACT32 BQ/KG
U238_ACT22 ± 2 BQ/KG
U238_TH232_ACT0.69


Reference

FREY F. A.,HICKEY-VARGAS R.,TORMEY D. R.,MORENO-ROA HUGO,HOLBIK S.

BASALTIC ROCKS FROM THE ANDEAN SOUTHERN VOLCANIC ZONE: INSIGHTS FROM THE COMPARISON OF ALONG-STRIKE AND SMALL-SCALE GEOCHEMICAL VARIATIONS AND THEIR SOURCES

LITHOS 258-259 [2016] 115-132

Sample Name: 050283-1

Sample Information

DACITE
OUTCROP

Sample Age Information

No sample age information given.

Chemistry (and, if given, analytical ages)

Analyzed: WHOLE ROCK

AL2O316.02 WT%
CAO2.87 WT%
FE2O3T4.1 WT%
H2O0.12 WT%
K2O2.65 WT%
MGO1.16 WT%
MNO0.12 WT%
NA2O5.4 WT%
P2O50.21 WT%
SIO265.85 WT%
TIO20.66 WT%
CE52.5 PPM
EU1.24 PPM
LA22 PPM
LU0.38 PPM
ND24.9 PPM
SM4.93 PPM
TB0.68 PPM
YB2.44 PPM
BA656 PPM
CO5.2 PPM
CR3.1 PPM
CS1.5 PPM
GA19.2 PPM
HF4.94 PPM
NB5.7 PPM
NI2.3 PPM
RB77 PPM
SC9.8 PPM
SR310 PPM
TA0.42 PPM
TH7.9 PPM
V40.4 PPM
Y23.8 PPM
ZN55.9 PPM
ZR217 PPM