GEOROC Sample Information

Location
Latitude 4.895 | Longitude -75.323
ANDEAN ARC / NORTHERN ANDEAN VOLCANIC ZONE / COLOMBIA / NEVADO DEL RUIZ
CONVERGENT MARGIN

Reference

MURRELL M. T.,PICKETT D. A.

OBSERVATIONS OF 231PA/235U DISEQUILIBRIUM IN VOLCANIC ROCKS

EARTH PLANET. SCI. LETT. 148 [1997] 259-271

Sample Name: RUIZ

Sample Information

ANDESITE
OUTCROP

Sample Age Information

No sample age information given.

Chemistry (and, if given, analytical ages)

Analyzed: WHOLE ROCK

PA1620 PPT
TH10.5 PPM
U4.53 PPM
PA231_U235_ACT1.097 ± 0.011