GEOROC Sample Information
Location
Latitude 4.895 | Longitude -75.323
ANDEAN ARC / NORTHERN ANDEAN VOLCANIC ZONE / COLOMBIA / NEVADO DEL RUIZ
CONVERGENT MARGIN
Reference
JAMES D. E.,MURCIA L. A.
CRUSTAL CONTAMINATION IN NORTHERN ANDEAN VOLCANICS
J. GEOL. SOC. LONDON 141 [1984] 823-830
Sample Name: CO44
Sample Information
ANDESITE
OUTCROP
Sample Age Information
CENOZOIC
Chemistry (and, if given, analytical ages)
Analyzed: WHOLE ROCK
ND143_ND144 | 0.512795 |
SR87_SR86 | 0.70434 |
D18O | 7.28 PER MIL |
RB | 74 PPM |
SR | 603 PPM |