GEOROC Sample Information

Location
Location was not specified by exact coordinates in the paper!
Latitude 58.23 to 58.28 | Longitude -155.02 to -155.1
ALEUTIAN ARC / ALASKA PENINSULA / UPPER ALASKA PENINSULA / TRIDENT
KATMAI NATIONAL PARK, E TRIDENT CONE, THICK DACITE LAVA, DISTAL NE RIDGE
CONVERGENT MARGIN

Reference

LANPHERE M. A.,SIEMS D. F.,HILDRETH W.,FIERSTEIN J.

TRIDENT VOLCANO: FOUR CONTIGUOUS STRATOCONES ADJACENT TO KATMAI PASS, ALASKA PENINSULA

U. S. GEOL. SURV. PROF. PAP. 1678 [2001] 153-180

Sample Name: K2028

Sample Information

DACITE
OUTCROP

Sample Age Information

No sample age information given.

Chemistry (and, if given, analytical ages)

Analyzed: WHOLE ROCK

AL2O316.52 WT%
CAO5.04 WT%
FEOT5.5 WT%
K2O1.32 WT%
LOI0.37 WT%
MGO1.99 WT%
MNO0.13 WT%
NA2O4.44 WT%
P2O50.21 WT%
SIO263.65 WT%
TIO20.81 WT%
RB22 PPM
SR291 PPM
ZR137 PPM