GEOROC Sample Information

Location
Latitude 54.668 | Longitude -163.9771
ALEUTIAN ARC / SECOND ALEUTIAN ARC / UNIMAK / SHISHALDIN
CONVERGENT MARGIN

Reference

SCHILLING J.- G.,DEVINE J. D.,NYE C. J.,GARDNER J. E.,BEGET J. E.,GEORGE R. M. M.

GEOLOGY AND PETROLOGY OF EJECTA FROM THE 1999 ERUPTION OF SHISHALDIN VOLCANO, ALASKA

BULL. VOLCANOL. 64 [2002] 548-561

Sample Name: 99SH-8-B

Sample Information

BASALT / TEPHRA
OUTCROP

Sample Age Information

1999 eruption

Chemistry (and, if given, analytical ages)

Analyzed: MINERAL / COMPONENT (INCL. GROUNDMASS) OLIVINE

AL2O30.04 WT%
CAO0.29 WT%
CR2O30.02 WT%
FEOT29 WT%
MGO33.08 WT%
MNO0.58 WT%
NIO0.03 WT%
SIO236.9 WT%
TIO20.03 WT%

Analyzed: MINERAL / COMPONENT (INCL. GROUNDMASS) OLIVINE

AL2O30.07 WT%
CAO0.24 WT%
CR2O30 WT%
FEOT28.78 WT%
MGO33.69 WT%
MNO0.54 WT%
NIO0 WT%
SIO237.15 WT%
TIO20.06 WT%

Analyzed: MINERAL / COMPONENT (INCL. GROUNDMASS) OLIVINE

AL2O30 WT%
CAO0.29 WT%
CR2O30 WT%
FEOT28.01 WT%
MGO33.42 WT%
MNO0.67 WT%
NIO0 WT%
SIO237.13 WT%
TIO20.03 WT%