AGDB2 rock sample F008364

(igneous, dacite)

Field Value
Lab ID F008364
Field ID 89RJ080
Job ID TV31
Sample submitter Riehle, James R.
Project name Unga Island AMRAP
Date submitted 5/8/1991 0:00:00
Country United States
State AK
Map quadrangle Port Moller
Geographic latitude 55.19583
Geographic longitude -160.47222
Sample source outcrop
Collection method grab/single
Primary media type rock
Secondary media type igneous
Sample media name dacite
Sample comment dacite dome
Geologic age Oligocene
Igneous setting plug/pipe
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Geologic map unit -160.47222, 55.19583
Nearby scientific data Find additional scientific data near this location
Element Measured value Units of measure Analytical method
Element Value Units Technique Digestion Decomposition Laboratory
Al2O3 16.1 pct CM T fusion USGS-BGC
CaO 4.6 pct AA T fusion USGS-BGC
CO2 0.08 pct TT T HClO4 USGS-BGC
Fe2O3 1.6 pct CM T fusion USGS-BGC
FeO 3.2 pct TT T HF-H2SO4 USGS-BGC
H2Om 0.28 pct GV T USGS-BGC
H2Ob 1.8 pct TT T flux and combustion, total H2O less moisture USGS-BGC
K2O 1.9 pct AA T fusion USGS-BGC
MgO 1.4 pct AA T fusion USGS-BGC
MnO 0.12 pct CM T fusion USGS-BGC
Na2O 3.8 pct AA T fusion USGS-BGC
P2O5 0.19 pct CM T fusion USGS-BGC
SiO2 64.2 pct CM T fusion USGS-BGC
TiO2 0.59 pct CM T fusion USGS-BGC