AGDB2 rock sample M137803

(igneous, dacite porphyry)

Field Value
Lab ID M137803
Field ID 008A
Job ID KG07
Sample submitter Silberman, Miles L.
Project name Medfra AMRAP
Date submitted 10/12/1978 0:00:00
Country United States
State AK
Map quadrangle Medfra
Geographic latitude 63.53333
Geographic longitude -154.63333
Sample source outcrop
Collection method grab/single
Primary media type rock
Secondary media type igneous
Sample media name dacite porphyry
Sample comment dacite porphyry
Igneous setting stock
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Geologic map unit -154.63333, 63.53333
Nearby scientific data Find additional scientific data near this location
Element Measured value Units of measure Analytical method
Chromium <20.5 parts per million by weight WDX_Fuse
Nickel <4.72 parts per million by weight WDX_Fuse
Rubidium 160 parts per million by weight WDX_Fuse
Strontium 145 parts per million by weight WDX_Fuse
Zirconium 118 parts per million by weight WDX_Fuse
Barium 985 parts per million by weight WDX_Fuse
Thorium 14.5 parts per million by weight NA
Uranium 6.15 parts per million by weight NA
Element Value Units Technique Digestion Decomposition Laboratory
Fluorine 0.07 pct ISE T LiBO2 or Na2CO3 fusion USGS-BAL
Chromium L20.5 ppm XRF T LiBO2-Li2B4O7 fusion USGS-BAL
Nickel L4.72 ppm XRF T LiBO2-Li2B4O7 fusion USGS-BAL
Rubidium 160 ppm XRF T LiBO2-Li2B4O7 fusion USGS-BAL
Strontium 145 ppm XRF T LiBO2-Li2B4O7 fusion USGS-BAL
Zirconium 118 ppm XRF T LiBO2-Li2B4O7 fusion USGS-BAL
Barium 985 ppm XRF T LiBO2-Li2B4O7 fusion USGS-BAL
Thorium 11.6 ppm DN T USGS-BAL
Thorium 14.5 ppm NA T USGS-BAL
Uranium 6.41 ppm DN T USGS-BAL
Uranium 6.15 ppm NA T USGS-BAL
Al2O3 14 pct XRF T LiBO2-Li2B4O7 fusion USGS-BAL
CaO 1.36 pct XRF T LiBO2-Li2B4O7 fusion USGS-BAL
CO2 0.69 pct VOL T HCl USGS-BAL
FeO 1.21 pct TT T HF-H2SO4 USGS-BAL
FeTO3 2.05 pct XRF T LiBO2-Li2B4O7 fusion USGS-BAL
H2Om 0.11 pct GV T USGS-BAL
H2Ob 0.71 pct GV T flux and combustion, total H2O less moisture USGS-BAL
K2O 4.59 pct XRF T LiBO2-Li2B4O7 fusion USGS-BAL
MgO 0.07 pct XRF T LiBO2-Li2B4O7 fusion USGS-BAL
MnO 0.035 pct XRF T LiBO2-Li2B4O7 fusion USGS-BAL
Na2O 3.38 pct XRF T LiBO2-Li2B4O7 fusion USGS-BAL
P2O5 0.08 pct XRF T LiBO2-Li2B4O7 fusion USGS-BAL
SiO2 72.9 pct XRF T LiBO2-Li2B4O7 fusion USGS-BAL
TiO2 0.13 pct XRF T LiBO2-Li2B4O7 fusion USGS-BAL