AGDB2 rock sample D233671

(metamorphic, metarhyolite)

Field Value
Lab ID D233671
Field ID CCZ703
Job ID QW92
Sample submitter Brew, David A.
Project name Petersburg AMRAP
Date submitted 4/13/1981 0:00:00
Country United States
State AK
Map quadrangle Petersburg
Geographic latitude 56.565
Geographic longitude -133.0325
Sample source outcrop
Collection method grab/single
Primary media type rock
Secondary media type metamorphic
Sample media name metarhyolite
Sample comment 79BG072b metarhyolite
Additional sample attributes quartz present; aluminosilicate, pelitic (schist, phyllite, mica gneiss);
Geologic age Triassic
Stratigraphic unit TCV
Metamorphic setting regional
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Geologic map unit -133.0325, 56.565
Nearby scientific data Find additional scientific data near this location
Element Measured value Units of measure Analytical method
Thorium <2.5 parts per million by weight DN
Uranium 2.89 parts per million by weight DN
Element Value Units Technique Digestion Decomposition Laboratory
Thorium L2.5 ppm DN T USGS-BAL
Uranium 2.89 ppm DN T USGS-BAL