AGDB2 rock sample M173209

(metamorphic, amphibolite)

Field Value
Lab ID M173209
Field ID 86DB061A
Job ID LR40
Sample submitter Brew, David A.
Project name Juneau AMRAP
Date submitted 7/30/1986 0:00:00
Country United States
State AK
Map quadrangle Juneau
Geographic latitude 58.31278
Geographic longitude -134.37667
Sample source outcrop
Collection method grab/single
Primary media type rock
Secondary media type metamorphic
Sample media name amphibolite
Sample comment bio plag hornblende amphibolite
Additional sample attributes not metasomatic; quartz unknown; mafic (greenstone, greenschist, amphibolite)
Geologic age Permian--Cretaceous
Stratigraphic unit Perseverance Slate Fm, AM
Metamorphic setting regional
Metamorphic facies or grade amphibolite
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Geologic map unit -134.37667, 58.31278
Nearby scientific data Find additional scientific data near this location
Element Measured value Units of measure Analytical method
Gold <0.1 parts per million by weight AA_F_HBr
Element Value Units Technique Digestion Decomposition Laboratory
Gold L0.1 ppm AA T HBr-Br2 and MIBK USGS-BAL