AGDB2 rock sample M172919

(igneous, quartz diorite porphyry)

Field Value
Lab ID M172919
Field ID 86RN34A
Job ID LR15
Sample submitter Brew, David A.
Project name Juneau AMRAP
Date submitted 7/15/1986 0:00:00
Country United States
State AK
Map quadrangle Juneau
Geographic latitude 58.86556
Geographic longitude -135.07861
Sample source mine/quarry
Collection method composite
Primary media type rock
Secondary media type igneous
Sample media name quartz diorite porphyry
Sample comment qtz-ksp unalt'd porphyritic qtz diorite
Geologic age Cretaceous
Stratigraphic unit Jualin DI
Alteration type altered
Igneous setting pluton
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Geologic map unit -135.07861, 58.86556
Nearby scientific data Find additional scientific data near this location
Element Measured value Units of measure Analytical method
Gold 0.3 parts per million by weight AA_F_HBr
Element Value Units Technique Digestion Decomposition Laboratory
Gold 0.3 ppm AA T HBr-Br2 and MIBK USGS-BAL