AGDB2 rock sample M172881

(metamorphic, schist)

Field Value
Lab ID M172881
Field ID 86RN08
Job ID LR13
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 58.29667
Geographic longitude -134.3375
Sample source outcrop
Collection method composite
Primary media type rock
Secondary media type metamorphic
Sample media name schist
Sample comment biotite-qtz-ankerite-po schist
Additional sample attributes metasomatic; quartz present; calcareous or dolomitic (marble)
Geologic age Tertiary undifferentiated
Stratigraphic unit Perseverance Slate(?)
Mineralization type contact metamorphic
Alteration type altered
Metamorphic facies or grade greenschist
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Geologic map unit -134.3375, 58.29667
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 0.1 ppm AA T HBr-Br2 and MIBK USGS-BAL