NGDB rock sample M173209

Field Value
Unique Sample ID Number M173209
Analytical Job Number LR40
Submitter Name Brew, David A.
Date Submitted 19860730
Field Number 86DB061A
State AK
Latitude 58.31278
Longitude -134.37667
Source of Sample outcrop
Collection Method single/grab
Primary Classification rock
Secondary Classification metamorphic
Specific Name amphibolite
Additional Attributes and Comments not metasomatic; quartz unknown; mafic (greenstone, greenschist, amphibolite);; bio plag hornblende amphibolite;
Geologic Age or Range Permian--Cretaceous
Stratigraphic Unit Name AMPHIB. IN PERSERVERANCE SL.
Type of Metamorphism regional
Metamorphic Facies or Grade amphibolite
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Geologic map unit -134.37667, 58.31278
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Element Measured value Units of measure Analytical method
Gold L0.1 ppm by weight AA (partial)