NGDB rock sample M172983

Field Value
Unique Sample ID Number M172983
Analytical Job Number LR19
Submitter Name Brew, David A.
Date Submitted 19860715
Field Number 86DB013F
State AK
Latitude 58.28972
Longitude -134.31611
Source of Sample outcrop
Collection Method single/grab
Primary Classification rock
Secondary Classification metamorphic
Specific Name metagabbro
Additional Attributes and Comments not metasomatic; quartz present; mafic (greenstone, greenschist, amphibolite);; amphibolite (metagabbro) sill;
Geologic Age or Range Triassic
Stratigraphic Unit Name PERSERVERANCE SL
Type of Metamorphism regional
Metamorphic Facies or Grade greenschist
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Geologic map unit -134.31611, 58.28972
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Element Measured value Units of measure Analytical method
Gold L0.1 ppm by weight AA (partial)