NGDB rock sample M172881

Field Value
Unique Sample ID Number M172881
Analytical Job Number LR13
Submitter Name Brew, David A.
Date Submitted 19860715
Field Number 86RN08
State AK
Latitude 58.29667
Longitude -134.3375
Source of Sample outcrop
Collection Method composite
Primary Classification rock
Secondary Classification metamorphic
Specific Name schist
Additional Attributes and Comments metasomatic; quartz present; calcareous or dolomitic (marble);; biotite-qtz-ankerite-po schist;
Geologic Age or Range Tertiary undifferentiated
Stratigraphic Unit Name POSSIBLY PERSERVERENCE SLATE
Alteration altrtn present
Metamorphic Facies or Grade greenschist
(click for info)
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 ppm by weight AA (partial)