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A Geoscience Digital Image Library

2415.jpg
TitlePlagioclase banding in the Duluth Gabbro, Thomson Hill Rest Area, Duluth, St. Louis County, Minnesota
DescriptionPlagioclase banding (whitish bands) in an outcrop of the Duluth Gabbro at Thomson Hill Rest Area, Duluth, St. Louis County, Minnesota.
ChronostratigraphyLate Proterozoic, Keweenawan
LithostratigraphyDuluth Complex, Duluth Gabbro
Geologic provinceMidcontinent Rift
LocationUSA ▹ Minnesota ▹ St. Louis. Near Duluth. West Duluth Quadrangle.
PhotographerJoseph Hartman. 2002-02-21.
CollectionJoseph Hartman C08852.
Key wordsPlagioclase banding, Duluth gabbro
Tech details442 KB. Outcrop. Kodachrome, TIFF.
GeoDIL number2415