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A Geoscience Digital Image Library

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TitleFalls over Proterozoic-age Thomson Formation at Thomson Dam, St. Louis River, Carlton County, Minnesota
DescriptionFalls over Proterozoic-age Thomson Formation at Thomson Dam, St. Louis River, Carlton County, Minnesota.
ChronostratigraphyPrecambrian
LithostratigraphyThomson Formation
Geologic provinceMidcontinent Rift
LocationUSA ▹ Minnesota ▹ Carlton. Near Thomson. Thomson Dam.
Coordinates46.666667,-92.403333
PhotographerJoseph Hartman. 1985.
CollectionJoseph Hartman P05589.
Key wordsThomson Formation
Tech details1.55 MB. Outcrop. Kodachrome, TIFF.
GeoDIL number2492