GRD02MSS0
W81-63
Banded Iron Formation
Precambrian › Proterozoic › Paleoproterozoic › Orosirian
1800.0
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2050.0
0
Ritter 154 › Cabinet 2 › Drawer E
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Stomatolites (Collenia undosa) in banded iron formation. Polished. Original label: Biwabik Iron formation. 2.0 b.y. old. Stromatolites.
Samples W81-62 through W81-64, see Winterer 1980-1981 notebook page 163.
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Minnesota
Mesabi Iron Range. NE corner of Mary Ellen Mine near Biwabik.
Latitude: 47.5427°
Longitude: -92.346268°
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