Image from the Biodiversity Heritage Library.
Contributed by Yale Peabody Museum of Natural History.
| www.biodiversitylibrary.org
Transcription
5/12/95 County Road 7, Olmsted Co.
3A
5/12/95 Cummingville Type Section
X - entrance to private property (Xmas wreath on fence)
Blue gray shale forms quarry floor. X face as depicted in Fig. 20-7
(Sloan, vol. 1987). V. burrowed shale - all checked up.
B+W photo #4 Foottrace & Frasers Fm on North side
B+W #5+6 photo. Roadcut - east side of road. Top of Cummingville Fm;
Fairplay Mbr - saw-tooth weathering.
The Mortimer Mbr Cummingville as shown in graphic section in Sloan et al 1987 has more of a "saw tooth" outcrop than indicated.
Note ~14" cycles throughout type Cummingville - Becker Mbr has 4 (or 5?)
"cycles" that have almost no silt breaks, rest has allston.
To get to Cummingville go S on US 52 from Rochester, MN toward Chaffee and turns on County Rd 7. and travel ~3.9 miles to road cut.
See Sloan (1987), p.