Slab of pebbles. The pebbles are of the same kind of limestone and are full of the fossils. Jefferson County, Alabama. 1925.
Dates
Date Taken
1925
Summary
Slab of pebbles from parting between Big seam and Irondale seam shown in photo 1454. The pebbles are of the same kind of limestone and are full of the same fossils as the limestone capping the Irondale seam at Ruffner No. 1 mine, northwest Jefferson County, Alabama. 1925. Plate 18 in U.S.Geological Survey. Folio 221. 1927.
Summary
Slab of pebbles from parting between Big seam and Irondale seam shown in photo 1454. The pebbles are of the same kind of limestone and are full of the same fossils as the limestone capping the Irondale seam at Ruffner No. 1 mine, northwest Jefferson County, Alabama. 1925. Plate 18 in U.S.Geological Survey. Folio 221. 1927.
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