Results: 1 - 3 of 3
Jul 16, 2009
Open File Report
… Bad Heart Formation is a unique ooidal ironstone deposit in Western … stratigraphic relationship of ooidal ironstone between the Smoky …
Mar 31, 2006
Geo-Note
… about the Clear Hills ooidal ironstone, and 8 of the … reflect the Bad Heart Formation ooidal ironstone; d) 80 water wells …
Apr 15, 2009
Data
… of 325 rock samples, including ooidal ironstone, ooidal sandstone, sandstone, …