State:Iowa (IA) Lat/Long:41°00'N / 91°58'W Elevation:236 m Currency:United States Dollar (USD) Languages:English Country Code:+1 Holiday Note:10月14日 (一), Columbus Day. Businesses may be closed.See more °C Weather 12 °C ...
6. The deposit is in a brecciated zone easily accessible to ground waters. SOURCE OF THE PHOSPHATE MATERIAL The Permian strata (Phosphoria) of Utah and Idaho contain commercial deposits of phosphorite, stratigraphically above the Fairfield ("Great Blue") and Amatrice Hill and Lucin (Weber) rock...