Commodities
PrimaryKaolin
Commodity typeN
Deposit
Deposit sizeS
Orebody formIRREGULAR
Ore controlClays Occur In Regolith Formed By Weathering Of Basement Gneisses And Overlying Shale
Materials
Ore mineralsGibbsite, Illite, Kaolin, Montmorillonite
Geology
Host rockShale · Gray Drift; With Variable Sandiness;Sediments; Shales, Clays, Silty Sands;Morton Gneiss
StructureClay Layering Exposed Along Minnesota River And Tributaries Where The River Valleys Cut Through The Glacial Drift.
Economic & production
Development statusPast Producer
Identification
Deposit ID10105915
MRDS IDW018684
RegionNA
Data scoreB
Coordinates44.21999, -95.01027
References
GROUT, F.F., 1919, CLAYS AND SHALES OF MINNESOTA, U.S. GEOLOGICAL SURVEY BULL. 678.PARHAM, W.E., AND R.K. HOGBERG, 1964, KAOLIN CLAY RESOURCES OF THE MINNESOTA RIVER VALLEY; BROWN, REDWOOD, AND RENVILLE COUNTIES; A PRELIMINARY REPORT, MINN. GEOLOGICAL SURVEY. REPT. OF INVEST. 3.PARHAM, W.E., 1970, CLAY MINEROLOGY AND GEOLOGY OF MINNESOTA'S KAOLIN CLAYS, MINN. GEOLOGICAL SURVEY SPEC PUBLIC 10.1919 COMPILA GROUT FF AND SOPER, E.K., BULLETIN 678.1964 COMPILA SCHINER GR., AND SCHNEIDER, WATER SUPPLY PAPER 1669-RSEE PARHAM, 1970, SPEC. PUB. 10 FOR SAMPLE ANALYSIS.