Oregon · Clackamas County
Occurrence

Molalla High-Alumina Clay

Clackamas County, Oregon, United States
AluminumIronKaolin
⌖ Show on mapUSGS source ↗
Commodities
PrimaryAluminum, Iron, Kaolin
Commodity typeB
Deposit
Deposit sizeN
Materials
Ore mineralsHalloysite, Kaolinite, Montmorillonite
Geology
Host rockClay, Mud · Molalla
Economic & production
Development statusOccurrence
Discovery year1911
Identification
Deposit ID10036517
MRDS IDM025349
Alternate namesEllis and Dibble Deposits
RegionNA
Data scoreD
Coordinates45.05537, -122.55674
References
OREGON METAL MINES HANDBOOK, 1951, ODGMI BULL. 14-D, P. 20NICHOLS, R.L., 1944, PRELIMINARY REPORT ON THE MOLALLA HIGH-ALUMINA CLAY DEPOSIT NEAR MOLALLA, CLACKAMAS COUNTY, OREGON; USGS STRATEGIC MINERALS INVESTIGATIONS