The Mineral Industry of Oklahoma
Statistics and information on the nonfuel mineral commodities produced in Oklahoma
Minerals Yearbook Vol. II - Domestic

2018-2019 data for Oklahoma are summarized in the table on this web page. The 2015 chapter data tables (XLS) and 2014 chapter containing text and data tables in PDF and XLS formats are available, with other years, through the links below.
Sources of information
Oklahoma leads in iodine production; major producer of gypsum. Produces cement, construction sand/gravel, crushed stone (mostly limestone), feldspar, helium, lime, pumice, salt. Iodine and salt are produced from brine wells and helium from gas wells.