National Minerals Information Center

The Mineral Industry of Iowa

Statistics and information on the nonfuel mineral commodities produced in Iowa

Minerals Yearbook Vol. II - Domestic

Minerals Yearbook Vol. II - Domestic

The 2014 Iowa chapter containing text and data tables is available in PDF and XLS formats. Other years are available through the links below, and 2015-2016 data are presented in the table.

Sources of information

Iowa produces common clays, construction sand and gravel, crushed stone, dimension stone (limestone and “dolostone”), gemstones, gypsum, lime. peat, and portland cement. It is known for geodes and barite crystals exposed in sedimentary rocks.

Statistical Summary

Aggregates Data by State, Type, and End Use

Mineral Commodity Summaries

Mineral Industry Surveys

Minerals Yearbook Volume I -- Metals and Minerals

Mineral Yearbook Volume II - Iowa chapters

The following data table gives nonfuel mineral commodity production data for Iowa extracted from Table 5 in the 2016 Minerals Yearbook Statistical Summary.

Nonfuel Mineral Commodity Production in Iowa1,2,3
Mineral Commodity Units 2015 Quantity 2015 Value (thousands) 2016 Quantity 2016 Value (thousands)
Gemstones, naturale   NA 3 NA 3
Sand and gravel, construction thousand metric tons (1000 t) 14,900r $118,000 14,900 $117,000
Sand and gravel, industrial   1,790 133,000 1,340 53,600
Stone, crushed 1000 t 36,000r 380,000r 37,700 404,000
Combined values of cement, clay (common), gypsum (crude), lime, peat, and values indicated by symbol W   XX (7) XX (7)
Total (partial)   XX 632,000r XX 575,000

eEstimated. rRevised. NA Not available. XX Not applicable.

1Includes data from the commodity chapters published in the Minerals Yearbook as they were completed and released through March 2019.

2Production as measured by mine shipments, sales, or marketable production (including consumption by producers).

3Data are rounded to no more than three significant digits; may not add to totals shown.

7Withheld to avoid disclosing company proprietary data; value included in "Undistributed" in the U.S. total value.

Minerals Yearbook Volume II Iowa chapters:

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Madan M Singh

State Mineral Specialist
National Minerals Information Center
Phone: 703-648-4916

Robert M Callaghan

State Mineral Specialist
National Minerals Information Center
Phone: 703-648-7709