Page 201

 NA Not available. W Withheld to avoid disclosing company proprietary data;
included with "Combined value" figure. XX Not applicable. 
 1Production as measured by mine shipments, sales, or marketable production
(including consumption by producers). 
 2Excludes industrial sand; value included in "Combined value"
figure. 
 The State's nonfuel mineral output dur- el, gypsum, and others of lesser
value. 
ing 1978 consisted of seven nonmetallic The nationwide cement shortage that
bemineral commodities. Portland and mason- gan developing in 1977 was being
felt in the ry cement production ranked first in terms State by mid-1978
when sales of cement had of value, followed by, in descending order, exceeded
production capacity and previous crushed stone, construction sand and gray-
yearend stocks had been depleted. 
  201The Mineral Industry of Iowa 
This chapter has been prepared under a Memorandum of Understanding between
the Bureau of Mines, U.S. Department of the Interior, and the Iowa Geological
Survey for collecting information on all nonfuel minerals. 
By James H. Aase,' Wanda J. West,2 and Raymond R. Anderson~ 
 The value of nonfuel mineral production States in value of nonfuel mineral
producin Iowa for 1978 and 1979 was $259.6 million tion for 1978, with production
reported from and $277.9 million, respectively. The in- nearly 600 operations
located in 97 of the crease in value of production in 1978 over State's 99
countie~. Cerro Gordo County that of the previous year marked the 11th continued
as the State's leading county in consecutive year that nonfuel mineral production
values have increased to new record terms of value of nonfuel mineral output.
highs. Forty-two counties recorded production Nationally, Iowa ranked 25th
among the valued in excess of $1 million. 
Table 1.—Nonfuel mineral production in Iowa1 
1977 
. 
1978 
1979 
Mineral 
. 
Quantity 
Value 
(thousands) 
. 
Quantity 
Value 
(thousands) 
. 
Quantity 
 Value (thousands) 
Cement: 
 Masonry thousand short ton&. — 
 Portland do... — — — 
Clays do..~Gemstones                 
 86 
2,645 
883 NA 
$5,052 
99,383 
2,461 
1 
 88 
2,646 
894 
 ~ 
$5,390 
107,335 
 2,694 
~ 
 69 
2,371 
870 
$3,844 
109,628 
 2,883 
-- 
Gypsum — — thousand short tons... — 
Peat do.._~ 
1,593 
 16 
10,035 
 266 
1,602 
 6 
12,175 
 182 
1,695 
 11 
13,777 
 270 
Sand and graveL do_ — — —Stone: 
216,609 
233,290 
217,670 
237,310 
17,495 
39,686 
Crushed do... — — —Dimension do~~ 
29,183 
 W 
76,964 
W 
31,310 
10 
88,618 
 480 
32,471 
10 
103,215 
508 
Combined value of other 
nonmetals and values indicated. 
bysymbolW               
 Total                  
XX 
4,238 
XX 
5,376 
XX 
4,090 
XX 
231,690 
XX 
259,560 
XX 
277,901