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Bureau of Mines / Minerals yearbook: Area reports: domestic 1978-79
Year 1978-79, Volume 2 (1978-1979)

White, Doss H., Jr.; Baker, E. C.
Connecticut,   pp. 123-128 PDF (571.1 KB)


Page 123

  123The Mineral Industry of 
Connecticut 
This chapter has been prepared under a Memorandum of Understanding between
the 
Bureau of Mines, U.S. Department of the Interior, and the State Geological
and Natural 
History Survey of Connecticut, Department of Environmental Protection, for
collecting 
information on minerals, except fuels. 
By Doss H. White, Jr.' and E. C. Baker' 
 The value of Connecticut's nonfuel miner- able mineral commodity produced
in the a! production in 1978 and 1979 was $53.6 State, followed by construction
sand and million and $69.2 million, respectively. Mm- gravel, and clay. Feldspar,
gem stones, era! production continued to increase dur- foundry sand, lime,
and mica also were ing 1978 and 1979 because of increased produced in the
State and contributed to output of sand and gravel, stone, and clays, the
value of mineral production. Connectireflecting increased demands by the
con- cut continued as the second leading producstruction industry. Stone
was the most valu- er of feldspar in the United States. 
Table 1.—Nonfuel mineral production in Connecticut' 
1977 
1978 
1979 
Mineral 
Quantity 
val 
(thousands) 
Quantity 
Val 
(thousands) 
Quantity 
Val 
(thousands) 
Clays thousand short tons —Lime do~Sand and gravel doStone:  Crushed..
do~  Dimenision do_ 
Combined value of feldspar, gem stones, mica and industrial sand (1977, 1979L
— — — Total                       
95 
29 
28,543 
. 
6,980 
9 
XX 
$250 
1,412 
218,316 
20,319 
240 
3,171 
105 
29 
11,011 
7,364 
9 
XX 
$324 
1,564 
26,557 
22,301 
240 
2,623 
112 
33 
29,990 
8,271 
13 
XX 
$435 
2,053 
223,612 
38,767 
475 
3,894 
XX 
43,708 
XX 
53,612 
XX 
69,236 
XX Not applicable. 
' Production as measured by mine shipments, sales, or marketable production
(including consumption by producers). 2Excludes industrial sand; value included
in "Combined value" figure. 


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