Use 
Short 
tons 
1966 
 
 
 
1967 
 
 
 Value 
Total 
 
Average 
per ton 
Short tons 
Value 
 
 
 
 
 
 
Total 
Average per ton 
Total 538,426 7,433,792 13.81 540,435 6,970,471 12.90 
W Withheld to avoid disclosing individual company confidential data; included
with "Other uses." 1 Includes whiteware, stoneware (1967), floor and wall
tile (1967), foundries and steelworks, kiln furniture 
other refractories (1967), paper filling and coating, linoleum and oilcloth,
paint, fertilizers, mortar, plaster and plaster products (1967), exports,
other uses, and uses indicated by symbol W. 
THE MINERAL INDUSTRY OF SOUTH CAROLINA 
 
 
Table 5.—Kaolin sold or used by producers, by uses 
709 
 
 
 
 
Rubber 235,311 
Firebsick and block 51,471 
Insecticides and fungicides._ 18,751 
Architectural terracotta 3,702 
Other uses' 229,191 
 $2,843,792 $12.09 261,974 $3,832,652 $14.63 
 449,500 8.73 10,291 115,387 11.21 
 233,000 12.43 W W W 
 26,700 7.21 W W W 
 3,880,800 16.93 268,170 3,022,432 11.27 
 
 
 
 
 
 
valued at $3.2 million, reflecting a slight decrease from the 1966 unit price.

 
 Mica.—Mineral Mining Corp. produced scrap and ground mica from mica
schist in Kershaw, Lancaster County. The ground mica was used in the manufacture
of pipeline enamel, paint, plastics, welding rods, and electrical products.

 
 Pyrite.—Commercialores, Inc., York County, recovered pyrite as a byproduct
of milling kyanite ore. The pyrite was shipped out of State. 
 
 Sand and Gravel.—Sand and gravel production in South Carolina declined
to 5.2 million tons valued at $7.2 million, decreases of 12.8 percent and
6.4 percent respectively from the record in 1966. Sand and/or gravel was
produced by 23 companies from 27 mines in 17 counties. Sand 
accounted for 66 percent of total production and 54 percent of total value.
All sand and gravel was commercial production, and 94 percent was processed
before shipment. Fifty-three percent was shipped by truck, and 47 prcent
by rail. Leading counties in output of sand and gravel were, in order of
decreasing amount, Marlboro, Sumter, Lexington, Chesterfield, Dorchester,
and Lancaster. Leading producers, in order of decreasing rank, were Becker
County Sand & Gravel Co., with mines in Chesterfieild, Dorchester, Marlboro,
and Sumter Counties; Columbia Silica Sand Co. in Lexington County; Brewer
Sand Co. in Lancaster County; Pennsylvania Glass Sand Corp. in Lexington
County; and Foster Bros. Dixiana Sand Co. in Lexington County. 
 
 
Table 6.—Sand and gravel sold or used by producers, by uses 
(Thousand short tons and thousand dollars) 
Use 
 
1966 
 
 
1967 
 
 
Quantity 
Value 
Total ~ 
 
Quantity 
 Value 
 
 
Total 
 
Sand: 
 Structural                   
 Fill                        
Blast                       
Paving                      
Glass                       
Other sands                  
 
 Total                    Gravel                         
 
Total sand and gravel 1          
2,978 
277 
11 
383 
240 
249 
$1,848 
171 
45 
230 
968 
W 
$ .62 
.62 
4.09 
.60 
4.03 W 
2,833 
135 
10 
W 
W 
504 
$1,857 
 W 
50 
W 
W 
W 
$0.66 
 W 
5.00 
W 
W 
W 
 
4,138 
1,878 
W 
W 
W 
W 
3,482 
1,766 
W 
W 
W 
W 
 
6,016 
7,668 
1.27 
5,248 
7,178 
1.37 
 W Withheld to avoid disclosing individual company confidential data; included
with "Total sand and gravel." 
 I Includes molding, fire or furnace, engine, filtration, chemical, filler,
pottery, abrasive, and other sands; structural, paving, and railroad ballast
gravel; and uses indicated by symbol W.