Commodity and company Address Type of activity County Other Remarks 
commodities 
 
Sand and gravel, commercial: 
Asphalt Paving Co          
 
 
Boulder Gravel Products     
 
The Brannan Sand & Gravel Co. 
 
 
 
 
Broderick and Gibbons, Inc.... 
 
Cooley Gravel Co           
 
Flatiron Sand & Gravel Co - - - 
 
 
Pre-Mix Concrete, Inc., PreMix Sand & Gravel Division. 
14802 W. 44th Avenue Golden, Cob. 80401 
 
Box 229 
Boulder, Cob. 80902 
4800 Brighton Boulevard 
Denver, Cob. 80216 
 
 
 
 
Box 313 
Pueblo, Cob. 81002 
5631 Tennyson Street 
Arvada, Cob. 80002 
2344 Spruce Street 
Boulder, Cob. 80302 
 
1500 W. 12th Avenue Denver, Cob. 80204 
Six pits and two plants. 
 
Pit and plant     
 
Eleven pits and nine plants. 
 
 
 
 
Two pits and two plants. 
Four pits and 
plants. 
Two pits and two plants. 
 
- - do          
Arapahoe, Boulder, Elbert, Jefferson, Lincoln, Pueblo. 
Boulder 
 
Adams, Arapahoe, Jefferson. 
 
 
 
 
El Paso, Pueblo 
 
Adams, Arapahoe 
 
Boulder 
 
~ 
Adams, Douglas.... 
 
One portable crushing and screening plant; one stationary plant near Golden.

Stationary crushing and screening plant near Boulder. 
Five portable crushing and screening plants; one stationary plant near Welby
and two near Denver, Adams County; and one stationary plant near Golden.

Two portable crushing and screening plants. 
Four portable crushing and screening plants. 
One portable crushing and screening plant and one stationary plant near Boulder.

One stationary crushing and screening plant near Commerce City and one near

Western Paving Construction Co. 
 
Silver: 
5105 Washington Street Denver, Cob. 80216 
Nine pits and four plants. 
Adams, Arapahoe, Gilpin, Jefferson, Weld. 
 
Waterton. 
Four portable crushing and screening plants. 
Emperius Mining Co        
 
Idarado Mining Co  
 
McFarland & Hullinger      
 
The New Jersey Zinc Co     
 
Rico Argentine Mining Co    
 
Standard Metals Corp       
Creede, Cob. 81130          Ouray, Cob. 81427                
 
Box 238 
 
Tooebe, Utah 84074 
 
160 Front Street 
 
New York, N.Y. 10038 
 
605 Kearns Bldg. 
 
Salt Lake City, Utah 84101 
 
833 Petroleum Club Bldg. 
 
110 16th Street 
See Zinc        do      
 
- - - do      
 
 
- - do      
 
 
- - - do      
 
 
- - - do          
MineraL        
 
Ouray, San 
Miguel. 
Gunnison             
 
Eagle               
 
Dolores              
 
San Juan             
Gold, copper, lead, zinc. 
- -- do 
 
 
do 
 
do 
 
do 
 
do 
 
Stone: 
Denver, Cob. 80202 
 
 
 
 
Castle Concrete Co         CF&I Steel Corp           
Box 2379 
Colorado Springs Cob. 80901 
Box 316 
Pueblo, Cob. 81002           
Quarry and plant_.... 
Two quarries and two plants. 
El Paso 
 
 
Chaffee, FremonL. 
Lime         
Stationary crushing and screening plant. 
 
 
One quarry and stationary crushing and screening plant near Garfield and
one near Canon City. 
0 C 
 
 
c0 
a) 
-5 
Table 22.—Principal producers and processing plants in 1967—Continued