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Bureau of Mines / Minerals yearbook 1990
Year 1990, Volume 2 (1990)

Sikich, Steve W.
Illinois,   pp. [170]-184 ff. PDF (2.5 MB)


Page [170]

LEGEND 
State boundary 
——— County boundary 
0 CapItal 
. City Waterway Crushed stonelsand & gravel districts 
MINERAL SYMBOLS 
Ag Silver 
 i!!! Cement plant 
Clay Clay cs Crushed Stone Ca Copper D-L Dimension Umestone F Fluorspar 
Ful Fuller's earth 
IS Industrial Sand 
 1:1!!! Urns plant 
Pb Lead 
 Peat Peat 
 SG Sand and Gravel !!!!i Iron and Steel plant Trip Tripoli 
Zn Zinc 
East St. 
  FILLINOIS 
Principal Mineral~Producing Localities 
 ~1b_~"~ ~ ~ ~ ~ ~ ~ :. NEHACO roc \L' MC'-I ~R, ~ Pea~J 
 ~ :-1-~~ 
 ~\ ~ 1 ?: D-L ~' Chicago~ 
 I J ~ I CS ca ~ 
J-p~~i--;-'~~-i ~ 
 ,i:~ ! cern ~ ~ ~~Peat 
~ 
~ F UHF) '  
SG ~ EAN ~___ __ ——.f~RMftI()N 
 —---' -1 ca 
1*. Wl~1 I I 
 dpIArT * ~ 
 I Champaign 
I SG 
I CHAMPAFC.N, 
DoUGLAS 
Clay es;. 
SG ! .. 


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