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Chert from Illinois, USA

06324640014997069994259.jpg
Chert

Adams County, Illinois, USA
06324640014997069994259.jpg
Chert

Adams County, Illinois, USA
04430240014972077882304.jpg
Chert

Adams County, Illinois, USA
USA
 
  • Illinois
Fishel, Richard L. 1992 "Payson Chert: A Distinctive Lithic Raw Material from Adams County, Illinois." Illinois Archaeology 4(1):74-84.
National Geochemical Database :Rocks - USGS Files # W207919 -W207920 and W202723
    • Hardin County
      • Tower Rock area
Mineralogical Record (1997) 28:3-49
    • Kane County
      • North Aurora
Freiburg, J. and Rakovan, J. (2012) The Conco Mine, North Aurora, Kane County, Illinois. Rocks & Minerals, 87, #2, 116-125.
    • LaSalle County
Mori (1980, p. 24-35) for cherts???????. Rockhound, v. 9, no. 3, p. xx.
National Geochemical Database :Rocks - USGS Files # W202727
National Geochemical Database :Rocks - USGS Files # W201880,W201885 and W202717
 
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