Sideritic concretions in Illinois shale, gravel, and till
By: J.E. Lamar and Norman C. Hester
Contributors: Hester, Norman C.
Series: Illinois minerals notes -- 46
Publisher: Illinois State Geological Survey
Published: 1972
Place of publication: Urbana
Language: eng
Number of pages: 17
Subjects: Concretions; Siderite