TY  - BOOK
T1  - Barite nodules in Devonian shale and mudstone of western Virginia /
DA  - 1989.
CY  - [Washington, D.C.] :
CY  - Denver, CO :
AU  - Clark, Sandra H. B.
AU  - Mosier, Elwin L.
VL  - 1880
CN  - QE75
CN  - QE75
PB  - U.S. G.P.O. ;
PB  - For sale by the Books and Open-File Reports Section, U.S. Geological Survey, Federal Center,
PP  - [Washington, D.C.] :
PP  - Denver, CO :
PY  - 1989.
ID  - 229732
KW  - Barite
KW  - Barite
KW  - Geology, Stratigraphic
TI  - Barite nodules in Devonian shale and mudstone of western Virginia /
ER  -