TY  - BOOK
AU  - Schumann,Walter
TI  - Minerals of the world: Walter Schumann
SN  - 0806985704
PY  - 1998///, 1990
CY  - New York
PB  - Sterling Publishing Co., Inc.
KW  - Minerals--Handbooks, manuals, etc
KW  - sears
ER  -