TY  - BOOK
AU  - Roberts, Willard Lincoln
AU  - Rapp, George Robert
AU  - Weber, Julius
TI  - Encyclopaedia of Minerals
SN  - 0442262803
U1  - 549.03 
PY  - 1974///
CY  - London
PB  - Van Nostrand Reinhold Company
KW  - Mineralogy
KW  - Dictionaries
ER  -