TY  - BOOK
AU  - Shelley, David
TI  - Manual of optical mineralogy
U1  - 549.125 
PY  - 1975///
CY  - New York
PB  - Elsevier
KW  - Optical Mineralogy
KW  - Handbooks.etc
N1  - Includes bibliographical references p.(227-230) and index
ER  -