TY  - BOOK
AU  - Ray S
TI  - Morphologic crystallography and optical mineralogy
U1  - C216:80H1, L1;L6;5 
PY  - 1976///
CY  - Oxford
PB  - IBH       
KW  - Crystals
N1  - Appendix 264-283p; Glossary 284-287p
ER  -