TY  - BOOK
AU  - Dana,Edward Salisbury
AU  - Ford,W.E
TI  - a textbook of minerralogy with an extrended treatise on crstallography and physical mineralogy
U1  - 549 DAN 
PY  - 1949///
CY  - New York
PB  - Wiley
KW  - Mineralogy
ER  -