TY  - BOOK
AU  - Cox K G
AU  -  Harte B
AU  -  Rice N B
TI  - Introduction to the practical study of crystal, minerals adn rocks
U1  - H, K71 
PY  - 1967///
KW  -  Crystal
KW  -  Minerals
KW  -  Rocks
KW  - Geology
ER  -