TY  - BOOK
AU  - Murthy , M.V.N., ed.
ED  - India. Geological Survey.
TI  - Zircon: a collection of research papers
U1  - 549.62 21st ed.
PY  - 1969///
CY  - Dehra Dun
PB  - Manager of Publications
KW  - Precious stones
KW  - Silicate minerals
KW  - Zircon
ER  -