TY  - BOOK
AU  - Ray, A.K.
AU  - Ruikar, M.R.
TI  - Manual of procedures for chemical and instrumental analysis of ores, minerals and ore dressing products /by A.K.Ray and M.R. Ruikar
U1  - 549.13 
PY  - 1979///
CY  - Nagpur
PB  - Ind.Bureau of Mines
ER  -