TY  - SER
AU  - Nasreen, Shagufta
AU  - Alauddin, Mohammad
AU  - Khattak, M. A
TI  - A Study Jof Glass Sand Deposits from Kurd, Karak District. Nwfp
KW  - Glass Sand
KW  - Evaluation
KW  - Kurd Silica Sand
ER  -