1. STUDY OF LITERATURE ON SEPARATION OF MAGNESIA FROM LIME IN DOLOMITE AND SIMILAR MATERIALS*
2. 2G. L. Clark , Applied X Rays , 3rd ed. , pp.491 -610 . McGraw-Hill Book Co., Inc., New YorkandLondon, 1940 . 491 pp.; Ceram.Abstracts, 21 [10 ] 491 (1940 ).
3. 3W. L. Bragg , Crystalline State , pp.190 -91 . Macmillan Co., London, 1939 .
4. Active magnesia