Date of Award


Degree Type

Bachelors Thesis

Degree Name

Bachelor of Science in Metallurgical Engineering



First Advisor

Professor Donald W. McGlashan

Second Advisor

Dr. Edwin G. Koch

Third Advisor

Dr. Kenneth N. McLeod


The oxide minerals, such as cerussite, are not as amen­able to flotation as the sulphide minerals. Sulphidization is the usual means used today to increase the recovery of an oxide flotation; however, sulphidization under the most ad­vantageous conditions does not yield very satisfactory re­coveries.