Richard August Bideaux

American mineralogist, University of California, Los Angeles

American geologist

American mineralogist, Sandia National Lab chemist and materials scientist

American mineralogist and solid state chemist

American geologist

American mineralogist and geochemist, U.S. Geological Survey, Palo Alto, California

American geologist and mineralogist, Phelps Dodge Corporation

American geochemist and mineralogist from Columbia, Maryland

Chief mineralogist, Pennsylvania Geological Survey

Of Carlisle, Massachusetts, mineralogist, exploration geologist and petrographer

American scientist

Swiss-american geologist and mineralogist; Johns Hopkins University, Baltimore, Maryland

American-Canadian mineralogist, former curator of mineralogy, Royal Ontario Museum (ROM), Toronto, Ontario

Mineralogist

Geologist and systematic mineralogist, California Geological Survey

American geophysicst, mineralogist

Geoscientist