Proustite from Cobalt, Ontario

Arthur L. Parsons

Assistant-Professor of Mineralogy, University of Toronto

Mineralogical Magazine; April 1916 v. 17; no. 82; p. 309-313; DOI: 10.1180/minmag.1916.017.82.05
© 1916, The Mineralogical Society
Mineralogical Society (www.minersoc.org)