(1) The Crystal-Habit of Topaz from New Brunswick, Canada. (2) A Method Of Silvering Crystal-Faces for Giving Improved Reflections on the Goniometer

H. V. Ellsworth
Department of Mineralogy, University of Toronto, Canada
Communicated by Professor T. L. Walker.

Mineralogical Magazine; December 1913 v. 17; no. 78; p. 39-45; DOI: 10.1180/minmag.1913.017.78.07
© 1913, The Mineralogical Society
Mineralogical Society (www.minersoc.org)