Synthetic emerald described has been made by C.F. CHATHAM, San Francisco; method of manufacture cannot be disclosed; crystals are short primatic in habit, and in color are comparable to good Columbian emeralds; optical tests prove that crystals are emerald; synthetic emerald is distinguished from natural emerald by character of inclusions.
American synthetic emerald
Am Mineralogist
American Mineralogist ; 27 , n 11
1942
7 pages
Bibliography
Article (Journal)
English
© Metadata Copyright Elsevier B. V. All rights reserved.
TIBKAT | 1.1868,1 - 2.1868,3; mehr nicht digitalisiert
Online Contents | 1997
Emerald Group Publishing | 2007
|Emerald Group Publishing | 2007
|Emerald Group Publishing | 2007
|