29 
found at Canon Diablo, Arizona. Polished by George F. 
Kunz and Oliver Whipple Huntington, in the Tiffany Exhibit, 
Mines Building, World’s Columbian Exposition, September 
IT, 1893; 
144. TWO OPALIZED SHELLS, from Wilcania, New South 
Wales. The calcareous matter of the shells is replaced by 
hydrous silica deposited from heated waters. 
145. DIAMOND CRYSTAL, weighing 334 carats, found in Octo- 
ber, 1893, by Charles Devine, in Oregon Township, Dane 
County, Wisconsin. 
146. DIAMOND CRYSTAL, weighing 7 of a carat, found in the 
fall of 1893, near King’s Mountain, North Carolina. 
147. OPALIZED WOOD from Wilcania, New South Wales. 
Nos. 141 to 147 inclusive, exhibited by George F. Kunz. 
148. CIRROLITE from Greenwood, Maine. First occurrence in 
crystals. Previously known only as a massive mineral. 
Identified and exhibited by George F. Kunz and Prof. Albert 
Ele Chester: 
Rhombobedral. Specific gravity 2.94. Hardness 5 to 5.5. 
Composition : 
Fes phoric acide aise eters a rake 42.57 
EMINYETATTVGL 8 see SPL ee as ns roe ote 17.16 
ADVE, 2.55 Stove ee Cae tee 25035 
Water. 4.92 
149. ALABANDITE AND SECTION, Lucky Cuss Mine, Tomb- 
stone Arizona. Twinned crystals and cleavable masses from 
new locality described by A. J. Moses and L. McI. Luquer in 
Ze. f. Kryst. XXII., 16-19. 
150. AMIANTHUS, Cochabamba, Bolivia. 
151. ANDESITE CRYSTALS, Sulphur Island, Japan. 
152. BOLEITE, CUMENGEITE AND SECTIONS, Boleo, Lower Cal- 
ifornia. Essentially dimorphic forms of the mineral Percy- 
lite. 
