CATALOGUE OF GEMS. 633 



Quart:, var. rock crystal. Brazil. Colorless. Step-brilliant cut. Size, 13 by 10.5 

 "hy 4 mm. Cat. Xos. nSbl; 82767. The Lea Collection. 



Quartz, var. rock crystal. Germany. Colorless. Two lenses. Cabochon cut; cir- 

 cular girdles. Size, 21 by 9 and 19 by 9 mm. Cat. Xos. a-799-800; 82772. The 

 Lea Collection. 



Quartz, var. prase. China. Color, green. Small, thin slab. Cat. Nos. b-725; 50378. 



Quartz, var. rock crystal. Chestnuthill Township, Ashe County, North Carolina. 

 Colorless. Rose cut; circular girdle. Size, 48 by 26 mm.; weight, 345 carats. 

 Cat. Nos. a-793; 83735. The Lea Collection; gift of Dr. L. T. Chamberlain. 



Quartz, var. rock crystal. Chestnuthill Township, Ashe County, North Carolina. 

 Colorless. Rose cut; circular girdle. Size, 50 by 23 mm.; weight, 341.55 

 carats. Cat. Xos. a-794; 83735. The Lea Collection; gift of Dr. L. T. Cham- 

 berlain. 



Quartz, var. rock crystal. Chestnuthill Township, Ashe CJounty, North Carolina. 

 Colorless. Brilliant cut; circular girdle. Size, 17 by 12 mm.; weight, 19.10 

 carats. Cat. Nos. a-795; 83725. The Lea Collection; gift of Dr. L. T. Cham- 

 berlain. 



Quartz, var. rock crystal. Italy. Colorless. Step cut. Size, 13 by 10 mm. Cat. 

 Nos.a-796; 82771. The Lea Collection. 



Quartz, var. rock crystal. Switzerland. Colorless. Carved knob. Cat. Xos. b-752; 

 50355. 



(Quartz, var. rock crystal. 31ursinsk, Russia. Colorless. Carved seal. Size, 7 cm. 

 long. Cat. Nos! b-753; 51481. 



Quartz, var. rock crystal. Siberia. Colorless. Knob for drawer. Size, 61 by 19 

 mm. Cat. Nos. a-797; 50356. 



(juartz, var. rock crystal. Siberia. Colorless. Carved seal. Size, 58 nun. long. 

 Cat. Nos.a-798; 51480. 



Quartz, var. rock crystal. Japan. Colorless. Stei)-brilliant cut. Fifteen stones. 

 Size of largest, 17 by 13 by 5 mm. ; smallest, 7 by 7 by 5.5 mm. Cat. Nos. a-801- 

 815; 82777. The Lea Collection. 



(.AwrYr/r, var. rock crystal. Japan. Colorless. Carved turtle. Cat. Nos. b-754; 83339. 

 The Lea Collection; gift of Dr. L. T. Chamberlain. 



Quartz, var. rock crystal. Colorless. Eighteen stones; step-brilliant and brilliant 

 cuts. Size of largest, 39 by 21 by 13 mm.; smallest, 9 by 5 mm. Cat. Nos- 

 a-817-834; 50368. 



Quartz, var. rock crystal. Colorless. Sixteen stones, variously cut. Size of largest, 

 20 by 18 by 7 nmi. ; smallest, 10 by 5 nun. Cat. Nos. a-835-850; 82770. The Lea 

 Collection. 



Quartz, var. rock crystal. Colorless. Cat. Nos. a-852; 46818. 



Quartz, var. rock crystal. Colorless. Seal. Size, 38 mm. long, base 9 mm. diam- 

 eter. Cat. Nos. a-853; 46819. 



(^»ort2, var. rock crystal. Colorless. Ball. Cat. Xos. b-755; 50261. 



Quartz, var. rock crystal. Colorless. Two small intaglios. Cat. Xos. b-756-757; 

 47396. Deposited by Thomas Wilson. 



Quartz, var. rock crystal. Colorless. Ball, 48 mm. diameter. Cat. X'os. c— 153; 

 84262. 



Quartz, var. rose. Paris, Maine. Color, light rose; opalescent. Cabochon cut; 

 elliptical girdle. Size, 35 by 26 by 11 mm. ; weight, 64.56 carats. Cat. Nos. 

 a-985; 49185. 



Quartz, var. rose. Stoneham, Maine. Color, light rose; opalescent. Cabochon cut; 

 elliptical girdle. Size, 23 by 17 by 7 mm.; weight, 19.35 carats. Cat. Nos. a-286; 

 48485. 



Quartz, var. rose. Albany. Oxford County, Maine. Color, rose. Ball, 42 nun. 

 diameter. Cat. Nos. c-450; 83538. The Lea Collection; gift of Dr. L. T. Cham- 

 berlain. 



