76 BULLETIN 118, UNITED STATES NATIONAL MUSEUM. 



Cabochon, elliptical girdle; transparent, slightly cloudy, pale yellow lnster; 



12.40 carats; 20 by 14 by 8 mm No. 1069 



Cabochon, circular girdle; pale yellow with play of color; 10.96 carats; 20 by 



6 mm No. 1061 



Table, rectangular girdle; white with play of color; 9.32 carats; 19 by 12 by 



4.5 mm No. 1068 



Three cabochons, two elliptical, one circular girdle; white with internal 

 color; 8.2, 5.74, 5.16 carats; 25 by 11 by 5 mm., 17 by 3 mm.. 17 by 14 by 



4.5 mm No. 1066 



Cabochon, elliptical girdle; blue-white with play of colors; 7.445 carats; 20 



by 13 by 5 mm No. 1064 



Polished piece, irregularly elliptical; red; 6.57 carats; 20 by 12 by 6 mm No. 1071 



Cabochon, elliptical girdle; white with red and green internal color; 5.96 



carats; 20 by 12 by 4 mm No. 1063 



Cabochon, pear-shaped girdle; white with play of color; 4.85 carats; 19 by 11 



by 4.5 mm No. 1065 



Five cabochons, four elliptical and one circular girdle; red; 5.73, 5.09, 4.43, 

 2.77, and 2.1 carats; 16 by 11 by 5.5, 15.5 by 11 by 6, 13 by 11 by 7, 12 by 9 



by 5, and 9 by 5.5 mm No. 1067 



Two cabochons, oval girdle; blue; 3.66 and 2.93 carats; 18 by 7 by 5 and 14 



by 9 by 5 mm. Gift of W. J. Knowlton No. 1057 



Cabochon, elliptical girdle; transparent, deep yellow luster; 1.99 carats; 14 



by 7 by 4 mm No. 1070 



Cabochon, elliptical girdle; opalescent; 1.445 carats; 12 by 6 by 4 mm No. 1062 



Two cabochons, one square, one elliptical girdle; transparent with play of 



color; total weight, 3.19 carats; 8 by 5, 9 by 7 by 6 mm No. 592 



Cabochon, elliptical girdle; transparent with play of color; 1.17 carats; 10 



by 7 by 4 mm No. 633 



Uacienda Esperanza: 



Cabochon, oval girdle; transparent with harlequin colors; 14.535 carats; 



25 by 16 by 7 mm. Isaac Lea collection No. 1072 



Cabochon, oval girdle; yellow with gorgeous play of color; 7.207 carats; 



16 by 12 by 7 mm No. 1073 



Cabochon, elliptical girdle; red with play of colors; 6.88 carats; 15 by 



12.5 by 7 mm No. 1074 



Cabochon, oval girdle; yellow with play of colors; 4.855 carats; 15 by 



11 by 6 mm No. 1075 



Cabochon, elliptical girdle, high summit; yellow with play of colors; 

 4.2 carats; 11 by 9 by 9 mm No. 1076 



UNITED STATES. 



Nevada. 



Pendant; black with blue and green internal color; 16.62 carats; 23 by 13 

 by 10. Isaac Lea collection No. 1084 



LOCALITY NOT RECORDED. 



Cabochon, elliptical girdle; smoky with play of colors; 19.28 carats; 28 by 15 

 by 7 mm No. 1085 



Oriental Amethyst. — See under Corundum. 

 Oriental Emerald. — See under Corundum. 

 Oriental Topaz. — See under Corundum. 

 Orthoclase. — See under Feldspar, variety Adularia. 



