84451- 

 84452. 



85714- 



360 BULLETIN 53, UNITED STATES NATIONAL MUSEUM. 



83303. Ralstonite. 



Cincinnati mine, St. Peters Dome, Pikes Peak, El Paso 

 County, Colorado. 



Cross (C. W.), and Hillebrand (W. F.), Bull. No. 20, U. vS. Geol. 

 vSurv., 1885, p. 56. 



Roscoelite. 



Stockslager mine, near Placerville, California. 



Hillebrand (W. F.), Turner (H. W.), and Clarke (F. W.~), Amer. 

 Journ. Sci., vol. 7 (4), 1899, pp. 451-45S. 



Roscoelite. 



Near Placerville, San Miguel County, Colorado. 



Hillebrajid ( \V. F.), and Ransome (F. L,. ), Amer. Journ. vSci., vol. 

 10 (4), 1900, pp. 120-144. 



83273- Scolecite. 



83274. North Table Mountain, near Golden, Jefferson County, Colo- 



rado. 



Cross (C. W.), and Hillebrand (W. F. ), Bull. No. 20, U. S. Geol. 



vSurv., 1S85, p. 35. 



83512. Spangolite. 



Globe District (?) near Tombstone, Arizona. 



Penfield, S. L., Amer. Journ. Sci., vol. 39 (3), 1890, p. 370. 



83248. Stilbite. 



83249. North Table Mountain, near Golden, Jefferson Count}', Colo- 



rado. 



Cross (C. W.), and Hillebrand (W. F.), Bull. No. 20, U. S. Geol. 

 vSurv., 1S85, pp. 19-23. 



S3251 Thomsonite. 



to North Table ^Mountain, near Golden, Jeffer.son County, Colo- 



83270. radq. 



Cross (C. W.), and Hillebrand (W. F.), Bull. No. 20, U. S. Geol. 

 Surv., 1885, pp. 18-19 and 24-27. 



51456. Topaz. 



Nathrop, Colorado. 



Cross, C. \V., Proc. Colo. Soc., 1886, p. 66. 



Topaz. 



(a) Alabashka, the Urals. 



(b) Ilmeu Mountains, Miask. 



(c) Urulga River. 



(d) Adun-Chalon Mountains. 



(e) Schneckenstein. 



(f) Takayama. 



(g) Villa'Pica. 

 (h) San Luis Potosi. 

 (i) Pikes Peak. 

 (k) Thomas Range. 

 (1) Bald-face Mountain. 



Eakle, A. S., Proc. U. vS. Nat. Mus., No. 1148, vol. 21, 1898, pp. 

 361-369. 



(a) 



8I244I 

 8I247I 



81253) 



81254 (b) 

 81255J 

 81256 (c) 

 82868 (d) 

 82336 (e) 

 47119 (f) 

 81259 (g) 



50037P ^ 

 82873 (i) 

 45191 (k) 

 82579 (1) 



