113 

 APPENDIX. 



LIST OF ROCK SPECIMENS 



COLLKCTED BV Mil. WeLLS OX A .lOURXEY EaST FROM MuBCHISON 

 GOLDFIELD. nETEKMINED BY PrOFESSOK TaTE. 



iSaudnto^ies. 



30. Eine sandstone. March 19, 1892. 



31a. Coarser siliceous sandstone. March 22, 1892; lat 26" 47' 



long. 123° 13'. 

 32. Coarser siliceous sandstone. March, 24, 1892. 

 33b. Sandstone (laminated). March 24, 1892. 



(J'toartzites. 



2a. Schistose quartzite, banded with hwiiiatite. Eelsruary 2G 

 1892. ■' - ' 



2b. Schistose quartzite, banded with h;eniatite. Eeljruary 26 

 1892. 



19. Quartzite. March 8, 1892. 

 42. Quartzite. April 2, 1892. 



26. Banded quartzite. March 12, 1892. 

 40a. Banded quartzite. March 31, 1892. 



34. Quartzite, with cavities containino- ihnonite. Marcli 27 

 1892 ; lat. 26° 26', long, 121° 50''; 



C'lai/K. 



20. Decompo.sed clay-slate. March 8, 1892. 



22. Impure kaolin. March 8, 1892. 



30. White siliceous mudstone. March 19, 1892. 

 33c. White hard slate. March 24, 1892. 



38. Decomposed clay-slate. March 30, 1892; lat. 26° 30', long. 

 120° 52'. 



Ironstones, dec. 



17. Ironstone. March 7, 1892. ■ 



23. Ironstone, limonite. March 9, 1892. 



31. Siliceous ferro-mudstone. March 22, 1892. 

 36. Ironstone gos,san. March 28, 1892. 



6d. Agglomerated hollow spheroids of siliceous limonite (con- 

 cretionary). March 1, 1892. 



Flints. 



21b. Chert. March 8, 1892. 

 40b. Cliert. March 31, 1892, 



