warman.]  MINERAL    RESOURCES    FOR   1883-1884.  53 
Tin,  by  W.  P.  Blake,  pp.  592-640. 
Antimony,  by  W.  P.  Blake,  pp.  641-653. 
Bismuth,  pp.  654-655. 
Arsenic,  pp.  656-657. 
Aluminum,  by  R.  L.  Packard,  pp.  658-660. 
Zirconium,  by  David  T.  Day,  p.  661. 
Structural  materials,  pp.  662-71 1 . 
Building  stone,  pp.  662-667. 
Building  sand,  pp.  667-668. 
Lime,  pp.  668-670. 
Cement,  pp.  671-676. 
Clays,  by  F.  A.  Wilber,  pp.  676-711. 
Abrasive  materials,  pp.  712-722. 
Buhrstones,  pp.  712-713. 
Grindstones,  pp.  713-714. 
Corundum  and  emerj  .  by  T.  M.  Chatard,  pp.  714-720. 
Infusorial  earth,  pp.  720-721. 
Pumice  stone,  p.  721. 
Rottenstone,  p.  722. 
Precious  stones,  by  George  F.  Kunz,  pp.  723-782. 
Fertilizers,  pp.  783-826. 
Phosphate  rock,  by  FavidT.  Day,  pp.  783-805. 
Alabama,  by  W.  C.  Stubbs,  pp.  794-803. 
Apatite,  pp. 805-808. 
Marls, by  F.  A.  Wilber, p. 808. 
Gypsum,  by  F.  A.  Wilber,  pp.  809-815. 
Manufactured  fertilizers,  by  David  T.  Day,  pp. 815-826. 
Salt,  pp.  827-850. 
Bromine,  by  David  T.  Day,  pp.  85 1   853. 
Iodine,  by  David  T.  Day  /pp.  854-858. 
Borax,  pp.  859-Sti.;. 
Sulphur,  by  David  T.  Day,  pp.  864-876. 
Pyrites,  by  William  Martyn,  pp.  877-905. 
Mica,  by  F.  W.  Clarke,  pp.  906-912. 
Asbestus,  pp.  913-914. 
Graphite,  by  John  A.  Walker,  pp.  915-919. 
Mineral  paints,  pp.  920-929. 
Chalk,  pp.  930-932. 
Feldspar,  by  David  T.  Day,  pp.  933-934. 
Lithographic  stone,  pp.  935-936. 
Asphaltum,  pp.  937-948. 
The  asphaltum  deposits  of  California,  by  E.  W.  Hilgard,  pp.  938-948. 
Alum,  pp.  949-950. 
Bluestone,  p.  951. 
Copperas,  pp.  952-953. 
Cryolite,  p.  954. 
Ozocerite,  pp.  955-957. 
Glass  materials,  by  Joseph  D.  Weeks,  pp.  958-977. 
Mineral  waters,  by  A.  C.  Peale,  pp.  978-987. 
Historical  sketch  of  mining  law,  by  Rossiter  W.  Raymond,  pp.  988-1004. 
Index,  pp.  1005-1016. 
Department  of  the  Interior    United  States  Geological  Survey    J.  W. 
Powell  Director     Mineral  resources  of  the  United  States     Calendar 
