warman.]  MINERAL    RESOURCES    FOR    1891.  59 
Stone,  by  William  C.  Day,  pp.  373-440. 
Limestone,  pp.  373-374. 
Granite,  pp.  374. 
Sandstone,  pp.  374-375. 
Marble,  pp.  375-376. 
Slate,  p.  376. 
Bluestone,  pp.  376-377. 
Production  by  States,  377-440. 
Pottery,  pp.  441-444. 
Precious  stones,  by  George  F.  Kunz,  pp.  445-448, 
Fertilizers,  pp.  449-455. 
Buhrstones,  p.  456. 
Corundum  and  emery,  p.  457. 
Grindstones,  p.  458. 
Infusorial  earth,  p.  459. 
Oilstones,  whetstones,  etc.,  p.  460. 
Cement,  pp.  461-464. 
Gypsum,  pp.  465-467. 
Fluorspar,  pp.  468-473. 
Mica,  pp.  474-475. 
Soapstone,  p.  476. 
Asphaltum,  by  E.  W.  Parker,  pp.  477-481. 
Salt,  by  William  A.  Raborg,  pp.  482-491'. 
Bromine,  p.  493. 
Borax,  by  Charles  < I.  Vale,  pp.  494-506. 
<  rraphite,  p.  507. 
Mineral  paints,  pp.  508-512. 
Barytes,  p.  513. 
Asbestos,  p.  514. 
Sulphur,  pp.  515-517. 
Pyrites,  p.  5 IS. 
Lithographic  stone,  pp.  519-520. 
Mineral  waters,  by  A.  C.  Peale,  pp.  521-535. 
General  index  to  Mineral  Resources  of  the  United  States  from  1882  to  1890,  pp. 
537-651. 
index,  pp.  (553-671. 
Department  of  the  Interior  United  States  Geological  Survey  J.  W. 
Powell  Director  Mineral  resources  of  the  United  States  Calendar 
year  1891  David  T.  Day  chief  of  division  of  mining  statistics  and 
technology  [Vignette]  Washington  Government  Printing  Office 
1893 
8°,  vii,  630  pp.,  1  1.     Bound  in  black  cloth.     Price,  50  cents. 
Summary,  pp.  1-9. 
Iron  ores,  by  John  Birkinbine,  pp.  10-46. 
Twenty  years  of  progress  in  the  manufacture  of  iron  and  steel  in  the  United 
States,  by  James  M.  Swank,  pp.  47-73. 
Gold  and  silver,  pp.  74-80. 
Copper,  by  C.  Kirchhoff,  pp.  81-102. 
Lead,  by  C.  Kirchhoff,  pp.  103-110. 
Zinc,  by  C.  Kirchhoff,  pp.  111-116. 
Quicksilver,  pp.  117-125. 
Manganese,  by  Joseph  D.  Weeks,  pp.  126-146. 
