BUILDING AND ORNAMENTAL STONES. 539 



Ferruginous dolomite. U^tpca- Siliuiiin; coarae, yellow ; ;iiid lino, light bnU". Two 

 specimens. Near Dixon St;ifi;>u, Clinton County. J. D. lliufoni's quarry. 

 Tenth Census, ISriO. 2582S. 



Bituminous dolomite. Tppcr Silurian ; compact; very light colored. Stone City, 

 Jones County. II. Dearhorn's ([uarry. Tenth CensTi.s, 1880. 2r)L)0l. 



Upper Silurian; compact; very light colored. Two specimens. Stone City, 



Jones County. Quarry of James & Ilowen. Tenth Census, 1880. 2.'>i)0,>. 



Upper Silurian ; compact; very light colored. Stone City, Jones County. .1. 



A. Green's quarry. Tenth CUuisus, l.'-SO. 'J.^'JIU. 



Upper Siliuian ; line; light colored. Near Anamosa, Jmies County. (i)uarry 



of Iowa State Penitentiary. Tenth Census, 1880. L'.");)(>.">. 



Upper Silurian ; fine; light bull". Near (^lin, Jones County. A. Knmmcl's 



quarry. Tenth Census, 1880. 'JfxTO.j. 



Upper Silurian; coarse; jiorous. Hale, Jones County. O. Ilor(oi\'s iniarry. 



Tenth Census, 1880. x;r.70;'.. 



Upper Silurian ; iin(^; very light hnfi". Near Blount Vernon, JoiniNon fJonnty. 



.1. 1*. McCuuc's quarry. Tenth Census, 1S80. yrifiT:*. 



Upper Silurian ; hull'; ])orous. Near Dixon Station, Cliuf-on County. .1. D, 



Binford's quarry. Truth Census, I8t!0. '.H'dV.'. 

 Upper Silurian; fine; light hull'. Le Claire, Scott Counly. .1. Gamble's (juarry. 



Tenth Census, 1880. 2.^8-27. 

 CalcareoiT.s dolomite. Sub-Carbonilerous ; fine; light colored, (^>uarry, Marshall 

 County. Le firand Quarry Company. Tenth Census, INSO. 2.')4T8. 



Devonian; drab: compact; crinoidal. Itulfalo, Scott County. C. ]\b't7,ger's 



• [uarry. Tenth Census, 18rt0. 'jr)711. 



(Carbon i f(>rou s ; light colored ; fossiliferous. Near Wiulerset, Mailison County. 



Qiuirry of W. II. Lewis. Tcnfli Census, ISSi). 27100. 

 Bituminous limestone and dolomite. Devonian; line; drab. Two siiecimcns. 



Near Garrison, Benton (bounty. Quarry of KoUlirick A: Fra/.er. 'I'euth Census, 



1880. 2.')9.")1. 

 Bituminous limestone. Devonian; tnui; liglit colored. Ni'ar ^■in(on, P.euton 



County. Quarry of S. Ainigst. Tcidh Census, isso. 2.'>li.'')(>. 



Sub-Carboniferous; light colored; oolitic. Near l>urhain Stalioit, JJariou 



County. C. C. (^illins's (juarry. Tt^ntli Census, 1.S80. 20214. 

 Magnesian limestone. liower Silnriati ; <lrab; dark nu)ttle(l. Dccorah, Vs'iinie- 



sliick County. T. Dwyer's (piarry. Tenth Census, 1880. 201:'.;!. 



Sub-Carboniferous; oolitic; light eolore<l. Near Le Grand, Taiua Counly. Le 



Grand Quarry Company. Tenth Census, 1S80. 2.")477. 



Carboniferous; compact; drab. Fort Doilge, Webster County. .1. Linebon's 



quarry. Tenth Census, 1880. 2.''«i»87. 



Devonian; drab. Near Charh^s City, I'loyd County. J. S. Trigg's (piarry. 



Tenth Census, 1880. 20;!1)0. 



Devonian ; dark ; compact. Near ilasou City, Ccrro (Jordo (Counly. (,>uairy 



of A. T. Lien &. Bro. Tenth Censu.s, 18S0. 20000. 



Comi)act; light colored. Two specimens. Waverly, Bremer Counly. C. U. 



Dean's quarry. Tenth Census, 1880. 2(i07(). 

 Limestone. Devonian; line; lightcolored. Near Mason City, Cerro Gordo County. 

 (,)uarry of Foyfier & Son. Tenth Census, 1880. 20004. 



Devonian; fine and coarse. Two specimens. Near Marble Rock, Floyd County. 



Quarry of Boone & Bros. Tenth Census, 1880. 201592. 



