608 KEPORT ON NATIONAL MUSEUM, 1886. 



Dolomite. Lower Silurian ; coarse; dark drab. Near OslikosL, Wiunebago County. 

 F. Lasl's quarry. Teutli Ceusus, 1880. 2:>88G. 



Lower Silurian. Coarse; dark drab. N'ear Osbkosli, Winnebago County. 



Quarry of Scbueider & Frank. Tenth Census, 1880. 25887. 



Low6r Silurian ; dark drab. Near Meuaslia, Wiunebago County. K. Scott's 



quarry. Tentb Census, 1 -jHO. 25942. 



Lower Silurian ; dark drab. NecnaU, Wiunebago County. P. McGrath's 



quarry. Tenth Census, 188C. 25943. 



Lower Silurian ; light colored and dark mottled; 2 specimens. Kiver Falls, 



Pierce County. T. Walker's quarry. Tenth Census, 1880. 27174. 



Lower Silurian; fine; very light bulF. Near Winona mine, Buffalo County. 



Quarry of H. J. Willis. Tenth Census, 1880. 26641. 



Lower Silurian ; coarse; bulf mottled. Near Winona mine, Buffalo County. 



Quarry of H.J.Willis. Tenth Census, 1880. 2G642. 



Lower Silurian ; drab. Near Kaukauna, Outagamie County. United States 



Government quarry. Tenth Census, 1880. 25940. 



Lower Silurian; drab. Ledyard, Outagamie County. Kaukauna Water Power 



Comjiany. Tenth Census, 1880. 25941. 



Lower Silurian ; dark drab. Near Duck Creek Station, Brown County. Chicago 



and Northwestern Railway Company. Tenth Census, 1880. 25957. 



Light drab ; cellular. Haytou, Calumet County. Cardiff quarry. J. S. F. 



Batchen, 1883. 27509. 



Light drab; fine and porou.s. Prairie du Chicn, Crawford County. Marsden's 



quarry. Tenth Census, 1880. 27054. 

 Biotite gneiss. Fine; red. Village of Black River Falls, Jackson County. Tenth 



Census, 1880. 26702. 

 Granite. Medium; reddi.sh brown. Montello, Marquette County. Montello Granite 



Company. Tenth Census, 1880. 26915. 



Wausau, Marathon County. J. Kolter's quarry. Tenth Census, 1880. 26921. 



Hornblende granite. Medium ; dark brownish. Wausau, Marathon County. Big 



Bull Falls quarry. Tenth Census, 1880. 26922. 

 Quartz Porphyry. Dark, nearly black. Manjuette, Green Lake County. Wampum 

 Granite Company. Tenth Census, 1880. 27177. 



Dark, nearly black. Near Brandon, Fond du Lac County. J. Densmore's 



quarry J. S. F. Batchen, 1883. 28503. 

 Sandstone. Lower Silurian ; light colored ; fine and compact. Near Ableraan, Sauk 

 County. Tenth Census, 1880. 26703. 



• Lower Silurian; light eolored; fine and compact. Ableman, Sauk County. W. 



Lee's quarry. Tenth Census, 1880. 26704. 



Lower Silurian ; light red and very light colored ; fine and friable. Two speci- 



mens. Mauston, Juneau County. H. V. Train's quarry. Tenth Census, 1880. 

 20917. 



Lower Silurian ; fine; light colored. Near Mauston, Juneau County. C. W. 



Potter's quarry. Tenth Census, 1880. 26939. 



Very light colored. Near Packwaukee, Marquette County. T. B. Hawes's 



quarry. Tenth Census, 1880. 26919. 



Nearly quartzite. Lower Silurian; light colored. Stevens' Point, Portage 



County. J. N. Avery's quarry. Tenth Census, 1880. 26920. 



-. Nearly quartzite. Lower Silurian; light colored; compact. Grand Rapids^ 



Wood County. . Quarry of J. Edwards & Co. Tenth Census, 1880. 26918, 



