528 REPORT ON NATIONAL IMUSEUM, 1886. 



Sandstone. Coarse; light brown. NuarAlaiuodii, Alameda Couuty. Teutli Census, 

 25569. 



Fine; gray. Angol Island, Marin County. Angel Island quarry. Teutli Cen- 



sus. 25570. 



Fine; gray. Livermoro, Alameda County. Livermore quarry. Tenth Census. 



25665. 

 Brown. Hay wards, Alameda County. Exeelsior quarry. Tenth Census. 25801. 



Coar.se ; very light bull'. Near San Josd, Santa Clara County. Goodrich quarry. 



Tenth Census. 25797. 



Coarse ; very light buii". Near San Jos6, Santa Clara County. Goodrich quarry 



Tenth Census. 25798. 



Coarse; very light gray. Near San Jose, Santa Clara County. Goodrich quarry. 



Tenth Census. 25799. 

 Andesite tuff. Coarse; gray. Near Cordelia, Solano County. Thoniason's quarry. 

 Tenth Census, 1880. 25800. 



COLORADO. 



Limestone. Fine; black. Pitkin, Gunnison County. Sunnysido quarry. J. S. F. 

 Batchen, 1884. 35990. 



Fine; dark, mottled. Pitkin, Gunnison County. J. S. F. Batchen, 188-1. oOOll. 



Coarse; jiink. Morrison, Jeflerson County. Morrison quarry. J. S. F. Bat- 



chen, 1884. 35995. 



Semi-crystalline; dull; pink mottled. Near Morrison, Jellerson County. Mor- 



rison quarry. J. S. F. Batchen, 1884. 359'JG. 

 Biotite granite. Medium; gray; indistinctly pori)liyritic. Lawson, Clear Creek 



County. Quarry of Couuuet and Ivers. J. S. F. Batchen, 1884. 35980. 

 Medium; gray. Georgetown, Clear Creek County. J. S. F. Batchen, 1884. 



35987. 



Coarse; light red. Platte Canon, Jefferson and Douglas Counties. Govern- 



ment quarries. Tenth Census, 1880. 25784. 

 Muscovite gneiss. Medium ; light gray. Lawson, Clear Cr(!ek County. Quarry 



of Commet and Ivers. J. S. F. Batchen, 1884. 35981. 

 Diorite. Fine; light greenish gray. Monarch, Chaffee County. II. H. Church's 



(juarry. J. S. F. Batchen, 1884. 36004. 

 Sandstone. Light drab, laminated with blue gray. Fort Collins, Larimer County. 



Fort Collins quarry. Tenth Census. 25783. 



Fine; light colored. Fort Collins, Larimer County. Fort Collins quarry. 



Tenth Census. 25787. 



Light colored; fine and compact. Near Fort Collins, Larimer County. E. B. 



Yout's quarry. Tenth Census. 27005. 



Fine ; light red. Near Fort Ccdlins, Larimer County. La Porte quarry. Tenth 



Census. 27023. 



Nearly quartzite ; light pink ; fine and compact. Lungwort, Larimer County. 



Longwort quarry. John S. F. Batchen, 35997. 



Light red; laminated. Greeley, Larimer County. John S. F. Batchen. 36001. 



Nearly quartzite ; light colored; fine and compact. Buckhorn, Larimer County. 



C. i. McWhorter's quarry. John S. F. Batchen. 36831). 

 Fine; light colored. Coal Creek, Fremont County. Coal Creek quarry. 



Tenth Census. 2.57d9. 

 — — Fine; light colored. Arkansas River, Fremont County, Brandford quarry, 



Tenth Census, 25891. 



