J'.UILDING AND ORNAMENTAL STONES. 527 



Blaeolite syenite. Fiuo; <^recni,sU gniy. Hot Springs. Diaiiioiul Jo (^iiany. John 



S. F. Batclum, 188:5. 27r,19. 

 Liniestoue. Oolitic; lino; dark drab. lUausctt, Scott County. Tenth Ccnsu.s; 

 1S80. 26643. 



Quartzito; light colored; line and compact. Uald Knob, White County. Bald 



Knob quarry. Tenth Census. 26524. 



CAUrUKNIA. 



Steatite [soapstone]. Fine; compact; blue gray. A. 1'. lU.ikc. 2r)()l !. 



Marble. White; yellow veined. .'')^ by .'>i by f inchl^s. Ivern County. Tenth Cen- 

 sus, 1880. 2.^^469. 



Limestone [marble]. White; green mottled. Two small shi.l)s. Near Auburn, Placer 

 County. Kobert E. C. Stearns, 1883. 27352. 



White, and white with dark veins; crystalline. Two specimens. Indian Dig- 

 gings, El Dorado County. Tt'ntii Census, 18,-;o. 25154. 



Magnesian limestone [marble]. Dark gray ; com^iact. Colfax, Phicer County. 

 Colfax quarry. Tenth Census, l^StK 25()3ii. 



Stalagmite [marble]. Pinkish. 4 by :!_^ liy 1 inches. Mis. .J. L. Wilkius, 1882. 



27301. 

 Travertine [marble]. Massive; white; translucent. Til^•■!(^small pieces. Popularly 



called California onyx. San Luis Obispo. Chas. L. Hall it Co., 18SL 36758. 



White; translucent. About 3.1 inches. San Luis ()bis[)o. Joiin Dinuuid, New 



York, 1884. 36759. 



Massive; white; translucent. Two .specimens. Near San Luis Obispo, San 



Luis Obispo County. San Luis OI)ispo quarry. Tenth <Jensus, 1880. 25571. 



Light green. 11 by 5 by 1 inches. Sacr.irnento Kiver, near Crescent Falls, 



near Berryvale, Siskiyou County. J. S. Diller, 1884. 36886. 



Emerald green ; tine and compact. iVbout 3 by 3 by 1| inches. Falls of Sacra- 

 mento River, Siskiyou County. Cluis. II. Townsend, 188L 3ij74(i. 



Reddish brown. 10 by 5 by 1 inches. Suisuu City, Solano County. Centen- 



nial, 187(i. 25255. 



Brown. About 10 by 7i by 1 inch(\s. Suisun City, Solauo County. Centen- 



nial, 1876. 25256. 



lirown; mottled. AI)ont 7'. by 5 by J inches. Suisiin City, Soiano County. 



Centennial, 1876. 16054. 



Brown and amber yellow. 5 pieces irregular shaped. Suisuu City, Solauo 



County. B. K. Emerson, 1886. 38445. 

 Biotite granite. Medium; light gray. Rocklin, Placer County. G. GrifQth's 

 ([uarry. Tenth Census, 1880. 25531). 



Hornblende biotite granite. Coarse; gray. Penryn, Placer County. G.Griffith's 

 quarry. Tenth Ceu.sus, 1880, 25542. 



Hornblende granite CO- Medium; very dark gray, nearly black. I'enryu, Placer 

 Comity. (J. (iritdth's (piarry. Tenth Census, 1880. 25554. 



The abundance of plagioclase feldsapar and snnill anu)unt of orthoclas 



in this rock place it intermediato between true granite and (pnirtz diorite. 



Basalt. Compact; dark gray. Bridgeport, Solano County. Used only for street 



j,vavemeut. Thomason's quarry. Tenth Census, 1880. 2.5663. 

 — -T Compact; dark graj'. Near Petaluma, Sonoma County. Used only for street 

 pavement. Quarry of ,T. Coddcn Bros, and others. Tenth Census, 1880. 

 25664. 



