PART L 



PUBLICATIONS OF THE STATE OF CALIFORNIA, 



FIRST GEOLOGICAL SURVEY OF CALIFORNIA. 



DR. JOHN B. TRASK, State Geologist. 



Report of the special committee in favor of a geological survey 

 of California. Submitted by Mr. Randall, April 24, 1851. 

 19 pp. 



Report of 1853, geology of the Sierra Nevada or California 

 range; by John B. Trask. Sacramento, 1853. 31 pp. 

 (2,000 copies printed.) 



This report contains a sketch of the geologj^ and mineral resources 

 of the eastern valleys of the Sacramento and San Joaquin and to 

 the coast line within the forty-first and forty-second degrees of north 

 latitude, from personal observations made during the years 1850-52. 

 Reviewed Mining Magazine, 1853, vol. 1, pp. 6-23. 



Report on the geology of the coast mountains, embracing their 

 agricultural resources and mineral productions, also por- 

 tions of the middle and northern mining districts ; by Dr. 

 John B. Trask, State Geologist. Senate Doc. No. 14. 

 Sacramento, 1855. 95 pp. 



This report contains a description of the physical geography of 

 the coast mountains ; geology of the coast mountains ; Tertiary 

 rocks of the coast mountains ; primitive rocks of the coast moun- 

 tains ; volcanic rocks of the coast mountains ; geology of the San 

 Bernardino Mountains ; stratified rocks of the San Bernardino chain 

 and plains of Los Angeles ; extent of the infusorial group ; plains 

 of Los Angeles ; artesian borings ; soils and productions of Los 

 Angeles ; mineral productions of Los Angeles ; country north of 

 the American River ; mineral district of the upper Sacramento Val- 

 ley ; geology of the northern coast mountains ; local geology of the 

 northern coast mountains ; Carboniferous limestone of the eastern 

 part of Shasta County ; Trinity County ; structure of the Sacra- 

 mento Valley ; Tertiary rocks and other deposits of the Sierra 

 Nevada ; placer mining ; quartz veins ; quartz mines, with descrip- 

 tions of mines, and statistics. 



