120 GUIDEBOOK or THE WESTERN UNITED STATES. 



miles almost 



beds. 



o 



from stream 



from 



rocks of the Franciscan gi^oup. Some nuggets weighing several 

 ounces are said to have come from this district. Farther southeast. 



niunber of deposits of quicksil 



occur. 



Ardo 



immedi 



wheat and stock country which includes the roUing low hills along 



the river. An exposure of the Santa Margarita f orma- 

 San Ardo. tion begins about 6 miles south of San Ai'do and 



Elevation 452 feet. extcuds ill a uorthwcstcrly direction to a point on 

 lXS^^^uss. the west edge of the vaUey ■ - " __ 



Ardo. This strip of Santa Margarita beds consists 

 of wliite sandstone that at several localities contams fossils. The 

 geologic structure immediately west of San Ardo is complex. The 

 liills for several miles back from the river on the west side are com- 

 posed of Monterey shale. 



Three miles northwest of San Ardo the Paso Robles gravels on the 

 east side of the vallov civfi i^Tsipa tn cnTirla+nnn^ r^f +v,r> g„«+« Tv,r„«™„>.;+„ 



formation, which occupy an area 



many 



ucas. jj^jigg extending in a northeasterly direction from 



Elevation 395 fee. g^n LucaS. 



Los Angeles 302 miles. 



numerous 



throu 



area. The Santa Lucia Range, which bounds Sahnas Valley on the 

 southwest, cuhninates in Santa Lucia Peak and Vaquer^ P^«t in 



the region west of San Lucas. The upper slopes of these 



consist of coai-se heavy-bedded fossiliferous Vaqueros sandstone 

 dipping toward the valley. This sandstone, toward the raiboad, is 



mountains 



formation 



Monterev in 



AJong the 



which 



formation. 



Mar 



Extending north for 3 miles 



x^xicnamg north lor 3 miles and west for 4 or 5 mHes from San 

 Lucas is a gravel terrace probably deposited by the river at an earher 

 stage m its history. 



King City is a shipping point for gypsum 



mile 



King City. 



may 



At Elsa, 3 miles farther north, the 

 y is important, and on the left 



Elevation 330 feet. torics 



gravels continue 



Illation 1,563 * t ., •-, — ^ — — '^i^^^ giuvt^ia COllimue I 



Angeles 311 miles, ^^^li sides of the Salinas Valley to a point 



miles of Metz 



Creek, which is crossed 



7J '-T JT T ""^^ ^-'^^^^^^ I^^^g^ becomes more ru 

 and consists chiefly of granite with some schist and orv.tnllin. 1 



