12 RESNO/ 0'2

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DIVISION OF MINES Ian Campbell, Chief STATE OF CALIFORNIA Edmund G. Brown, Governor DEPARTMENT OF NATURAL RESOURCES DeWitt Nelson, Director EXPLANATORY DATA SAN LUIS OBISPO SHEET GEOLOGIC MAP OF CALIFORNIA TOPOGRAPHIC QUADRANGLES WITHIN THE SAN LUIS OBISPO SHEET AVAILABLE FROM THE U.S. GEOLOGICAL SURVEY 1958 OLAF P. JENKINS EDITION Compiled by Charles W. Jennings, 1958 INDEX TO GEOLOGIC MAPPING USED IN COMPILATION OF THE SAN LUIS OBISPO SHEET 12 2'00'6'00'5'0'5' Sa00 122'00'5'5'0'0'~~+ Qr+ Q. >Q CAPE AN MARTIN o w++ ~vQQr o+" Q 15' 0 BRYSON A Q Q7 0+ 15'21'0 0' o ~Q BRADLEY o og+ ~op o ADELAIDA G) 0+ 121'00'5'+ A SAN M + ('v 45'o ~o IGUEL ~o Q~cF 0~8 Q PASO ROB LES ~o G> Q ~O 0 0 30'0'v 'v o oo e+~ 15'HO LAME Ov o+ ~~o og ~0 Q0 Q 15'20 00'6'00'v P + Q,Q 45' o + QP'0'5'5'00'2 0'0 0'2 2'00'6'00 35'30 35'00 122'00 121'0 CAPE SA N MAR IN 121'0 P o' c C~ C~ SAN SIMEON POINT POINT ESTERO 121'00 120'30 120'00 R E Y MO RRO BAY 5 14 F RESNO/ K I N G S (( 7, <( -I ( l~ KER N ( I ANTELOPE .4ay(~ IOvALEY ( ] G~ I 6 8 ( oi PASO ROBLES ) LU I S 4a~ 35'0 E OB IBPO I, C~ ~o (@ '+,4 b oo S r Cp (o tp so ( s o (( O'AN LUIS ( 0 B IS PO '( /g G' «( cI.y- )0 0 A< PI SMO BEACH STAT E PAR K G'p 12c NIPOM0 '. g S ANTA 3 BA RBARA 35'00 120 00 120'30 P P M 0 N T E l2a SAN POI N T SAN LUI S 121'O S~ : v-'. '"'2 Nt *, ~*M * K 4 ~4 *A $ . -=--,1 -'t g =0 L~~P * l. Anonymous, western portion of Pismo basin, San Luis Obispo County, scale I" = 2,000 feet, unpublished (1954) . 2. Bailey, Fdgar H., 1942, Quicksilver deposits of the Park- field district, California: U. S. Geol. Survey Bull. 936-F, pp. 143-169, Pl. 19: Geologic map and section of the Table Mountain area, scale I:31,680. 3. Brooks, T. J., 1955, Spring field trip Devils Den McLure Valley area, California: S.E.P.M.— A.A.P.G., 4 pp., AIap: Geologic map Pyramid Hills Devils Den area, scale I" = 4,000 feet. 4a. Dibblee, Thomas W., Jr., Geologic map of the Cholame quadrangle, California, Scale I:125,000, unpubiished. 4b. Dibblee, Thomas W., Jr., Geologic maps of the Pozo, La Panza, and part of Branch Mtn. quadrangles, scale I: 62,500, unpublished. 5 Fairbanks H W 1904 San Luis Folio California U S Geol Survey Geologic Atlas (No 101) 14 pp Map. Areal Geology sheet, scale I:125,000. (Faults interpreted from Fairbanks cross-sections and data from J. O. Kistler, and L. A. Tarbet, Standard Oil Company of California. Quaternary geology in Morro Bay area and Nipomo area modified by C. W. Jennings, California Division of Mines.) '6. Heikkila, Henry H., and MacLeod, George M., 1951, Geology of Bitterwater Creek area, Kern County, Cali- fornia: California Division Mines Special Rept. 6, 21 pp., Pl. I: Topographic and geologic map of the Bitter- water Creek area, Kern County, California, scale I: 31,680. '7. Herrera, Leo J., Jr., Geology of the Tent Hills quad- rangl, scale 1:31,680, U.ii ersity of California, Berke- ley, unpublished AIasters thesis, 1950. 8. Herron, Robert F., Geologic map of Highland-San Juan area, scale I:62,500, unpublished (1948). 9. AIarsh, Owen T., Geology of the Orchard Peak area, scale I:31,680, Stanford University, unpublished Ph. D. thesis, 1954. 10. Peryam, Richard C., Geology of the Annette quadrangle, San Luis Obispo and Kern Counties, California, scale I:31,680, University of California, Berkeley, unpub- lished AI.A. thesis, 1949. 'll. Stewart, Ralph, 1946, Geology of Reef Ridge, Coalinga district, California: U. S. Geol. Survey Prof. Paper 205-C, pp. 81-115, Pl. 9: Geologic map and sections of Reef Ridge and parts of adjoining regions, Coalinga district, California, scale I:31,680. '12a. Taliaferro, N. L., (and summer field classes), Geologic maps of the Adelaida, Bradley, Bryson, Cape San AIar- tin, Paso Robles, Piedras Blancas, San Miguel, and San Simeon quadrangles, scale I:62,500, University of Cali- fornia, Berkeley, (compiled in 1957 by R. E. Turner), unpublished. (Faults in San Antonio River area from L. A. Tarbet, Standard Oil Company of California.) Taliaferro, N. L., 1943, Bradley-San Miguel district: Cali- fornia Div. AIines Bull. 118, pp. 456-462, Fig. 189: Bradley and San Miguel quadrangles, geologic map, scale approx. 5/16" =iI mle. Taliaferro, N. L., 1944, Cretaceous and Paleocene of Santa Luci" Range, Cali.ornia. Am~r. Assoc. Petroleum Geologists Bull., vol. 28, pp. 449-521, Fig. 9: Map of parts of Adelaida, Bradley, Bryson and San Simeon quadrangles, scale approx. 1-1/16' I mile. 12b. Taliaferro, N. L. (and summer field classes), Geologic map of northern part of Parkfield quadrangle, scale I. 31,250, University of iCalfornia, Berkeley, unpublished. 12c. Tahaferro, N. L. (and summer field classes), Geologic maps of Nipomo and part of Branch Mtn. quadrangle, scale I:62,500: University of California, Berkeley, un- pubhshed. (Modified in part by J. O. Kistler, Stand- ard Oil Company of iCalfornia.) Taliaferro N L 1943 Geology of Huasna area Cali fornia Div. Mmes Bull. 118, pp. ~3-447, Fig. 185: Huasna area, geologic map, scale approx. /~' I mi. 13. Woodring, W. P., Stewart, Ralph, and Richards, R. W., 1940, Geology of the Kettleman Hills oil field, Califor- nia, stratigraphy, paleontology, and structure: U. S. Geol. Survey Prof. Paper 195, 170 pp., Pl. 3: ( eologic map of the Kettleman Hills, California, scale 1.31,680. 14. Worts, G. F., Jr., 1951, Geology and ground-water re- sources of the Santa Maria Valley area, California: U. S. Geol. Survey Water-Supply Paper 1000, 169 pp., Pl. I: Geologic map of the Santa Maria Valley area, Santa Barbara County, California, scale 1163,360. 'odified by T. W'. Dibblee, Jr. For a complete list of piubls~ed geologic maps of this area see Cailfornia Div. Mines Specia I Report 52. 'iew south along crest of Reef Ridge toward Pyramid Hills and San Joaquin Valley. Resistant Temblor sandstone forms crest of dark ridge in foreground (A), while light n middleground (B), is ~~mp~sed of unconformably ~~~rly~~g Mo terey shale. Younger Pl ocene f~rm~t~~~s exte d t~~a~d Kettleman Pla~~ on left. Photo by S. Shelton. Aerial view northwestward along axis of McLure Valley syncline. Pliocene Jacalitos formation in center middleground flanked by upper Miocene McLure shale and Upper Cretaceous Panoche sandstone and shale. Photo by John S. Shelton.

Transcript of 12 RESNO/ 0'2

DIVISION OF MINESIan Campbell, Chief

STATE OF CALIFORNIAEdmund G. Brown, Governor

DEPARTMENT OF NATURAL RESOURCESDeWitt Nelson, Director

EXPLANATORY DATA

SAN LUIS OBISPO SHEETGEOLOGIC MAP OF CALIFORNIA

TOPOGRAPHIC QUADRANGLESWITHIN THE SAN LUIS OBISPO SHEET

AVAILABLEFROM THE U.S. GEOLOGICAL SURVEY

1958

OLAF P. JENKINS EDITIONCompiled by Charles W. Jennings, 1958

INDEX TO GEOLOGIC MAPPINGUSED IN COMPILATION OF THE SAN LUIS OBISPO SHEET

12

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l. Anonymous, western portion of Pismo basin, San LuisObispo County, scale I" = 2,000 feet, unpublished(1954) .

2. Bailey, Fdgar H., 1942, Quicksilver deposits of the Park-field district, California: U. S. Geol. Survey Bull. 936-F,pp. 143-169, Pl. 19: Geologic map and section of theTable Mountain area, scale I:31,680.

3. Brooks, T. J., 1955, Spring field trip Devils Den —McLureValley area, California: S.E.P.M.—A.A.P.G., 4 pp.,AIap: Geologic map Pyramid Hills—Devils Den area,scale I" = 4,000 feet.

4a. Dibblee, Thomas W., Jr., Geologic map of the Cholamequadrangle, California, Scale I:125,000, unpubiished.

4b. Dibblee, Thomas W., Jr., Geologic maps of the Pozo, LaPanza, and part of Branch Mtn. quadrangles, scale I:62,500, unpublished.

5 Fairbanks H W 1904 San Luis Folio California U SGeol Survey Geologic Atlas (No 101) 14 pp Map.Areal Geology sheet, scale I:125,000.

(Faults interpreted from Fairbanks cross-sections anddata from J. O. Kistler, and L. A. Tarbet, Standard OilCompany of California. Quaternary geology in MorroBay area and Nipomo area modified by C. W. Jennings,California Division of Mines.)

'6. Heikkila, Henry H., and MacLeod, George M., 1951,Geology of Bitterwater Creek area, Kern County, Cali-fornia: California Division Mines Special Rept. 6, 21pp., Pl. I: Topographic and geologic map of the Bitter-

water Creek area, Kern County, California, scale I:31,680.

'7. Herrera, Leo J., Jr., Geology of the Tent Hills quad-rangl, scale 1:31,680, U.ii ersity of California, Berke-ley, unpublished AIasters thesis, 1950.

8. Herron, Robert F., Geologic map of Highland-San Juanarea, scale I:62,500, unpublished (1948).

9. AIarsh, Owen T., Geology of the Orchard Peak area,scale I:31,680, Stanford University, unpublished Ph. D.thesis, 1954.

10. Peryam, Richard C., Geology of the Annette quadrangle,San Luis Obispo and Kern Counties, California, scaleI:31,680, University of California, Berkeley, unpub-lished AI.A. thesis, 1949.

'll. Stewart, Ralph, 1946, Geology of Reef Ridge, Coalingadistrict, California: U. S. Geol. Survey Prof. Paper205-C, pp. 81-115, Pl. 9: Geologic map and sections ofReef Ridge and parts of adjoining regions, Coalingadistrict, California, scale I:31,680.

'12a. Taliaferro, N. L., (and summer field classes), Geologicmaps of the Adelaida, Bradley, Bryson, Cape San AIar-tin, Paso Robles, Piedras Blancas, San Miguel, and SanSimeon quadrangles, scale I:62,500, University of Cali-fornia, Berkeley, (compiled in 1957 by R. E. Turner),unpublished.

(Faults in San Antonio River area from L. A. Tarbet,Standard Oil Company of California.)

Taliaferro, N. L., 1943, Bradley-San Miguel district: Cali-fornia Div. AIines Bull. 118, pp. 456-462, Fig. 189:

Bradley and San Miguel quadrangles, geologic map,scale approx. 5/16" =iI mle.

Taliaferro, N. L., 1944, Cretaceous and Paleocene ofSanta Luci" Range, Cali.ornia. Am~r. Assoc. PetroleumGeologists Bull., vol. 28, pp. 449-521, Fig. 9: Map ofparts of Adelaida, Bradley, Bryson and San Simeonquadrangles, scale approx. 1-1/16' I mile.

12b. Taliaferro, N. L. (and summer field classes), Geologicmap of northern part of Parkfield quadrangle, scale I.31,250, University of iCalfornia, Berkeley, unpublished.

12c. Tahaferro, N. L. (and summer field classes), Geologicmaps of Nipomo and part of Branch Mtn. quadrangle,scale I:62,500: University of California, Berkeley, un-pubhshed. (Modified in part by J. O. Kistler, Stand-ard Oil Company of iCalfornia.)

Taliaferro N L 1943 Geology of Huasna area California Div. Mmes Bull. 118, pp. ~3-447, Fig. 185:Huasna area, geologic map, scale approx. /~' I mi.

13. Woodring, W. P., Stewart, Ralph, and Richards, R. W.,1940, Geology of the Kettleman Hills oil field, Califor-nia, stratigraphy, paleontology, and structure: U. S.Geol. Survey Prof. Paper 195, 170 pp., Pl. 3: ( eologicmap of the Kettleman Hills, California, scale 1.31,680.

14. Worts, G. F., Jr., 1951, Geology and ground-water re-sources of the Santa Maria Valley area, California:U. S. Geol. Survey Water-Supply Paper 1000, 169 pp.,Pl. I: Geologic map of the Santa Maria Valley area,Santa Barbara County, California, scale 1163,360.

'odified by T. W'. Dibblee, Jr.

For a complete list of piubls~ed geologic maps ofthis area see Cailfornia Div. Mines

Specia I Report 52.

'iew south along crest of Reef Ridge toward Pyramid Hills and San Joaquin Valley. Resistant Temblor sandstone forms crest of dark ridge in foreground (A), while lightn middleground (B), is ~~mp~sed of unconformably ~~~rly~~g Mo terey shale. Younger Pl ocene f~rm~t~~~s exte d t~~a~d Kettleman Pla~~ on left. Photo by

S. Shelton.

Aerial view northwestward along axis of McLure Valley syncline. Pliocene Jacalitos formation in center middleground flanked by upper Miocene McLure shale and UpperCretaceous Panoche sandstone and shale. Photo by John S. Shelton.