Xil TABLE OF CONTENTS. 
Suppivision II. Tur Recion Sourm oF THE MOKELUMNE RIVER .........seseceeereeeees 120-141 
§ 1. The Bed-Rock in Calaveras, Tuolumne, and Mariposa............ 121-125 
§ 2. Gravel and Voleanic Formations in Calaveras, Tuolumne, and 
Mariposa Counties .........0scscsserseccavacesestasaneesenenseanstare 125-141 
Suppivision III. Tue Recion Nortu or tHe Norta Fork or tae AMERICAN River 142-196 
§ 1. Dutch Flat, Gold Run, and Little York............0.......5...-+ 143-163 
§ 2. You Bet and Red. Dog.ic.c0se. ca. ssnsvencxes pun eeeeauae nme 164-174 
§ 3. Lowell Hill and Remington Hill,...........:.4..sssnseusunpn tures 174-177 
§ 4. Quaker Hill and Vicinity: * cy.c. saycosue sane yess seh seen seaeen tae 177-181 
§ 5. Grass Valley and Nevada City” .......:.scessceseressescansesnsesse 181-191 
§ 6. Smartsville did. Timbuct00 . oc ..Fiias. wat oes.1anvsnse ts asses enn syen 191-196 
Suppivision IV. Tue Recion NortH or THE South YUBA RIVBR .............00.se0es 196-218 
§ 1. The Divide between tne South and Middle Yuba Rivers...... 196-207 . 
§ 2. Cherokee Flat and the Region near Oroville ................0.6+ 207, 208 
§ 3. The Region North of the Middle Yuba .......vi..c..cesresssese. 208-218 
CHAPTER III. 
THE FOSSILS OF THE AURIFEROUS GRAVEL SERIES. 
Section I. “INTRODUCTORY REMARKS © ..5(5..<0ti05,s0e~ ane peen sen sae Shem eeeee ees enee ... 219-220 
II. Tue InrusoriaL Rocks oF THE AURIFEROUS GRAVEL SERIES...........+... 220-231 
III. Tue Foss, PLants oF THE AURIFEROUS GRAVEL SERIES ............:0000 231-239 
IV. Tue Animat Remains, Not HuMAN, OF THE GRAVEL SERIES............... 239-258 
V. Human Remains anD Works oF ART OF THE GRAVEL SERIES............ 258-288 
CHAPTER IV. 
RESUME AND THEORETICAL DISCUSSION OF THE PRINCIPAL FACTS CONNECTED WITH 
THE GEOLOGICAL OCCURRENCE OF THE AURIFEROUS GRAVELS. 
Section -I. INrRopUCTORY REMARKS ......<-:.c:.s: sss sae Olea one enen ene ineee 289-292 
II. WHat MAY BE ASSUMED AS HAVING BEEN CLEARLY ESTABLISHED IN 
REGARD TO THE THEORY OF THE GRAVEL DEPOSITS ..............-ese00: 292-298 
III. THe Generat Distrisution or THE DerritaL AND Voucanic MatrE- 
RIALS ON THE WEST SLOPE OF THE SIERRA NEVADA ..............se0000- 298-314 
IV. Tum Grotogican, Ace or Tau GRavEls.cn. eee 314-321 
V. Lirsonocican CHaracter and PEcuLiaRITIES OF THE GRAVEL .........--- 321-333 
VI. Tue Bep-Rock SurFack AND THE CHANNELS ...ccccccececceccccce cence iia 333-350 
VII. Source or THe Goip anv its DisrRipuTION IN THE GRAVEL ......e.00s 350-361 
VIII. Ores AND MINERALS ASSOCIATED WITH THP GOLD......0..cccececeecececeeecees 361-367 
IX. EconomicaL ConsmDERATIONS CONNECTED WITH THE WORKING OF THE 
RAVES oS dance ec atte eee ee 367-376 
