00-Front Matter-50th Anniv
00-Front Matter-50th Anniv
00-Front Matter-50th Anniv
ECONOMIC GEOLOGY
Fiftieth
Anniversary Volun1e
1905-1955
ORGANIZING CoMMITTEE
YALE UNIVERSITY
NEw HAVEN, CoNN.
OcTOBER, 1955
·CONTENTS
PART I
FoREWORD... • . • • . . . . • .• • • • . . • . . • • • . • . • • • . . . • . . • • • • • • • • • . . . • . . . • n .
EcoNOMIC GEOLOGY •••••••••••••..•..•.......•. . Alan M: Bateman 1
METALLOGENETIC PROVINCES AND EPOCHS ••••...••. . F. S. Turneaure 38
THERMAL SPRINGS AND EPITHERMAL ORE DEPOSITS . . Donald If,. White 99
THE CLASSIFICATION OF ORE DEPOSITS ••••••••.••• .fames A. Noble 155.
STRUCTURE OF HYDROTHERMAL ORE DEPOSITS •••.• . H. E. McKinstry 170
THE ZONAL THEORY OF ORE DEPOSITS ••••••••• • Charles F. Park, Jr. 226
TEMPERATURES IN AND NEAR INTRUSIONS ••••••..... T. S. Lovering 249
SYNTHETIC MINERALS •••.•••••.•.••••••••••••••••... W. A. W eyl 282
HYDROTHERMAL ALTERATION AS A GumE TO ORE •• GeorgeM. Schwartz 300
OxiDATION OF CoPPER SuLFIDES AND SECONDARY SuLFIDE ENRICH-
MENT •••••••••••••••••••••••••.•• ·-· ••• • Charles
A. Anderson 324
METHODS AND PROBLEMS OF GEOLOGIC THERMOMETRY • • Earl Ingerson 341
SEDIMENTARY DEPOSITS OF RARE METALS .•••• • Konrad B. Krauskopf 411
ORIGIN OF URANIUM DEPOSITS •••••.••••••••••••• V. E. McKelvey,
D. L. Everhart and R. ·M. Garrels 464
PART. II
ENGINEERING GEOLOGY-A FIFTY YEAR REVIEW •.• • Robert F. Legget 534
INFLUENCE OF GEOLOGICAL FACTORS ON THE ENGINEERING PROPER-
TIES oF SEDIMENTS •••••••••••••••••••••••.•••• • Karl Terzaghi. 557
RECENT DEVELOPMENTS IN CLAY MINERALOGY AND TECHNOLOGY
Ralph E. Grim 619
PROPERTIES OF CALCIUM AND MAGNESIUM CARBONATES AND THEIR
BEARING oN SoME UsEs oF CARBONATE RocKs
D. L. Graf and J. E. Lamar 639
THE QuANTITATIVE APPROACH TO GRoUND-WATER INVESTIGATIONS
John G. Ferris and A. Nelson Sayre 714
TIME OF PETROLEUM AccuMULATION •••••••••••••• • A. I. Levorsen 748
CoAL PETROLOGY •..••••••.•••.••.••••••••••••••.•• C. E. Marshall 757
THE UsE oF GAMMA "RAY MEASUREMENTS IN PRoSPECTING
William L. Russell 835
EcONOMIC APPLICATIONS OF pALEOECOLOGY ••.•.•• Samuel p. Ellison 867
GEOPHYSICS APPLIED TO PROSPECTING FOR ORES .•• • Louis B. Slichter 885
MINOR ELEMENTS IN SoME SuLFIDE MINERALS •• . Michael Fleischer 970
THE STUDY .OF PEGMATITE DEPOSITS .•••••••.•... . Richard H. Jahns 1025 ~ 11_3 ()
iii