Copyright by Berton James Seuil
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Copyright by Berton James Seuil 1956 THE UNIVERSITY OP " OKLAHOMA" “ 1 ! GRADUATE COLLEGE ORIGIN AND OCCURRENCE OF BARITE IN ARKANSAS A DISSERTATION \ SUBMITTED TO THE GRADUATE FACULTY in partial fulfillment of the requirements for the degree of DOCTOR OF PHILOSOPHY BY BERTON JAMES SCULL Norman, Oklahoma 1956 ORIGIN AND OCCURRENCE OF BARITE IN ARKANSAS APPROVED BY DISSERTATION COMMITTEE TABLE OP CONTENTS Page LIST OP T A BLES.................................. vl LIST OP ILLUSTRATIONS.................................. Vil Chapter I. INTRODUCTION............................ 1 General Statement .................... 1 Properties and Uses of Barite .............. 3 Scope of the Investigation.................. 6 Methods of Investigation.................. 7 Previous W o r k ................ o Current Work........................ 11 Geography.................................. 13 II. AREAL GEOLOGY................................ l6 General Statement ..... ................ l6 Stratigraphy................................ 17 General discussion.................. 17 Paleozoic r o c k s .................... 17 Bigfork chert .......................... 17 Polk Creek shale............ 19 Blaylock sandstone...................... 21 Missouri Mountain shale ................ 27 Arkansas novaculite . ................. 30 Stanley s h a l e ............... 37 Cretaceous rocks.................. 43 Trinity formation ................ 43 Woodbine formation.................... 46 Igneous rocks .......................... 47 Regional Structure.................... 52 General statement........................ 32 Ouachita Mountains........................ 52 Mountain systems........................ 54 Basins. .......................... 59 Athens Plateau.......................... 62 Age of the Ouachita orogeny.............. 63 iii TABLE OP CONTENTS - Continued Chapter Page Gulf Coastal P l a i n .......................... 67 Igneous structure........................... 70 Summary of Geologic Events ................... 73 III. ORIGIN, PAHAGENESISi AND AGE OF THE ARKANSAS BARITE DEPOSITS............................ 78 Character of the Barite. ................ 79 Replacement deposits . .................... 79 Vein deposits. .................... 90 Barite as cement In sediments. ....... 90 Origin and A g e ................................ 91 Replacement deposits ....................... 91 Relation to structure...................... 92 Relation to stratigraphy .......... 92 Modes of emplacement ................ 93 Chemical character ....'............ 101 Origin and age ............... 102 Paragenesls............................... 112 Cemented deposits.................. 123 Origin and emplacement .......... 123 Vein deposits. ..................... 129 Discordant v e i n s ......................... 129 Pèrldotlte area. ..................... 129 Cinnabar district....................... 129 Southeastern Oklahoma........... • . 130 Concordant veins In the Middle Arkansas novaculite.......................... 130 Regional Relations of the Barite Mineralization 131 IV. THE BARITE DEPOSITS - MINES AND PROSPECTS. 135 Magnet Cove District......................... 135 Chamberlin Creek syncllne............... 136 Reyburn Creek syncllne ........... 15I Cove Creek syncllne.................. 152 Trap Mountains............................. 154 Mazarn B a s i n ............................... 155 Mining operations........................... 155 Pigeon Roost District......................... 156 Fancy Hill District......................... 165 Gap Mountain deposit................ I60 Fancy Hill deposit................... 174 Sulphur Mountain deposit ......... 183 Dempsey Cogburn deposit................ 1Ô4 Boone Spring Creek prospect................. 185 Iv TABLE OF CONTENTS - Continued Chapter Page Polk Creek Mountain prospect ............ I85 Hatfield District.......................... 187 Bee Mountain prospect.................... 18S Boar Tusk Mountain prospects............ 188 Two Mile Creek prospects................ 191 Dierks District............................ 192 Northwest 1 6 ............................ 193 Northeast 1 6 ............................ 194 Cherry deposit .......................... 194 Lucky 13 deposit........................ 197 ! BIBLIOGRAPHY. ................................ 202 LIST OF TABLES Fable Page 1. Statistics - Arkansas Barite .......... 5 2. Section of the Blaylock Sandstone......... 23 3. Section of the Arkansas Novaculite ............ 33 4. Spectrographlc Analyses of Selected Samples from the Arkansas Barite Region. ....... 108 3. Partial Chemical Analyses of Selected Samples from the Arkansas Barite Region................ 109 vl LIST OP ILLUSTRATIONS Figure Page 1. Stratigraphie Units of the Arkansas Barite Region .................. 18 2. Sketches Depicting the Origin of the Barite. I05 3 . Geologic Map of Pigeon Roost District..........I60 4. Location Nap of Barite Lenses, Pigeon Roost District ................ 161 3 . Geologic Map of Gap Mountain Deposit ..... 172 6. Cross Section of Gap Mountain Deposit. .... 173 7 . Plan and Cross Section, Exploratory Trenches, Fancy Hill Deposit »... .................. 182 8. Geologic Map of Hatfield District..............190 9 . Sketch Map of Northeast 16 Deposit, Dierks District. ...................... 193 10. Sketch Map of Northwest I6 Deposit, Dierks District.......... I96 11. Sketch Map of Cherry Deposit, Dierks District. 199 12. Exploration Map of Lucky 13 Deposit, Dierks District. ...................... 200 Plate Page I Location Map of Districts and Deposits of the Arkansas Barite Region .......... 2 ,11 Generalized Regional Structure Map ...... 53 III Geologic Map of the Magnet Cove District .in pocket IV Cross Sections of the Magnet Cove District ...................... in pocket V Geologic Map of the Fancy Hill District, in pocket VI Cross Section F - F', Chamberlin Creek Syncline . .................... in pocket VII Cross Section E - E', Chamberlin Creek %mcline in pocket VIII Cross Section D - D ‘, Chamberlin Creek Syncline ................ in pocket DC Cross Section C - C , Chamberlin Creek Syncline ............ ..... in pocket X Geologic Map of the Chamberlin Creek Syncline Barite Deposit. in pocket vii LIST OP ILLUSTRATIONS - Continued Plate Page XI Structure Map of Mineralized Zone, Chamberlin Creek Syncline ....... in pocket XII Thickness Map of the Chamberlin Creek %mcline in pocket XIII Mine Map, Magcobar Underground Workings, Chamberlin Creek Syncline Deposit . in pocket XIV Block Diagram, Mine Workings, Chamberlin Creek Syncllne Deposit . in pocket XV Geologic Map, Western Part of Fancy Hill District ........ ..... in pocket XVI Cross Section G - G', Back Valley Syncline............ in pocket XVII Cross Section H - H*, Back Valley Syncline.................... in pocket XVIII Geologic Map of the Dierks Barite District................................ in pocket XIX Photomicrographs, Blaylock Sandstone, . 22 XX Photomicrographs, Upper Arkansas Novaculite . 32 XXI Photomicrographs of Siltstone in Stanley Formation .................. 4o XXII Photomicrographs and Photograph of Pebbly Sandstone, Stanley Formation. ........ 42 XXIII Photomicrographs, Trinity Sandstone .......... 45 XXIV (a ) Photomicrograph, Barite-Cemented I Trinity Sandstone................ 48 ! (B) Photomicrograph, Gypsum in Trinity I Formation XXV Photomicrographs, Pike G r avel............ 50 I XXVI Photomicrographs, Diamond Joe Type Syenite. 51 I XXVII Photomicrographs, Vermicular Barite Replacing Stanley Shale .................... 8l {XXVIII Photograph, Core of Nodular Barite............ 82 I XXIX Photomicrographs, Quartz Remnants in I Replacement Zone............................ 83 XXX Photomicrographs, Barite Replacing Shale, Henderson Property.......................... 84 XXXI (A) Photomicrograph, Radial Barite Rimming Clay Pellet.................... 85 (B) Photomicrograph, Barite Replacing Novaculite Pebble XXXII Photomicrographs, Zonal Development in Barite Crystals......... 86 XXXIII Photomicrographs, High-Grade Barite, Henderson Property................. 88 XXXIV Photomicrographs, High-Grade Barite, Chamberlin Creek Syncline Deposit .......... 89 viii LIST OP ILLUSTRATIONS - Contuâüëâ; Plate Page XXXy Photomicrographs« Barite-Cemented Gravel, Cherry Deposit .............. 93 XXXVI Photomicrographs, Barite-Cemented Gravel, Lucky 13 Deposit............ 94 XXXVII (A) Photomicrograph, Quartzltlc Upper Arkansas Novaculite, Chamberlin Creek Syncllne Deposit........................ 115 (B) Photomicrograph, Black Shale In Base of Stanley, Chamberlin Creek Syncllne Deposit.................. ; .......... XXXVIII Photomicrographs, Pyrite Replaced by Barite, Magnet Cove District Il6 XXXIX Photomicrographs, Replacement Sequences. • . 117 XL Photomicrographs, Barite Partially Replaced by Vein Carbonate, Magnet Cove District, . Il8 XLI (A) Photomicrograph, Differential Replacement, Mineralized Zone........................ 119 (B) Photomicrograph, "Clay" Dike, Magcobar Mine, Magnet Cove District............ XLII Photograph, Vugular Quartz Veins Cutting Stanley Shale. ............................ 120 XLIII Photograph, Crystalline Barite on Fracture Face, Magnet Cove District.................. 121 XLIV Photograph, Dense Barite Cut by Carbonate Veins, Magnet Cove District.................. 122 XLV Photomicrographs, Sandy Shale Above Mineralized Zone, Magcobar Mine. .......... 139 XLVI Photomicrographs, Altered Ouachltlte Dike, Barold Pit, Magnet Cove District............ l40 XLVII (A) Photomicrograph, Crumpled shales, Magcobar