| | Report (issue) | MOLYBDENUM DEPOSITS OF CANADA F. M. Vokes $4.50 1963 MOLYBDENUM DEPOSITS OF CANADA 2,500-1962-1992 56160-5-1...Molybdenite Corporation of Canada, Limited (June 1958). GEOLOGICAL SURVEY OF CANADA ECONOMIC GEOLOGY REPORT...MOLYBDENUM DEPOSITS OF CANADA By F. M. Vokes DEPARTMENT OF MINES AND TECHNICAL SURVEYS CANADA ROGER DUHAMEL...most of the important molybdenum-bearing areas in Canada. Because of the growing interest in molybdenum...J. M. HARRISON, Director, Geological Survey of Canada. OTTAWA, January 5, 1960. v CONTENTS CHAPTER | | | Book | Geology, Lakehead University Thunder Bay, Ontario, P7B 5El, Canada M. BRIAN BA YLY, Professor Department...Spivak at Lakehead v University, Thunder Bay, Ontario. Costs involved by the editors were defrayed by...Natural Sciences and Engineering Research Council of Canada to Graham Borradaile. Beside the people involved... Box 5342, Dunedin, New Zealand BOND, W. D. Ontario Geological Survey, Ministry of Natural Resources...Resources, 77 Grenville Street, Toronto, Ontario M5S IB3, Canada BORRADAILE, GRAHAM JOHN Department of Geology | | | Report (volume) | RESOURCES OF THE TRACY ARM-FORDS TERROR WILDERNESS STUDY AREA AND VICINITY, ALASKA FRONTISPIECE.-Oblique aerial...Resources of the Tracy Arm-Fords Terror Wilderness Study Area and Vicinity, Alaska By A. B. C. D. E. F. U...Geology of the Tracy Arm-Fords Terror wilderness study area and vicinity, Alaska Interpretation of the aeromagnetic...Geochemistry of the Tracy Arm-Fords Terror wilderness study area an~ vicinity, Alaska Mineral deposits and occurrences...occurrences in the Tracy Arm-Fords Terror wilderness study area and vicinity, Alaska Evaluation of mineral resources | | | Book (edition) | continued to be won as a by-product. From a restricted area of the field, zinc ore has also been mined. The...Pendleian stage of the Carboniferous system in an area of abc)ut 1700 km 2 ; the incidence of orebodies...Other publications of the Survey dealing with this district and ad_joinin_g districts BOOKS Memoirs Geology...and country around Bellingharr1 the Cross Fell area country around Brough-under-Stainmore country between...details Introductory note 104 Area 1 The Escarpment 104 118 Chapter Area 2 Subarea Subarea 151 Chapter | | | Journal (article/letter/editorial) | characterize the hydrothermal activity responsible for vein formation. Eight fluid inclusion assemblages (i.e...the Shosen No. 2 vein, Sanjin ore zone, and the stibnite in the Seisen No. 1–1 vein, Yamada ore zone...formation temperature) of an FIA from the stibnite was 113 C. The measured fluid salinities of the seven FIAs...indicate that the fractures corresponding to the vein system at the Sanjin ore zone were main conduits...formation temperature of stibnite in the latest stage (113 C) indicates that stibnite precipitation occurred | | | Report (issue) | and revised geologic map of the Dugway Mining District, Tooele County, Utah By D. L. Kelley 1 , B. F...Mining District................................ in pocket Figure 1. Location map showing study area.......lithogeochemical survey was conducted in the Dugway Mining District, Tooele County, Utah. The geochemical sampling...rocks (table 2). INTRODUCTION The Dugway Mining District is located in the northern part of the Dugway...(120 km) northwest of Delta, Utah (figure 1). The district is about 45 miles (72 km) east of the Nevada-Utah | | | Report (issue) | the description of the mineral resources of that district. .Accordingly the subject has been divided into...worth of ore, and it 'seems probable that the district is by no ineans exhausted, but that, if trade...the lodes traversing the northern parts of the district. was included in two of the Geological Survey...edited by Mr CantrilL The area south of Llana.rmon falls withip. the district recently revised on the six-inch... 138. Garreg-boeth Lode (East), 143. INDEX 30 Area 1.-Vak of Clwyd. Geology, 30. Mines and Lodes, 31 | | | Report (issue) | copper-sulfide shell. The breccia pipe occurs within the core area of the shell and represents a 1ater, even more restricted...the lateral zoning is expressed as a centra 1 core area of more abundant sericite, quartz veining, and limonitic...limonitic stain (fig. 3). Outward from the core area, a more argi 11 ic zone is characterized by abundant...hypogene bictiten1agnetite alteration. within this area of relatively low original pyrite, chalk turquoise...the amount of these minerals outward from the core area with increasing amounts of sericite and chlorite | | | Book | Textures – Channelway Recognition General Approach Vein Styles Breccia Styles Other Styles Miarolitic Igneous...Structural Style Vein Pipe Stockwork-Vein Miarolitic Fault Breccia-Vein Fault Breccia-Vein Vein Intrusive Breccia...Breccia Vein Pervasive-Vein-Breccia Vein (Ductile Style) Layer Controlled, Vein Vein Vein Vein Breccia...Breccia Layer Controlled, Vein Fault Breccia-Vein Background, Selective Semi-Pervasive 4 Alteration minerals... Mfcld\(Æ@eÔccK\okli\j Mfcld\=ifekGX^\ Specimen of vein material from the St Patrick tin mine, near lrvinebank | | | Report (volume) | Bedded Ores in England and Wales. Redesdale and district Yorkshire ... Derby-Notts Warwickshire Staffordshire...the CAder Idris region teferred to ilhe pisolitic ironstone of the Llyn-.A.ran district (2½ miles S. by...Penmorfa Fault, an overthrust that cros~s the district in a direction ranging N. 500 W. from Portmadoc...lenticular masses of pisolitic iron~ore of that district. They occur in assooiation with graptolitic shales...Dr. A. H. Cox, who has surveyed the Oader Idris district, a.~ belonging to the Dicranograptus Shales (Llandilo-BaJa) | | | Report (Issue volume) | COUNTRY AROUND MILFORD BEING AN ACCOUNT OF THE REGION COMPRISED IN SHEET 227 OF THE MAP BY T. E. H...Newgale Marsh. Newgale District. Folkeston and Simpson District. Nolton District .. . . . . 111 CHAPTER...PHYSICAL },EATURES AND GEOLOGICAL STRUCTURE AREA I The district described in this Memoir is comprised in...On the southern side of St. Bride's Bav the land-area, prolonged w,estward a.s a peni11sula, breaks down...agricultural, and is distributed uni£o·rmly over the district in small villages, h·amlets and scattered farms | | | Book (edition) | Section of a volcanic neck Section of a mineral vein 113. Common 111. 114. ...... ...... .... .......we can should vary from one readily under- district to another, according to the nature of the underlying...the higher peaks of the Pyrenees, drains a large area of the south of France, and is subject to floods...be obtained from a river which drains a wide region exhibiting considerable diversi- The Missis-...from the surface of the basin. loss much the area of 12,720,000 years. Or if we assume the height |
|