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| » tes MINES AND MINERALS OF THE GREAT AMERICAN RIFT (COLORADO-NEW MEXICO) Sine —_—< ¢ te om...ARC RO2OF THE GREAT AMERICAN RIFT (COLORADO-NEW MEXICO) Richard Walker Holmes...1983 by Van Nostrand Reinhold Company Inc. Library of Congress Catalog Card Number: 81-23975 ISBN: 0-442-28038-6...0-442-28038-6 All rights reserved. No part of this work covered by the copyright hereon may be reproduced...systems—without permission of the publisher. Manufactured in the United States of America Published by Van |
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| Minerals of Colorado: A 100- Year Record By EDWIN B. ECKEL GEOLOGICAL SURVEY BULLETIN 1 1 14 A...A summary of the first 100 years of published knowledge) including the chief occurrences of 445 mineral...OFFICE, WASHINGTON : 1961 'UNITED STATES DEPARTMENT OF THE INTERIOR CECIL D. ANDRUS, Secretary GEOLOGICAL...1961 Second printing 1978 For sale by the Branch of Distribution, U.S. Geological Survey, 1200 South...________________________________ Source minerals of Colorado's mineral industry________________________ |
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| Geology and Mineral Deposits of the Area South of Telluride Colorado GEOLOGICAL SU R VEY BULLETIN ...cooperation 'with the Colorado State Geological Survey Board and the Colorado Metal Mining Fund Board 1112-G... Geology and Mineral Deposits of the Area South of Telluride Colorado By JOHN S. VHAY CONTRIBUTIONS...cooperation with the Colorado State Geological Survey Board and the Colorado Metal Mining Fund Board UNITED...OFFICE WASHINGTON : 1962 UNITED STATES DEPARTMENT OF THE INTERIOR STEWART L. UDALL, Secretary GEOLOGICAL |
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| July 2014 Even though prospectors have removed most of the large nuggets and crystallized specimens, small...4 cm -high specimen is from the DeMaria mine in Placer County, California. (Jeff Scovil Photo/Brett Keller...Price of Minerals ....................... 20 by Edward Redmon How does it affect the future of the hobby...Appeal of Ore .......................................... 50 by Bob Jones collecting run-of-the-mine specimens...specimens by Steve Voynick Montana Placer Mining ............................. 28 Wire gold and glacial |
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| SILVER: In the Shadow of Gold + Arsenic Family Minerals The Storied Collection of Merritt Romans ROCK...olivenite and chalcophyllite. By Bob Jones IN THE SHADOW OF GOLD 36 Silver’s historical impact is less obvious...Field Notes .......................... 6 Lapidary of the Month ....8 Bench Tips ........................Beckett Media, LLC. All rights reserved. Reproduction of any material from this issue in whole or in part...Cover Malachite-rich solutions dripping from the roof of a vug or cave formed this lovely banded malachite |
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| { " ,-t .. .~,:",. I " , COLORADO "or.! _ +, (~ STATE OF .~ :'(' COL~ADO / DENVER. COLORAl...~~LEGI\L NOTICE--,c=--~= was prepared as an account of work sponsored :, 11'1 the IJni ted States Government...S~ates nor the Department of Energy. nor any of their employees, nor any of their contractors, subcontractors... for the accuracy, cOlllp'leteness or usefulness of any infonnation, apparatus, product or process disclosed... BULLETIN 40 RADIOACTIVE MINERAL OCCURRENCES OF COLORADO AND BlaLlllGRAPHY by James L. Nelson-Moore |
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| MINERALS OF TSUMEB 0 2> SPECl'ACULAR JASPER. 74470 02033 2 -----~ALPHA Suoolv. Inc. Toll Free:...Featurin g over 15,000 brand name , items for all of your jewelry makin g, faceting & lapidary needs!...a coupon good for $10.00 off you r first purchase of $25.00 or more and all mailings for the next year...Volume 32. Number 2 12 The Gem s of Africa A treasure chest of bright stones from the Dark Continent;...Mountains Turquoise 20 Run to the border for a wealth of collecting opportunities; by Robert Beard Project: |
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| GUIDEBOOK FOR THE PARADOX BASIN, UTAH AND COLORADO TABLE OF CONTENTS Page THE PARADOX BASIN OVERVIEW RESOURCES...AND MINING AREAS SLICK ROCK DISTRICT GYPSUM VALLEY DISTRICT BULL CANYON DISTRICT URAVAN DISTRICT GATEWAY...GATEWAY DISTRICT (EASTERN GATEWAY AREA) MC ELMO CREEK DRAINAGE AREA LA SAL CREEK AREA PARADOX DISTRICT BEAVER...VALLEY (BIG INDIAN) DISTRICT MOAB DISTRICT GREEN RIVER DISTRICT THOMPSONS DISTRICT INTER-RIVER REGION...REGION DRY VALLEY DISTRICT COTTONWOOD AND BUTLER WASH AREAS MONTEZUMA CANYON DISTRICT SEVEN-MILE CANYON |
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| MINING W®@RLD in this issue Nevada Iron Mining Page 26 a EE OpEN pir “2 x loading with 300 to 400...Wortd s lorg ess FAICUTIVE Opnices Meomutocturers of Undergro und Rock boodsn, AND” Factonus 9 Mochines... are welcome in the land and at this large of tequila and tamales In this operation, (one acting...Hydroseal Slurry handle the tailings Pumps at an of a large dam shown zine in concentration right... foreground, average rate of from 760 to 1025 G.PLM.. the percentage of solids by weight being from |
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| July 2017 14 THE IMPORTANCE OF PROVENANCE 10 Tracing the history of a world-class bournonite. By Bob...Ouachita Mountains. By Tim Miller 34 THE TALE OF A TOURIST MINE A new life for Colorado’s Last Chance. 34...EMERY 60 Lapidary materials from the Greek island of Naxos. By Helen Serras-Herman Regular Columns Field...Field Notes .......................... 6 Lapidary of the Month ....8 Bench Tips ........................Beckett Media, LLC. All rights reserved. Reproduction of any material from this issue in whole or in part |
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| This is a reproduction of a library book that was digitized by Google as part of an ongoing effort to preserve...ЗНА + INDEXEDY APR 80 $ THE BACCHUS PLANT OF THE HERCULES POWDER COMPANY - Illustrated . OU THESALT...LAKE 689388 W G E N I I V N E I R M ... MINING REVIEW Table of Contents , Page 24 Index To Advertisers...Smells. On 6 cent fuel we guarantee power at 34 of a cent per H. P. hour. Small and large H. P. units... 2 THE SALT LAKE MINING REVIEW , APRIL 15, 1915. Products of the Experience of 25 Years in Us ty |
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| until his warrant for the salary of such the return of the books, or of any is made, or three times...ekfkrkhck shall not be period than two weeks. Books of [Extract from the taken from the Library at any time...SAN FEANCISOO, SATURDAY, JANUARY Publishers. A of Pulley Turning Lathe. California Weather. The...Works Company's pulley turning lathe, a specimen of which can be eeen at Parke & Lacy's, in this city...special tool in and ma- chine shopd. This lathe of turning is designed solely for the purpose puUeye |
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| Earth-Science Outreach and Engagement The Nature of Communication | o) Springer | Digitized by...Engagement The Nature of Communication Q) Springer Editors Jeanette L. Drake College of Liberal Arts The...University of Findlay Findlay, OH, USA Gwynne S. Rife Education and Biology The University of Findlay Findlay...Findlay, OH, USA Yekaterina Y. Kontar Scenarios Network for Alaska and Arctic Planning (SNAP), International...Research Center (IARC) University of Alaska-Fairbanks Fairbanks, AK, USA Disclaimer: The facts and opinions |
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| This is a reproduction of a library book that was digitized by Google as part of an ongoing effort to preserve... University of Chicago Library GIVEN BY Beside the main lupin this Bank also treat: of Subject No....page – - TIEEDIEH - =\; - ENGINEERING | MINING JOURNAL WOLUME XVIII. --- JULY TO DECEMBER, 1874...INTIDE= TO VoI UNAIE =Mining in Iowa. . . . . . . . . . ... "Coal Mining in Italy......... | Coal...Coal a 4 37, 69, # c: Mining in the Wyoming Wal- 5 Draining Collieries. . . . . . . . . . . . . . . 275 |
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| This is the story of the people on that ship and of their descendants. The call of the wild, reimagined...Outback. Standard Symmetrical All-Wheel Drive + up to 33 MPG.* 8.7 inches of ground ® clearance. Hill Descent...Subaru Outback Onyx Edition XT shown has an MSRP of $36,740. FURTHER F E B R UA RY 2 0 2 0 C O N...V E R P R O O F A Broader View of Black Inventors The legacy of AfricanAmerican scientists should...N F O R D I I I ALSO • Why Locusts Swarm • Seeds of Survival? • Tough Tardigrades • The Stormchasers’ |
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| + 4, Mineral Fe # — of Australia and™ Papua New Guinea ...org/details/geologyofmineralOOO02unse Geology of the Mineral Deposits of Australia and Papua New Guinea The COVER...shows an aerial view of the remnant ovoid Pleistocene Luise Volcano on the east coast of Lihir Island, New...Papua New Guinea The Australasian Institute of Mining and Metallurgy MONOGRAPH 1.* Detrital Heavy Mineral...Geology of New Zealand 5.* Economic Geology of Australia Guinea — 1. Metals 6.* Economic Geology of Australia |
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| » * * lib R ARY I « A Hi*? ^&V«( Jg GIFT OF JOHN PHELPS TAYLOR P- A. 1858 •? f o*>» ^ee*...by THE CHANCELLOR, MASTERS AND SCHOLARS of the UNIVERSITY OF CAMBRIDGE A ll rights reserved THE ENCYCLOPAEDIA...ENCYCLOPAEDIA BRITANNICA A DICTIONARY OF ARTS, SCIENCES, LITERATURE AND GENERAL INFORMATION ELEVENTH...1911 32nd Street Copyright, in the United States of America, 1911 by The Encyclopaedia Britannica Company...INDIVIDUAL OF THE VOLUME SO SIGNED. f^ Monge, Gaspard Principal of New College, Hampstead. Member of the |
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| < ? | OLIVER-WENDELL-HOLMES & I LIBRARY GIFT OF JOHN PHELPS TAYLOR P. A. 1858 I i t THE...by THE CHANCELLOR, MASTERS AND SCHOLARS of the UNIVERSITY OF CAMBRIDGE All lights reserved THE ENCYCLOPAEDIA...ENCYCLOPAEDIA BRITANNICA A DICTIONARY OF ARTS, SCIENCES, LITERATURE AND GENERAL INFORMATION ELEVENTH...32nd Street 1911 Copyright, in the United States of America, 1911, by The Encyclopaedia Britannica Company...IDENTIFY INDIVIDUAL CONTRIBUTORS,1 WITH THE HEADINGS OF THE ARTICLES IN THIS VOLUME SO SIGNED. A. B. Ch |
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| Peter D. Ward Department of Geological Sciences and Thomas Burke Museum University of Washington Seattle,...247 Geological Society of America 1990 © l 990 The Geological Society of America, Inc. All rights...may be photocopied for the noncommercial purpose of scientific or educational advancement. Copyright...employees within the scope of their employment. Published by The Geological Society of America, Inc. 3300 Penrose...Boulder, Colorado 80301 Printed in U.S.A. GSA Books Science Editor Richard A. Hoppin Library of Congress |
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| The international journal of science / 3 December 2020 Time to give the ocean its due Fourteen nations...year sees the start of 12 crucial months for the planet — or at least a proportion of it. Important talks...talks on the future of food and agriculture, biodiversity and climate will all happen in 2021, a year later...the ocean and seas, 71% of Earth’s surface, have been under-represented at some of the world’s most influential...connectedness of this global ecosystem.) Part of the reason ocean policy is neglected is the lack of a high-level |
