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| Geology and Ore Deposits of the Boulder County Tungsten District Colorado GEOLOGICAL SURVEY PROFESSIONAL... Geology and Ore Deposits of the Boulder County Tungsten District Colorado By T. S. LOVERING and OGDEN TWETO...State of Colorado through the Colorado Geological Survey Board and the Colorado Metal Mining Fund UNITED...__________________________ Principal rocks of the district.________________________ Pre-Cambrian rocks__..._____ Age_ __________________________________ Boulder Creek granite and related rocks. ____ Distribution |
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| GEOLOGY MAY, 1941 OF THE TUNGSTEN COUNTY, T. No. 3 ORES OF BOULDER COLORADO. • S. LOVERING. ABSTRACT...zone of sericitic alteration encases the Boulder County ferberite veins, but gives way abruptlyto a...GeologicalSurvey Board and of the ColoradoMetal Mining Fund. 229 230 T. S. LOVERING. Quartz gangue...gangue ............................................ Tungsten ore ............................................easternedgeof the Front Range just west of Boulder,Colorado(Fig. x). The tungstendepositsextendin a Fro |
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| 2014 MINE LEADVILLE MINING DISTRICT, LAKE COUNTY, COLORADO T he Leadville mining district, whose...publications, is one of the most famous silver mining camps in the United States. For an in-depth study...study of the ore deposits and mineralogy of the district, the reader is referred to Emmons, Irving, and...and Shannon and Shannon (1985). The fortunes of mining made several individuals millionaires, mostly from...height of his career, made scandalous headlines in Colorado newspapers by divorcing his straight-laced wife |
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| volume is dedicated is four-fold: (1) To locate by mine, deposit, or community those mineralized areas of...Jefferson Co. Hematite BIRMINGHAM, Jefferson Co. Hematite CALERA, Shelby Co. Wavkllite CLAY COUNTY, Sec. 24...Crystalline TALLADEGA COUNTY Marble, (crystalline) VALLEY HEAD, DeKalb Co. Hematite VILLAGE SPRINGS, Blount...Blount Co. Hematite WOODS COPPER MINE, Cloaburne Co. Sphalerite ARIZONA COVEI.I.ITE I I COAL CITY,...Co. Hematite DUDLEYVILLE, Tallapoosa Co. Asbestos, with Corundum FORT PAYNE, DeKalb Co. Hematite FREDONIA |
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| — _ ; COLORADO GEM TRAILS AND MINERAL GUIDE ! ■ : ' BOOKS BY RICHARD M. PEARL Colorado Gem Trails...Trails and Mineral Guide Colorado Rocks, Minerals, Fossils America’s Mountain: Pikes Peak and the Pikes...Nature As Sculptor: A Geologic Interpretation of Colorado Scenery Guide to Geologic Literature Popular Gemology...Gemology Mineral Collectors Handbook Colorado Gem Trails The Art of Gem Cutting (With Dr. H. C. Dake)...Dake) * RICHARD M. PEARL ★ COLORADO GEM TRAILS AND MINERAL GUIDE ★ SKETCH MAPS BY MIGNON WARDELL PEARL |
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| MILEAGE L OGS. REVISED EDITION Revised Edition, COLORADO GEM TRAILS AND MINERAL GUIDE HICllAHD :--1. PEARL...an extensive ¥em and mineral collecting tour 01 Colorado, revealing the interesting places where Nature...Swallow, Publisher) 2679 South York Street Denver, Colorado 80210 - , =· - ·, BOOKS BY RICHARD M. PEARL...PEARL Exploring Rocks, Minerals, Fossils in Colorado America's Mountain: Pikes Peak and the Pikes Peak...Atlas of Colorado American Gem Trails Nature As Sculptor: A Geologic Interpretation of Colorado . Scenery |
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| brassy-yellow grains of pyrite. COLORADO — O. A. Reese, 806 E. Boulder St., Colorado Springs, Colo., sent in...the many quartz slabs we found. From Tellar County, Colorado." — on label. 30 PLEASE SEND THEM I N . ...an orange stilbite xled on dark smoky quartz. DISTRICT OF COLUMBIA — "This item is of interest mainly...Drive, Hyattsville, Md. GEORGIA — The Chandler iron mine is located about 8 miles west-southwest of Hawkinsville...limonite and hematite, is found in red, yellow, or ocherous clay. In the Chandler mine was found a large |
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| ...........................................59 Colorado ...............................................................548 Table of Maps Page Alabama County Map ...................................................................................4 Alaska County and Stream Map ..................................Co. Mining Districts ............................................................22 Arizona County Map.........................23 Arizona – Cochise Co. Mining Districts .................................... |
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| ...........................................47 Colorado ................................................rights, so remember you were told. If in doubt, a county map will tell you who the legal owner is. Good...gemmy qualities for cutting and polishing. AUTAUGA COUNTY PRATTVILLE, N. 6 mi., and just E of the Birmingham...were well known to prehistoric Indians.) BARBOUR COUNTY BAKER HILL, SE 1 mi. : 1 in a deep ravine, as a...deep red to variegated⎯ocher. BIBB COUNTY GENERAL AREA: c county gravel pits along the Cahaba R.⎯gemmy |
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| ...........................................47 Colorado ................................................rights, so remember you were told. If in doubt, a county map will tell you who the legal owner is. Good...gemmy qualities for cutting and polishing. AUTAUGA COUNTY PRATTVILLE, N. 6 mi., and just E of the Birmingham...were well known to prehistoric Indians.) BARBOUR COUNTY BAKER HILL, SE 1 mi. : 1 in a deep ravine, as a...deep red to variegated⎯ocher. BIBB COUNTY GENERAL AREA: c county gravel pits along the Cahaba R.⎯gemmy |
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| Minerals of Colorado: A 100- Year Record By EDWIN B. ECKEL GEOLOGICAL SURVEY BULLETIN 1 1 14 A...knowledge____________________________________ Future of Colorado mineralogy______________________________________...mineral localities and metallic mineral deposits of Colorado ________________________________ In pocket III...mineral localities and metallic mineral deposits of Colorado, has not been included in this reprint. Many of...especially Fischer and others, 1946). MINERALS OF COLORADO: A 100-YEAR RECORD By EDWIN B. EcKEL ABSTRACT |
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| ---------------------------------- 8-9 The Geology of the District of Columbia ---------------------10-11 -----...iron mines in the U. S., at Sterling Lake, Orange County, New York, are nQw closed, perhaps never to be...prevent the British ships from sail~g up. A new district for mercury in America, that shows much promise...about 61 miles from Tacoma. On Jan. 15th, the district made its 1st shipment of 70 flasks, each containing...value of the entire shipment $6,783. (Eng. and Mining Journal.) ' ( I I ROCKS AND MINERALS 3 The |
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| of Missouri. THE Notes on EARTH SCIENCE Colorado Minerals by Victor Shaw FOREWORD On this brief...brief paper dealing with minerals of Colorado, it perhaps is not necessary to devote much space to detailing...a northeast and southwest direction in central Colorado. Also it seems advisable to mention here the well...collectors. ORE MINERALS Speaking generally Colorado is one of our most richly mineralized states,...chrysocolla, and native copper - the chief types of tungsten ore: wolframite, huebernite, ferberite, and _ |
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| BULLETIN 71 Mineral Resources of Taos County, New Mexico by JOHN H. SCHILLING Description of mineral...INSTITUTE OF MINING & TECHNOLOGY CAMPUS STATION SOCORRO, NEW MEXICO NEW MEXICO INSTITUTE OF MINING 8c TECHNOLOGY................................... 11 HISTORY OF MINING ........................................................... 35 Spanish Main prospect ["Govenor's Mine"(?)] ....................................... 36............. 36 Questa Molybdenum [Moly, R and S] mine ............................................ 38 |
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| Series 30 Bibliography and Index of Colorado Geology, 1984-1989 Colorado Geological Survey Department of...Resources Denver, Colorado 1990 Information Series 30 Bibliography and Index of Colorado Geology, 1984-1989...Institute under contract to the Colorado Geological Survey Colorado Geological Survey Department of...of Natural Resources Denver, Colorado 1990 ii FOREWORD In recognition of the need to more effectively...published literature on the state's geology, the Colorado Geological Survey is pleased to release Information |
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| from Basel Cathedral: The Reliquary Cross and Dorothy Monstrance Henry A. Hänni, Benno Schubiger, Lore...the presence of nickel, molybdenum, lanthanum, tungsten, platinum, lead, or bismuth proves synthetic origin...gem’s origin rarely accompanies a stone from the mine, or follows a synthetic through the trade after...Surdez, 1994; Peretti et al., 1995) Nepal—Taplejung district (Harding and Scarratt, 1986; Smith et al., 1997)...show different characteristics: At the John Saul mine, “pure” red ruby coloration is common; at the Penny |
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| Geology and Ore Deposits of the Front Range Colorado By T. S. LO\'ERING and E. N. GODDARD GEOLOGICAL...cooperation with the Colorado State Geological Survey Board and the Colorado Metal Mining Fund ~ oopr is...__________________________________________ _ 1 Summary of mining districts---.---------------------Introduction..._ Quartz diorite and associated hornblendite_ Boulder Creek granite _________________ _ Pikes Peak granite...Pre-Cambrian deposits _________________________ _ Mine descriptions __________________________ _ 39 39 |
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| Journal of the National Speleological Society (Dorothy Reville, Editor, 124 Sanford Ave., Emerson, N ...community of Talucah near Vahlermoso Springs, in Morgan County, north Alabama. A large portion of this cave had...Morning Star zinc mine near the little village of Rush, Marion Co., Ark. CALIFORNIA—From a mine in Darwin, Inyo...letter from him he writes: "The Darwin, Calif., mine is lead and zinc, with occasional high grade silver...I took to be calcite colored with caledonite." COLORADO — Richard Schooner, P.O. Box 215, East Hampton |
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| GROSSULARITE: Berks County: Fritz Island, Dauphin County: Hummelstown. Delaware County: Leipers Quarry,... Lehigh County; Limeport. Philadelphia County: Cobbs Creek Valley. Wissahickon. ALMANDITE: Bucks County:... Mt. Misery, Newportville and Trevose. Chester County: Avondatel, Corundum Hill (Newlin), Craig's Farm... not unlike polyadelphite was often seen in a boulder near Chester Springs. It no longer exists as a...trying to extract this huge garnet. The hole in the boulder can still be seen. GARNETS to walk on: Opposite |
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| read Vonsen. p. 46. T'nder anatase, San Benito County, add, at end of sentence, 136. They do Louderhack...30 E... M.n., read p. 89." Under cerussite. Inyo County (1) for sec. U,. T. sec. IJ,, T. 6 S., R. 30 E...erytlirite. add Tuolumne County: erijthrite 189. arscnopyrite in the Josephine mine, Logan (16), p. p. 1...Lake County, Bradford oecurence sliould bo li.sted as 2. p. 210. !^^onazite, Itiverside County, reference... Fisher (1 ) p. 1 'i'/. p. 2M. Powellite, Kern County, 2, under Wiese and I'age, reference should read |
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| Dances, La gun a Pueblo, N. M. March 19-23—Maricopa County Fair, Mesa, Arizona, March 21-23—Dons Club Bus...LOST MINE FORECAST SERVICE HISTORY CONTEST EXPERIENCE CONTEST NATURE LETTERS CLOSE-UPS NEWS MINING LAPIDARY...Shorty of Death Valley 16 Papuan's Lost Placer Mine By DOROTHY ROBERTSON 17 Southwest river runof! predictions...—right on the surface," he said, handcountry. A clay mine near the end of the ing me the specimen. "It's not...wellfully devoting his time and energy as Actually the mine was a tufa work- packed trail paralleling the main |
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| camping and hiking trip to Eagle Mountains of the Colorado desert. Overnight camp at Cottonwood Springs,...Smith Trek . . 18 MINES Current news of desert mining 20 INDIANS Navajo Justice By SANDY HASSELL ...Arizona. The route took us past the old Fortuna mine in the lower end of the Gila range. Fortuna was...apples. Apples never have tasted so good. I sliced mine thin and kept a small piece in my mouth as long...together many times in the canyons of California's Colorado desert. He spends nearly all his weekends on such |
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| MINES AND MINERALS OF THE GREAT AMERICAN RIFT (COLORADO-NEW MEXICO) Sine —_—< ¢ te om At _SHT 40...MINES AND MINERALS OF THE GREAT AMERICAN RIFT (COLORADO-NEW MEXICO) Richard Walker Holmes and Marrianna...Mines and minerals of the Great American Rift (Colorado-New Mexico). Bibliography: p. Includes index...index. 1. Mines and mineral resources—Colorado. 2. Mines and mineral resources—New Mexico. I. Kennedy, Marrianna...enter must be obtained to prevent trespass. Old mine workings are dangerous and entering underground |
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| Sparks' hand feeding "Baby Deer" at the State of Texas Mine, in Moctezuma Canyon Mineral Village (26 Miles West...THE CALIFORNIA FEDERATION ANDv1/ews PL.ACER COUNTY, CALI" MINERALOGICAL SOCIETIES, INC. M. Leonardi... President Jack Streetor. Vice-President Mrs. Dorothy Craig, 4139 So. Van Ness, Los Angeles, Secretary...and that such list be mailed to our Secre tary, Dorothy Craig, 4139 South Van Ness, Los Angeles, 37. Slides...EMPIRE SOCIETY JOINS FEDERATION SANTA ROSA- Sonoma County Miner al Society decided that it did not like |
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| ll'ltmdachrosrte from lhe Sweet Home M ne In Colorado, USA • ❖ ❖ a cogwt,col boumonlto from Herodsroot...the slderite box epfmorph from lho Virtuous lady mine. Devon I am in the proces.s of reading Mick Cooper's...Bulgaria in 2006 , from the depths of the Druzbha mine near Madan. Also collected from Bulgaria, but from...as cassiterite, were included from the Hemerdon Mine in Devon. Overall this made up a display of 14 specimens... getting deeper into a mine first of all relies on getting access to the mine, many of which are now |
