 | | Report (volume) | | Ore Deposits Of the Lawson-DumontFall River District Clear Creek County Colorado By C. C. HAWLEY and...of the general geology and ore deposits of the district which forms the northwestern part of the important...Geologic map and section of the Lawson-Dumont-Fall River district, Clear County, Colo. 2. ~ap showing major...major faults (veins) of the Lawson-DumontFall River district projected to a horizontal plane having an elevation...89 CONTENTS PLATE 3. Map of the Lawson-Dumont-Fall River district, showing location of mines and distribution |  | | Journal (issue) | | BUTTE, MONTANA Butte, Montana Minerals, Mines and History The Mineralogical Record Volume 33 • Number...cluster, 3 cm across, From the Leonard mine, Butte, Montana. Frederick H. Pough collection; Jeff Scovil photo...on canvas, painted to illustrate “The Story of Montana: The Treasure of Butte Hill and Development of...volume 33, January–February, 2002 Contents Butte, Montana: Minerals, Mines and History By Robert E. Jenkins...Jenkins & Jerry A. Lorengo Ed McDole: “Montana Mineral King” By Richard A. Bideaux What’s new in minerals: |  | | Report (volume) | | Geology of the Idaho Springs District Clear Creek and Gilpin Counties, Colorado GEOLOGICAL (=) I o 00...of the Idaho Springs District Clear Creek and -i ;i ?i Gilpin Counties, Colorado By ROBERT H. MOENCH and...____ Mines and prospects in the Idaho Springs district ________________ Previous studies.___________...pocket] PLATE 1. Map of the Idaho Springs district, Colorado, showing location of mines and distribution...geologic map and sections of the Idaho Springs district. 3. Geologic section along the Big Five tunnel |  | | Report (volume) | | Arizona__________________________ 208 Note on the Bisbee district, Arizona, by F. L. Ransome_ 209 Globe and Miami...Mexico____________________ 22J Burro Mountain district, New Mexico_____________ 222 , Cananea, Mexico...__ 233 Shasta County, California______ _ __ 234 Snowstorm lode, Coeur d'Alene district, Idaho__ _ 235...235 Encampment district, Wyoming_____________;___ 236 Ducktown, Tennessee______________________ Gossan...Queen of Bronze mine, Oregon_________ Boundary district, British Columbia : ___ 241 241 Vancouver, |  | | Journal (article/letter/editorial) | | pohwatp@si.edu ENARGITE Longfellow Mine, Red Mountain District, San Juan County, Colorado Are all things...group is the subject of this column—enargite. The name enargite is derived from the Greek έναργ ής...(001). Enargite also occurs in granular or massive habits. One of the characteristics of enargite crystals...are the striations along prism faces. Although enargite has perfect {110} cleavage, it also has distinct...indistinct cleavage. Twinning is common on {320}, and enargite may occur as interpenetrating trillings having |  | | Book (volume) | | ...........................................59 Colorado ..........................................................................................258 Montana ................................................................548 Table of Maps Page Alabama County Map ...................................................................................4 Alaska County and Stream Map ..................................Co. Mining Districts ............................................................22 Arizona County Map |  | | Report (issue) | | 1 COUNTY REPORT HYSICAL >ci 8 PHYSICAL •CI. .Lib. IES TN 24 C3 1ERAL RESOURCES OF A34 1 IPINE...IPINE COUNTY, CA! IA -*ci?2®^?^a£~Vfes^A^Gw^i I ver Mou nta i nV-*- Digitized by the Internet...lark MINES AND MINERAL RESOURCES OF ALPINE COUNTY, CALIFORNIA by WILLIAM B.CLARK With sections...the Zaca gold-silver mine and the Leviathan COUNTY REPORT sulfur mine by James R. Evans 8 1977...2 i DOCS. -US Frontispiece. Typical Alpine County scenery. View looking southeast across Twin Lakes |  | | Report (volume) | | .................................... Review of mining districts...................................................................... Burro Mountain district, N. Mex.........................................187 189 191 192 193 194 6 CONTENTS. Review of mining districts Continued. Nacozari, Mexico.......................... Snowstorm lode, Cceur d'Alene district, Idaho........................... Copperopolis..................................... Encampment district, Wyo......................................... |  | | Report (volume) | | important were those in the Central City district, Colorado, from which about 300 tons of high-grade...Utah; the Schwartzwalder (Ralston Creek) and Los Ochos mines, Colorado; the Early Day and Buckhorn claims...Daybreak mines, Washington; the W. Wilson mine, Montana; the White King mine, Oregon; the deposits in the...GEOLOGY area, Montana and Wyoming, and the deposits in the Dripping Spring quartzite, Gila County, Ariz. According...in Saxony; the Beaverlodge district, Canada; the Cornwall district, England; the Guarda and adjacent districts |  | | Journal (issue) | | articles of interest to mineralogists, collectors. and mining historians. Contributions or suggestions for articles...MINE AND QUARRY Stephen Moreton • John Lawson • Robert Lawson 43 fh.: views and opinions expressed in...tantalising pieces of evidence that the mines in that district produced fine crystalline specimens. Fieldwork... OBITUARY MAxWIRTH ( 1919-2008) in Wallasey, England on 23rd September 1919 but gre,v up in Switzerland...grand-daughter Rachd, presently studying in the USA. MaxWirthat homein Bownessin 2001. PhotoRoyStarkey |  | | Book (volume) | | in elev. From 1,000’ on the eastern border with Montana and Iowa to 3,500’ along the western boundary with...beds, excavations, etc.Selenite roses. BRULE COUNTY AREA: in the Oacoma zone of the Pierre Fm. On Elm...gray Barite rosette up to 5 or 6 inches. CAMPBELL COUNTY MOUND CITY, W to the Missouri R., regional hillsides...gravels, etc.petrified wood, wood opal. CORSON COUNTY LITTLE EAGLE: area ridges, slopes, stream beds...Guide for Rock Hounds in the United States CUSTER COUNTY AREA: The November Mine, 1.2 mi. SE of the Needles |  | | Journal (issue) | | Julius Weber Mamaroneck, New York COLORADO ISSUE #2 Articles Colorado locality index.............................. 323 by B. L. Muntyan What’s new in Colorado minerals? ......................................339 by M. I. Jacobson The San Juan Mountains of Colorado ..................................349 by J. A...10 cm tall, from the Yucca Hill claim, Park County, Colorado. Richard A. Kosnar specimen; photo by John...Van Hee Deuzeldlaan 16-bus 1 B -2120 Schoten England: Roger S. Harker 2 Wellsic Lane, Rothley Leicestershire |  | | Journal (issue) | | ................... MINERALS OF THE BlJ'I"I E DISTRICT. By Peter A. S111ith ..... .... A MINERAL TRIP............................................ NEW ENGLAND NOTES. Conducted by Rudolf C. B. Ba,.tsch .......grained aplitic type although the relation is not clear in the tunnel. Where the aplite is adjacent to schist...Northern Illinois Coal Corporation in the Maz?n Creek Basin. At a large sign bean~g that inscription,...ROCKS AND MINERALS MINERALS OF THE BUTTE DISTRICT, MONTANA By PETER A. SM 1TH Placer gold was discovered |  | | Catalog/List | | STIU Is that we have too much stock and need to clear it out at discount prices to our customers. Take...crystals and groups of crystal& in matrix mounted in clear plastic perky boxes: $3.00 each BROWN DOG-TOOTHED...specimens of near total calcite twinning • The cofor Is clear to dark brown, and they are very showy {I took a...Inches In largest diameter of red-brown, tan and clear to white calcite crystal combinations with an enormout...ga~na strewn about and • real wealth of wonderful clear to smoky colorad termlnat11d ceruesltea with many |  | | Book (edition) | | common minerals and common metals important for mining. The common minerals form most of our rocks and...metals section are generally valuable, come from mining districts, and are usually either attractive or...professional papers and publications related to mining districts, fossil locales, and more. It has interactive...place Florissant Fossil Beds National Monument (Colorado)—noted for fossilized insects and plants John...the United States; other agencies, such as state, county, and wildlife agencies, also control minor lands |  | | Book (volume) | | ...........................................47 Colorado ..........................................................................................221 Montana .................................................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 |  | | Book (volume) | | ...........................................47 Colorado ..........................................................................................221 Montana .................................................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 |  | Collins, Donley S., Cobban, Robert R., Foord, Eugene E., Murphy, Jack A. (1989) Bibliography for update and revision of U.S.G.S. Bulletin 1114, Minerals of Colorado -- a 100 year record, by Edwin B. Eckel, Part A - Paper copy --Bibliography data file disks. Open-File Report Vol. 1989 (89-206) US Geological Survey doi:10.3133/ofr89206a | Report (issue) | | Survey Denver, Colorado Department of Geology, Denver Museum of Natural History Denver, Colorado NOTE FOR...revision of U.S.G.S. Bulletin 1114, Minerals of Colorado A 100 year record, by Edwin B. Eckel By Donley...Prepared in cooperation with Friends of Mineralogy - Colorado Chaptar, and the Denver Museum of Natural History...references dealing with the mineralogy of the state of Colorado. It is part of a more than 10 year effort to update...and revise U.S.G.S. Bulletin 1114, Minerals of Colorado: A 100 year record, by Edwin B. Eckel (1961). |  | | Journal (issue) | | Institution feature articles Mordenite at Wolf Creek Pass............................... 272 by Marvin...Marvin Hanner Additions to the Ore Mineralogy of Colorado..................................................by Donald Grybeck Crystallized Minerals of the Colorado Mineral Belt....................................Deepwood Crescent, Don Mills, Ontario M 3C1N8 England: Dr. R. S. Harker, 42 Oxford St., Leicester LE1...collector and dealer is be coming less and less clear. A few people m ake their living 100% through dealing |  | | Book | | 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...Limited Molly Millars Lane Wokingham, Berkshire, England Wei GEN Gey BP ih) GY EE ah Gp Sy eh Ry Library...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 |  | Sahlström, Fredrik, Chang, Zhaoshan, Arribas, Antonio, Dirks, Paul, Johnson, Craig A., Huizenga, Jan Marten, Corral, Isaac (2020) Reconstruction of an Early Permian, Sublacustrine Magmatic-Hydrothermal System: Mount Carlton Epithermal Au-Ag-Cu Deposit, Northeastern Australia. Economic Geology, 115 (1) 129-152 doi:10.5382/econgeo.4696 | Journal (article/letter/editorial) | | Geological Engineering, Colorado School of Mines, Golden, Colorado 80401, USA 4Faculty 5Department of...Paso, Texas 79968, USA 6U.S. 7Department Geological Survey, Denver, Colorado 80225, USA of Geology, University...initially had a high-sulfidation state, producing enargite-dominated ore with associated silicification of...Obiri-Yeboah, pers. commun., 2018; Evolution Mining, 2019). The mining operation at Mt. Carlton includes the...processed grade of 5.6 g/t Au in 2018 (Evolution Mining, 2019)— and the smaller A39 open pit in the southwest |  | Sahlström, Fredrik, Arribas, Antonio, Dirks, Paul, Corral, Isaac, Chang, Zhaoshan (2017) Mineralogical Distribution of Germanium, Gallium and Indium at the Mt Carlton High-Sulfidation Epithermal Deposit, NE Australia, and Comparison with Similar Deposits Worldwide. Minerals, 7 (11) 213 doi:10.3390/min7110213 | Journal (article/letter/editorial) | | (alunite), Stage 2A high-sulfidation enargite mineralization (enargite, argyrodite, sphalerite, pyrite, barite)...argyrodite (up to 6.95 wt % Ge) and Ge-bearing enargite (up to 2189 ppm Ge). Co-existing sphalerite has...In at Mt Carlton. Analyzed reference samples of enargite from seven similar deposits worldwide have average...gallium; indium; critical elements; LA-ICP-MS; enargite; sphalerite 1. Introduction Germanium (Ge), gallium...high-sulfidation state ore mineral assemblage dominated by enargite and pyrite [20,25,26]. Most HS deposits also contain |  | | Journal (issue) | | .............................. History of Peru Mining in Peru The Mineral Specimen Business C o l l e..................................... Quiruvilca district, Santiago de Chuco province, department of La.................................... Pasto Bueno district, Pallasca province, department of Ancash R a u............ Raura district, Cajatambo province, department of Lima Pachapaqui district, Bolognesi province...province, department of Ancash Huallanca district, Dos de mayo province, department of Huanuco Huanzala mine |  | | Report (volume) | | Director Published in the Central Region, Denver, Colorado Manuscript approved for publication June 17,1994...the Terrill Mountains Area, Holy Cross District, Churchill County, Nevada By Stephen G. Peters, Richard...epithermal mineralization in the Holy Cross mining district. This work permits an evaluation of the mineral...are compiled from numerous mineral deposits and mining districts and assembled into models that serve...according to location of individual domes. Redondo Creek Rhyolite and rhyolites from the older Valles domes |  | | Journal (article/letter/editorial) | | pegmatites including those near Georgetown, Sagadahoc County (King and Foord 1994); other occurrences include...Paris, and the Emmons quarry at Greenwood, Oxford County. Scorodite occurred in small, pale green masses...of Cobalt, Middlesex County; the Booth bismuth mine at Monroe, Fairfield County; and the arsenic mine...the west bank of the Naugatuck River, New Haven County, Connecticut (Schairer 1931; Januzzi 1976). It...mine, Merrimack County, and in the Parker Mountain pegmatite at Strafford, Strafford County, New Hampshire |
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