 | | Report (issue) | | PALEOZOIC ROCKS BENEATH THE IDARADO MINE, NORTHWEST SAN JUAN MOUNTAINS, COLORADO by James N. Mayor1 and...Paleozoic rocks for mineralization beneath the Idarado Mine. The holes are sited along the highly productive...intersection, economic mineralization at the Idarado mine essentially bottoms at the Tertiary unconformity...Calcareous rocks of the Hermosa, Molas, Leadville, Ouray and Elbert formations were metasomatized. Relatively...Formation, this includes rhodonite-epidote, epidote-diopside and epidote-actinolite types. The most extensive |  | | 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? ...................................... Famous mineral localities: the Home Sweet Home mine ..................................................339 by M. I. Jacobson The San Juan Mountains of Colorado ..................................349 by J. A...Martin Mineral collecting at the Sunnyside & Idarado m in e s ..................................... |  | | Journal (article/letter/editorial) | | Although Colorado may be most noted for rhodochrosite or amazonite, the many varieties and associations...a k e w o o d , Colorado 80225 DIANNE L. K I L E 333 S a l e m Street Aurora, Colorado 80011 C O L O...and J. A. Mur phy for an update to Minerals of Colorado: A 100-Year Record (Eckel, 1961). 374 ROCKS... Quartz was a familiar gemstone to many early Colorado residents, as documented by an extensive body...body of literature. The first published list of Colorado mineral localities (in cluding quartz) was included |  | | Journal (article/letter/editorial) | | andReplacement Deposits,Northwestern SanJuanMountains,Colorado J. THOMASNASH Abstract Base and preciousmetal...(Mayor and Fisher, 1972). The Colorado (Fig. 1). The greatestproductionhas Idarado and Camp Bird mines (Fig...Productionfrom theseveins Most samples are from the Idarado mine and were exceeds$300 million (Burbankand Luedke...detailedstudiesunder1448 FLUID INCLUSION way by the Idarado Mining Companyand Frederick S. Fisher, U.S. GeologicalSurvey...andcanyon about2,200 feet (670 m) thick in the mine area and cutting." dipsabout5øE. Lava flows,breccias |  | | 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...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 |  | | Journal (article/letter/editorial) | | Downloaded by [University of Colorado - Health Science Library] at 05:32 11 October 2014 PART 1 Downloaded...Downloaded by [University of Colorado - Health Science Library] at 05:32 11 October 2014 A Historical... Inc. 1441 West 46th Avenue, Suite 14 Denver, Colorado 80211 n 1875 Co\orado was still a territory awaiting...Soptemberl0ctob.r 2000 319 Downloaded by [University of Colorado - Health Science Library] at 05:32 11 October...This article deals with that portion of San Miguel County extending from north of Telluride beginning at |  | | Journal (article/letter/editorial) | | Two Point claim, Pikes Peak batholith, Teller County. The Collector’s Edge specimen, Jeff Scovil photo...Mail Stop 150, Box 25046 Federal Center Denver, Colorado 80225 pmodreski@usgs.gov C olorado is, of course...been written as guides to mineral collecting in Colorado. A classic, which went through three major editions...1951 version with a slightly different title), is Colorado Gem Trails and Mineral Guide, by Pearl (1951,...up-to-date guidebook to the state’s minerals is Colorado Rockhounding, by Voynick (1994). Other published |  | | Journal (issue) | | Marvin Hanner Additions to the Ore Mineralogy of Colorado.................................................by Donald Grybeck Crystallized Minerals of the Colorado Mineral Belt....................................erican locality has produced some of the finest diopside crystals ever found (Robinson, 1973). T he crys...achieved considerable fame, and the right to mine diopside was obtained that year by G eorge L. English...thereafter. In 1971 both the land and the right to mine diopside were purchased by the present owners, Schuyler |  | | Journal (article/letter/editorial) | | Museum of Nature and Science 2001 Colorado Boulevard Denver, Colorado 80205-5798 jmurphy @ dmns.org PETER...Survey MS 150, Box 25046 Federal Center Denver, Colorado 80225-0046 pmodresk @ usgs.gov Unless otherwise...to 2000) J oin us for a gemstone tour around Colorado! Our field trip takes us from east to west in...in the same way you may have toured through Colorado on a mineral collecting trip. This route, from the...gemstones are known to occur. We cannot discuss every Colorado gemstone occurrence; rather, this is a general |  | | Journal (article/letter/editorial) | | of COLORADO ED RAINES Geology Museum Colorado School of Mines 1310 Maple Street Golden, Colorado 80401...noted Figure 1. Camp Bird mine, level 2, Sneffels district, Ouray County. Raines-Pettem collection,...photographer unknown. B etween 1868 and 1922, Colorado produced almost 260 million pounds of copper....with another 50 million pounds mined in San Juan County (Henderson 1926). During the twentieth century...mined (Beaty, Landis, and Thompson 1990). Total Colorado production prior to 1958 reached 585 million pounds |  | | Journal (issue) | | Exhilarating New Arizona Find REGULAR COLUMNS 56 MINERAL COUNTY WANDERINGS Field Notes .............................18 Chance Encounter Creates Opportunity to Mine for Variscite By Helen Serras-Herman 20 CRYSTAL... www.PrescottGemMineral.org ROYAL PEACOCK OPAL MINE Dig your own Virgin Valley Fire Opals ALL YOU FIND...smaller specimens were discovered near Globe, Gila County, Arizona, during a careful search that lasted about...years. After earning a Ph.D. in geology at the Colorado School of Mines, Chris has lived and worked in |  | | Catalog/List | | 40. 41. 42. 43. NATIVE COPPER. Fowey Consols Mine, Tywardreath, Cornwall. Rich, dark. coppery, h3Ckly...attached. 2-t;-x2xl-!:-". £4.50. CoRNWALLITE. Phoenix Mine, Linkinhorne, Cornwall-. Rich, deep.green, slightly...C - As Specimen A - 2xlt". £1.25. CRoCOITE. Kapi Mine, Dundas, Tas~enio, ~ustralia. Choice, bright, orangev...specimen. 3x2-i;-". £16.50. CUPRITE. Marke Valley Mine, Linkinhorne, Cornwall. Bright, deep red, sharp...2i!-xl-t". £4.50; Specimen B - 2x1i!-". £2.75p. DIoPsIDE. Nordmark, wermland, Sweden. Select lust rous |  | | Catalog/List | | 00 each. AURICHALCITE - BISBEE: Southwest Mine, Cochise County, Bisbee, Arizona: Exceptional baby blue...$2.00 each AURICHALCITE - 79 MINE: 79 Mine, Banner District, Gila County, Arizona: Delicate radiating... AZURITE - MORENCI MINE Morenci Mine, Clifton-Morenci District, Greenlee County, Arizona: Excellent...limited supply. CALCITE - BISBEE: Southwest Mine, Cochise County, Bisbee, Arizona: AWESOME! Exquisite masses...2X2 inch specimens: $5.00 each CAMPYLITE: Dry Gill Mine, Cumberland, England; A unique and rare species |  | | Journal (article/letter/editorial) | | Agate (fluorescent green), Apache Creek, Catron County, New Mexico. Shortwave UV radiation; central cavity...(red); a block of ore from 1100 level, Sterling mine, Ogdensburg, New Jersey. Photographed under shortwave...Mail Stop 905, Box 25046, Federal Center Denver, Colorado 80225-0046 Photos by Peter J . Modreski F luorescent...CalcSilicate Locality near Genesee Park, Jefferson County, Colorado" and was coauthored with Dan E. Kile (September/...opal, and fluorapatite. The oxidized rock on many mine dumps will yield specimens of such minerals as hydrozincite |  | | Journal (issue) | | - - - - - - - - - - - Mineral Collections 1n Colorado A Supplement to The Mineralogical Record November-December..."Smithsonian packet," Smoky Hawk claim, Florissant, Colorado. Collected in 2008; Dorris Family collection;...certificates for mines in the Cripple Creek District, Colorado, in 1898 and 1901. Sponsorship: This special supplement...Collecting in Colorado The Collections: Mel & Pam Bersch Ryan Bowling Ralph Clark Colorado School of Mines...Thompson George Witters Martin Zinn III and Colorado in the :Mineralogical Record Supplement to The |  | | Journal (issue) | | R. Kampf Natural History Museum of Los Angeles County Arthur Roe Tucson, AZ Abraham Rosenzweig University...Behnke Famous mineral localities: the Corrego Frio mine and vicinity, Minas Gerais, Brazil ...............Person-other—Other persons such as miners, field assistants, mine managers, etc. Place —Used when a mineral is named...Czechoslovakia France Germany Japan Italy Mexico Namibia USSR USA Zaire Total Total number of species during 5-year...leached, ferruginous gossan. Stolzite from this mine was occasionally seen overlying or associated with |  | | Report (volume) | | Potential and Geology of the San Juan National Forest, Colorado Edited by Richard E. Van Loenen and Anthony B...potential and geology of the San Juan National Forest, Colorado I edited by Richard E. Van Loenen and Anthony...: I 19.3.2127 1. Mines and mineral resources--Colorado-San Juan National Forest. I. Van Loenen, Richard...of the San Juan National Forest and vicinity, Colorado Map showing geology and areas favorable for locatable...locatable minerals in the San Juan National Forest, Colorado Map showing geology and areas favorable for leasable |  | | Journal (issue) | | is largely enstatite (MgSiO,). A few grains of diopside (CaMgSiO 3) were detected, associated with the...by IR spectroscopy (e.g., enstatite, oliYine, diopside) are the same as those detected by x-ray and electron...pinkish masses of crystalline calcite from Brewster County, Texas. A 1934 article by C. L. Brock in Rocks...lhat identical ;aterial came from the Little 38 mine in the Terlingua mercury mining district miles west...information, it did keep the dumps of the little 38 mine from being plundered and specimens could still be |  | | Catalog/List | | £13.00 8. APATITE variety FRANCOLITE. Clitters Mine, Gunnislake, Cornwall. Rich crusts of minute sparkling...MALACHITE. 1tx1-tx1f", £5.5Op 16. 8ORNITE. Red-a-Ven Mine, Meldon, Devon. Rich purply tarnished masses associated...Specimen 8: 1tx1 -:r", £2.50p 17. 8OURNONITE. Julcani Mine, Junin Prov., Peru. Specimen A: Choice bright silvery-grey...crystals. 2tx1~", £6.5Op 18. CALCITE. Cammock eals Mine, weardale, Co. Durham. Specimen A: Select creamy-whit...size. ~x2tx1~-", £5.50p 19. CALCITE. Tynebottom Mine, Garrigill, Cumberland. Sharp lustrous creamy nail-head |  | | Catalog/List | | all times. JULY 1977 1. 2. AJOITE. New Cornel~a Mine, Ajo, Pima Co.; Arizona, U.S.A. Turquoise coloured...matrix. lMinE, Sticklepath, Devon. Specimen A - Sharp olive green...3tx2xlt". £:.3.00. 9. AXINITE. Belstone Consols Mine, Sticklepath, Devon. Lustrous, clove brown, sharp...attractive specimen. 3x3xl". £11.00. AZURITE. Ting-Tang Mine, Gwennap, Cornwall. Small bright blue crystals thickly...parallel growth. 4tx3t-xl". £14.00. BARYTES. Mowbray Mine, Frizington, Cumberland. Very fine, lustrous, translucent |  | | Journal (issue) | | on Amazonite 7.5 cm, from the Smoky Hawk claim, Colorado. Collected by the Dorris family; Tom Spann photo...Scovil photo. Vanadinite, 2.4 cm, from the Apache mine, Arizona. Collected by Evan Jones; Jeff Scovil photo...Miglioli photo. Fluorite, 7.4 cm, from the La Barre mine, France. Collected by Aubin Cosson; Niels Brouwer... from left: Caledonite, 1.1 cm, from the Reward mine, California. Collected by Jeff Lines; Ben DeCamp...Thrill of Discovery by Wendell Wilson Epilog: On Mine Safety UThe Field-CollectorsV Anthony J. Albini |  | | Book | | 193-256 137-208 129-192 209-264 193-256 [ [ COLORADO-Ill] 177-256 121-184 89-168 1-120 1-88 [ ...177-256 185-280 169-248 [ 425-528 337--400 COLORADO-II] 321--400 337--400 ARIZONA-Ill] 337--400...69-132 65-128 1-64 11 / 1980 20 I 1989 [ COLORADO-I] [ 289-352 385-448 [ AUSTRALlA] 353-504...On a spectacular find of crocoite in the Adelaide mine, Dundas, Tasmania (by A. H. Chapman) 3:111-113 ADOLFSSON...Iaria from the Howard-Montgomery quarry, Howard County, Maryland (by J. S. White) 25:53-54 AFGHANISTAN |  | | Report (issue) | | Eureka and Adjoining Districts San Juan Mountains, Colorado By WILBUR S. BURBANK and ROBERT G. LUEDKE GEOLOGICAL... PAPER 535 Prepared in cooperation with the Colorado State Mining Industrial Development Board A study...part of the Silverton cauldron and areas nearby in Ouray, San Juan, San Miguel, and Hinsdale Counties. 2...Eureka district and adjoining areas, San Juan, Ouray, and Hinsdale Counties, and explanation of the geologic...Forks, and Gladstone areas. 7. Map showing principal mine workings in the Eureka and adjoining districts. |  | | Journal (issue) | | Mandarino Famous mineral localities: the Ichinokawa mine, Japan ............. 229 ': Rotors w^c; ; 'v Tampa...Mineralogy of the Bandora mine, South Mineral Creek, San Juan County, Colorado .......................... Calcium arsenate minerals new to the Getchell mine, Nevada ..........................................Friends of Mineralogy 622 Gardenia Court, Golden, Colorado 80401, 303-279-7796 The Mineralogical Record...world’s best, were discovered in the Ichinokawa mine more than a hundred years ago. Though collected |  | | Journal (issue) | | Cooper Nottingham, England Anthony R. Kampf L.A. County Mus. of Nat. Hist. Los Angeles, CA Joseph A. Mandarino...tours for collectors are permitted by the friendly mine management, and visitors have even been allowed...the area and purchased the rights to the Verchniy mine. Operations to extract copper, lead and zinc began...observed that mineral formation at the Verchniy mine involved four phases: (1) the pre-ore skam phase...local usage. Because in the Russian language the mine name used must agree with the noun following it |
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