 | | Book | | district of Michigan 33 35 35 Copper mining on Isle Eoyal and elsewhere Marquette iron district Menominee...39 iron district Crystal Falls, Florence, and Iron River Gogebic iron district Vermilion iron district...Mesabi iron district Accounts of the district before Opening and development Cuyuna 37 39 iron districts...42 44 iron district Baraboo iron district Less important developments 45 ., 45 Clinton iron ores...ores of Dodge County, Wis 45 Paleozoic iron ores in western Wisconsin Iron ores of the north .''hore of |  | | Report (volume) | | Bibliography of Iron Ore Resources of the World (To January 1955) GEOLOGIC.AL SURVEY BULLETIN 1019-Ā·D...1019-Ā·D Bibliography of Iron Ore Resources of the World (To January 1955)By GWENDOLYN W. LUTTRELL CONTRIBUTIONS...BIBLIOGRAPHY .OF MINERAL RESOURCES BIBLIOGRAPHY OF IRON ORE RESOURCES OF THE WORLD (TO JANUARY 1955) By...references to much of the important literature on iron ore deposits of the world. Abstracts of reports...Ark. Geol. Survey County Min. Rept.; Ann. Rept. -Arkansas Geological Survey, County Mining Report; Annual |  | | Journal (article/letter/editorial) | | Lode Houghton County, Michigan TOM ROSEMEYER 57647 Caledonia Street Calumet, Michigan 49913 datolite@charter...amygdaloidal lode in Houghton County, Michigan. These unusual agates, which range in size from 1 to 4 cm across...the amygdule. The agate was recovered from the ājackpot boulderā that was discovered and broken up by Chad...Tom Rosemeyer, a native of Upper Michigan, is a graduate of Michigan Technological University. He now...into Lake Superior at the western end of Upper Michigan, is located along the arch-shaped Middle Proterozoic |  | | Report (volume) | | Bulletin 945-C BERYLLIUM AND TUNGSTEN DEPOSITS OF THE IRON MOUNTAIN DISTRICT SIERRA AND SOCORRO COUNTIES NEW........................ Iron-poor silicate rocks........................... Iron-rich silicate rocks: tactites.................................. 64 Jackpot Jo. 1 and Jackpot Extension areas.............. North End... Figure 9. 10. IV Page Mining claims in the Iron Mountain district, Sierra and Socorro Counties,...the Iron Mountain district. Sierra and Socorro Counties, N. Mex.... In pocket Geologic map of Iron Mountain |  | | Report (volume) | | the Browns Canyon Wilderness Study Area, Chaffee County, Colorado U.S. GEOLOGICAL SURVEY BULLETIN 1716-C...the Browns Canyon Wilderness Study Area, Chaffee County, Colorado By Anne M. Leibold, Ronald G. Worl, and...the Browns Canyon Wilderness Study Area, Chaffee County, Colorado. (Mineral resources of wilderness study...Canyon (CO-050-002) Wilderness Study Area, Chaffee County, Colorado. RESOURCE/RESERVE CLASSIFICATION IDENTIFIED...SUBECONOMIC UNDISCOVERED RESOURCES Probability Range '(or)' Speculative Hypothetical + Major elements |  | | Journal (article/letter/editorial) | | Sedalia, Turret, Independence, and Ace High and Jackpot deposits by Boardman (1971), and in the Sedalia...Cinderella deposit, 3: Sedalia deposit, 4: Ace High ā Jackpot deposit, 5: Independence deposit, 6: Betty (Lone...amounts of zincian spinel, magnetite, ilmenite, hematite, and rutile. Molybdenite and scheelite are locally...nodular sillimanite rocks, calc-silicate rocks, iron formation, quartz garnetite, and rocks consisting...here [Bon Ton, Cinderella, Sedalia, Ace High ā Jackpot, Independence, Betty (Lone Chimney), Green Mountain |  | | Journal (article/letter/editorial) | | H. JAHNS. ABSTRACT. The beryllium depositsat Iron Mountain, near the northern end of the Sierra Cuchilloin...d-likemasses is common. Bodiesof "ribbon rock" range in size from inchthick lensesto large massesamountingto..."ribbon rock" tactites can be traced through a range of falling temperaturefrom a stage ā¢ Publishedwith...RICHARD H. JAHNS. characterized by depositionfrom iron-rich vaporsto a stagein whichhydrothermalsolutionswere..., THā¢ remarkablepyrometasomatic depositsin.the Iron Mountain district, New Mexico, have from time to |  | | Journal (article/letter/editorial) | | Geology Adrian College 110 S. Madison Street Adrian, Michigan 49221 slhanson@adrian.edu Spherulites AND ...solidification of a volcanic rock. Vesicles can form in a range of volcanic rock compositions from rhyolite to basalt...crystals from the Thomas Range, Utah (fig. 8), the pseudobrookite, hematite, and cassiterite crystals...on rhyolite from Maynardās claim, Thomas Range, Juab County, Utah; largest crystal 3.1 cm. Martin Zinn...controversial. Figure 10. This thunder egg from near Jackpot, Nevada, formed as a lithophysal cavity became |  | | Journal (article/letter/editorial) | | British Columbia have nearsurface Zn- and Pb-bearing iron oxide-rich gossans. The gossans formed when carbonate-hosted...School of Mines, 1500 Illinois St., Golden, CO 80401, USA wallrock replacement deposits. The direct replacement...open-space fillings. They consist predominantly of hematite, goethite, hemimorphite [Zn 4 Si 2 O 7 (OH) 2...mainly of hemimorphite with local occurrences of iron oxides, hopeite [Zn 3 (PO 4 ) 2 Ā·4H 2 O] and tarbuttite...highly mobile Zn, less mobile Pb and left behind the iron oxides, precipitating Zn and Pb silicates within |  | | Journal (article/letter/editorial) | | array of other minerals, as evidenced by this county-by-county description of localities. A R K A N S A...reported but is considered questionable. *The Michigan index was published in volume 58, number 3; the...C A L H O U N 1-SftADLEvi -J PYRITE PHOSPHATES (IRON, BARIUM, Al) iā GALENA MILLER < > JCOLUMS.A | I...counties where minerals have been found. Baxter County Michigan Mine, 1 mile east of Buffalo River; fractured...W U L F E N I T E (Stroud et al., 1969). Benton County Rogers Limestone Quarry, near Rogers; calcite veins |  | | Journal (issue) | | State Street in downtown Carlsbad, Calif. (Outside USA send $2.00 for catā los) GEMS & MINERALS - 7 ...native copper and native silver from near Houghton, Michigan. From the author's collectlon. Photo by the author...very well crystallized as well as wire silver (Michigan). The one on the right Is a mass of solid silver...sides of silver (feather crystals) from Calumet, Michigan, measuring 3Ā¼x2 inches. From the collection of...botryoidal, reniform and stalactite forms. Its color is iron black to steel gray and the hardness is 5 to 7 on |  | | Journal (issue) | | facility of Keweenaw Gem & Gift in Dollar Bay, Michigan, loaded with two large masses of "float copper...southern Houghton County and the larger mass was recovered a few miles west of Calumet, Michigan. I don't have...Lake County, Colorado Bob Werner werner@lcturbonet.com The Climax Mine, located in Lake County, Colorado...about I 2,000 ft. elevation in Colorado's Mosquito Range. Senter collected samples of the yellow stained...Saturday on 2 May 2009 and spring time in the Michigan Copper Country where most of the winter snow had |  | | Report (issue) | | topography and ro cks in the west front of the Augusta Range, north of Wo nder. Looking northeast. ~Ā· ā¢ ā¢...center; and part of Victor Range in right. Looking s. 20Ā° w. 5 1629 Victor Range west of Wonder; Hercules...part of Stillwater Range in far background. Looking s. 60Ā° w. 6 1630 Victor Range west of Wonder; Hercules...Hercules Valley . in foreground; part of Stillwater Range in far background; Table Mountain and Job Peak in...Looking W. 80Ā°W. 7 1631 Hercules Valley; Victor Range, including Porphyry Peak with foothill rhyolite |  | Corriveau, L., Montreuil, J.-F., Potter, E. G. (2016) Alteration Facies Linkages Among Iron Oxide Copper-Gold, Iron Oxide-Apatite, and Affiliated Deposits in the Great Bear Magmatic Zone, Northwest Territories, Canada. Economic Geology, 111 (8) 2045-2072 doi:10.2113/econgeo.111.8.2045 | Journal (article/letter/editorial) | | 2045ā2072 Alteration Facies Linkages Among Iron Oxide Copper-Gold, Iron Oxide-Apatite, and Affiliated Deposits...upper crust plays a major role in the genesis of iron oxide-alkali alteration ore systems but fundamental...remain on genetic linkages among iron oxide copper-gold (IOCG), iron oxide-apatite (IOA), albitite-hosted...the depth to paleosurface, prograde evolution of iron oxide-alkali alteration facies, and mineralization...magnetite-bearing, calcic-iron alteration assemblages. In extreme cases, the discharge of calcium, iron, and specialized |  | | Book (volume) | | production of minerals, principally Gold, Silver, Copper, Iron, Lead, Manganese and Zinc, along with lesser amounts...beds, excavations, etc.ļ¾Selenite roses. BRULE COUNTY AREA: in the Oacoma zone of the Pierre Fm. On Elm...ļ¾gray Barite rosette up to 5 or 6 inches. CAMPBELL COUNTY MOUND CITY, W to the Missouri R., regional hillsides...gravels, etc.ļ¾petrified wood, wood opal. CORSON COUNTY LITTLE EAGLE: ļ 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 (article/letter/editorial) | | specimen material is found in the Harquahala Range in N / E Yuma County of S/W Arizona. Also enclosed are some...desert roses (beds of these are found all over Yuma County). I pick up only the well shaped specimens such...come from the Calico fossil beds of San Bernardino County, Calif." ā asks Charley Jones, 14232 Slover Ave...Cripple Creek, Teller County, they found some lustrous, black flakes of hematite with tiny brassyyellow...plates of lustrous, black hematite on brownish to white calcite. MICHIGAN ā "I am enclosing some pebbles |  | | Journal (issue) | | onto Tsumeb, Arizona, and the Upper Peninsula of Michigan as their favorites, the Itauz is my favorite among...cm in length and 1.3 to 2.4 cm in width - prices range from $600 to $1,000. Morphology One specimen illustrates...nature. Copper from the Keweenaw Peninsula of Michigan. and justifiably so, is the classic standard for...the World Famous Crestmore Quarry In Riverside County, California Outstanding Most are embedded rare...Mars, in an area where satellites had detected hematite, a mineral usually deposited from water-bearing |  | | Journal (article/letter/editorial) | | represented by numerous geothermal areas. The range of minerals found in mines, quarries, and prospect...sources dealing specifically with that subject. Three iron meteorite occurrences are included because they...Paao ama, Clark County. Walt Lombard0 specimen, Jeff Scovil photo. Churchill County Chalk Mountain District...Quartz, 14.2 cm across, Newbeny Mountains,Clark County. Steve Scott specimen, Jeff Scovil photo. Figure...Churchill County. Figure 2 (bottom). Wulfenite, 1.1 mm high, Chalk Mountain, Churchill County. Dan Behnke |  | | Journal (article/letter/editorial) | | pervasive alteration assemblage of chlorite-carbonate-hematite-epidote is developed throughout the Lake Cowal...elongate, euhedral, commonly glomerocrystic, and range from 1 to 7 mm in length. The ferromagnesian minerals...from 1 mm to greater than 1 m. The clasts show a range of morphologies from elongate splinters to irregular...euhedral, elongate plagioclase phenocrysts which range in size from 1 to 12 mm. The margins of this dyke...flow-aligned plagioclase phenocrysts in the size range 12-20 mm. These phenocrysts have rounded margins |  | | Journal (article/letter/editorial) | | Extension mine in Quartzsite is well known for its hematite crystals on clear quartz crystals. Recent exĀ...white-to-tan radial groups that stud the quartz and hematite and also occupy various nooks and crannies in...filled by the pyrophyllite. A fine dusting of hematite can stain the pyrophyllite red to orange. Maine...found the iron-rich outĀ crops with relative ease because of the material's disintegratĀ ing, iron-stained...associates ventured on a mining project and hit the jackpot, a result contrary to most mining experience. (The |  | | Journal (article/letter/editorial) | | years later, in May, 1965, Mr. James has hit the jackpot again! Records show that around the time While...albite, terminated crystal that may eventually and hematite, plus such rarities as bys- be identified as a...man to set foot on what we call The Presidential Range, people with courage and curiosity have sought the...half of the crystals were terminated. The sizes range from finger to the largest of 8x18 inches and 72...say that it is near the western part of Carroll County). Folding Darkroom For Prospecting Even In Brightest |  | | Journal (article/letter/editorial) | | road cut along old IN-37, near Harrodsburg, Monroe County, Indiana. Note the semispherical opening, lower...commercial geode mine at St. Francisville, Clark County, Missouri. This specimen appeared on the dust jacket...quartz geode, from a locality near Revere, Clark County, Missouri. Cincinnati Museum Center specimen (No...from Shefflerās geode mine, near Alexandria, Clark County, Missouri. Fred and Sue Keitel specimen, Terry...geodes are those with thin walls that typically range from 6 to 18 cm. Quartz is the dominant mineral |  | | Journal (issue) | | .. 483 W. E. Wilson The Total Wreck Mine, Pima County, Arizona ............ .. ........... ................. 507 L. Presmyk The Flux Mine, Santa Cruz County, Arizona ............................. ..........531 W. E. Wilson & M. Hay The Carlota Mine, Gila County, Arizona ............................. .. .. ....Jones Fluorite from the Oatman District, Mohave County, Arizona ............. .... ..... 569 M. Hay &...& D. Morris The Bagdad Mine, Yavapai County, Arizona ............. .................................. |  | | Report (issue) | | . . . . . . . . . . . . . . . . . . . . . . 1 County Listings. . . . . . . . . . . . . . . . . . . .... . . . . . . . 4 Mineral Localities Listed by County . . . . . . . . . . . . . . . . . . . . . . . .... . . . . . . . . . . . . . . . . . . 7 Beaver County . . . . . . . . . . . . . . . . . . . . . . . ... . . . . . . . . . . . . . . . . . 7 Box Elder County . . . . . . . . . . . . . . . . . . . . . . . .... . . . . . . . . . . . . . . . . . . 10 Cache County . . . . . . . . . . . . . . . . . . . . . . . |  | | Journal (article/letter/editorial) | | notable Arizona fluorite localities are noted by county in the table (Anthony et al. 1995). Arizona mines...mines containing noteworthy fluorite specimens. County Cochise Graham Greenlee La Paz Maricopa Mohave...Mine, Hardy Mine, and Skinner Lode, Oatman, Mohave County Some of the most attractive (and abundant) fluorite...northwest of Oatman along Silver Creek in Mohave County (Lausen 1931). Octahedra of bright limegreen to...rhodochrosite) from the Sunnyside mine, San Juan County, Colorado. The mines along Silver Creek, and indeed |
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