| | Journal (issue) | WASHINGTON November 3, 2007 9:00 am to 5:00 pm Clark County P. U. D. Building 1200 Fort Vancouver Way Vancouver...of Eugene, Oregon near the town of Trent in Lane County, Oregon, just southeast of Springfield/Eugene (Staples...Trent, Lane County, Oregon Fig. 5 Yellow orpiment needles in chalcedony, Trent, Lane County, Oregon Fig...realgar needles, Royal Reward mine, Green River, King County, Washington Fig. 6 Yellow orpiment coating red...covered with colorless chalcedony. Trent, Lane County, Oregon. Fig. 7 Hollow needles, formerly realgar | | Maria, Anton H., Denny, F. Brett, DiPietro, Joseph A., Howard, Kevin F., King, Maxwell D. (2019) Geochemistry and Sr-Nd isotopic compositions of Permian ultramafic lamprophyres in the Reelfoot Rift – Rough Creek Graben, southern Illinois and northwestern Kentucky. Lithos, 340. 191-208 doi:10.1016/j.lithos.2019.05.007 | Journal (article/letter/editorial) | the Reelfoot Rift – Rough Creek Graben, southern Illinois and northwestern Kentucky Anton H. Maria, F....the Reelfoot Rift – Rough Creek Graben, southern Illinois and northwestern Kentucky, LITHOS, https://doi...the Reelfoot Rift – Rough Creek Graben, southern Illinois and northwestern Kentucky IP T Anton H. Maria1... IN 2 Illinois State Geological Survey, Prairie Research Institute, University of Illinois, Champaign...Permian dikes, sills, and diatremes in southern Illinois and northwestern Kentucky (the Omaha, Wildcat | | | Journal (article/letter/editorial) | Indian Queen mine ca. 1905 at Farlin, Beaverhead County. 208 ROCKS & MINERALS Downloaded by [University...mines at Butte in Silver Bow County and the Black Pine mine in Granite County have produced many fine crystal...Beaverhead County, the pegmatites of Jefferson County, and the Snowbird mine in Mineral County continue...Highlands Centennial Nugget in 1989 in Silver Bow County. The seventh largest gold nugget found in Montana;...should be sent to the author. LOCATIONS BY COUNTY Beaverhead County Anderson deposit, sec. 16, T. 12 S., R | | | Journal (article/letter/editorial) | Drurfilommon mine. Occurrencesnear Haystack Stock, Park County,were mentionedby Emmons(5). Pegmatitesassociated...none are zoned. In the JardineDistrict in Park County,Sea. ger (40) has describedsomewhat lessmetamorphosed...Bozemandepositis 12 miles S. 70ø W. of Bozemanin Gallatin Countyon a fiat, northeast-trendingnosethat is...hornblende-biotite gneissare interlayeredat the Gallatin deposit. In additionbiotite-muscovite schistand...minor sillimanire. From syenitepegmatitesat the Gallatin deposit,southwestof Bozeman, Montana. biotite | | | Journal (article/letter/editorial) | ECONOMIC SIGNIFICANCE SALEM, KENTUCKY--ITS ILLINOIS-KENTUCKY OF THE RELATION HUTSON TO FLUORSPAR...being worked at the Hutson mine in the Southern Illinois-Western Kentucky fluorspar district. A lode-fissurewith...structural and mineralogical his- tory of the Illinois-Kentucky fluorspardistrict. A 'six-foldsequence...leucoxene), hematite, andpyriteabout15percent.The phlogopite is typicallyshredded alongthe cleavages, is pleochroic...replacement by the calciticgroundmass. Most of the phlogopite shredsare about230 micronsor lessin length,the | | | Journal (article/letter/editorial) | subtetrahedra are generated by the breakdown of phlogopite, leucite, and monticellite. The relationships...the melilites, akermanite (Ak), and the micas, phlogopite (Ph). The conjugate phases connected with a tieline*...Larnite, Lc = Lcucite, Mo = Monticellite, Ph = Phlogopite, Qz = Quartz, Sa = Sanidine, and Wo = Wollastonite...feldspar, Mel = Melilite, Ol = Olivine, and Phi = Phlogopite. The joins, planes, and volumes (underlined)...Subtetrahedra of Fig. 2 resulting from reaction of phlogopite (Phi) and potassium feldspar (Kf) to olivine | | | Journal (article/letter/editorial) | Colorado (PP-A), a tan microcline sample from Eagle County, Colorado (EAG-M), and a biotite sample from Maria...to over 1.5 weight percent for Långban, Sweden phlogopite (LB-P). Furthermore, lead isotope ratios were...Libertad, Peru hutchinsonite and Lookout Pass, UT, USA parapierrotite). Sulfide samples show a bimodal distribution...(2018). Our most concentrated mica samples were phlogopite or muscovite samples, with much higher Mg concentrations...ε205Tlavg = +4.6 (n=2) (Figure 9). There is one phlogopite sample with a high ε205Tl value at +4.3, however | | | Report (volume) | DIRECTOR . THE FLUORSPAR DEPOSITS OF SOUTHERN ILLINOIS BY H. FOSTER BAIJST WASHINGTON GOVERNMENT PRINTING...-,.-...-..---..-.--.-.Scattered mines in Hardin County.......... ........................ General statement.... ....--..-.-....-.... Scattered mines in Pope County.................................. General relations...------.-,..--------..-......--.. Mines in Saline County .....-..--....-...-.--....-.---.........--General...PLATE I. General geologic map of the Kentucky-Illinois fluorspar district.. II. Geologic map of the Rosiclare | | | Report (issue) | Absaroka-Beartooth Study Area in the Custer and Gallatin National Forests, South-Central Montana compiled................................ 35 IV. Absaroka-Gallatin volcanic province .......................... 35...evaluation of the mineral resources of the Custer and Gallatin National Forests within the Absaroka-Beartooth...National Park in the southeastern parts of the Gallatin National Forest and the most westerly part of...is one of the intrusive centers in the Absaroka-Gallatin volcanic province (category IV below). III. | | | Book | in. ) high from Tourmaline Queen Mine, San Diego County, Pala, California. Back Cover: Azurite and Malachite...Mica group Muscovite KAli(Si3Al)O,o(OH,F)2 200 Phlogopite KMgi(Si,Al)O 10(F,OH)2 201 23 ~ 25-Carat Octahedral... ~ 29 Native Gold Sheet on Quartz El Dorado County; California 30 5 cm (2 In.) high Native Gold...across Native Copper in Calcite Hancock, Houghton County, Michigan 12 cm (4% in.) across 37 38 Native...46 12.8 cm (5 in.) across Marcasite Galena, Illinois 11. S lm (41/1 in.) across 47 Chalcopyrite | | Abersteiner, Adam, Kamenetsky, Vadim S., Graham Pearson, D., Kamenetsky, Maya, Goemann, Karsten, Ehrig, Kathy, Rodemann, Thomas (2018) Monticellite in group-I kimberlites: Implications for evolution of parental melts and post-emplacement CO2 degassing. Chemical Geology, 478. 76-88 doi:10.1016/j.chemgeo.2017.06.037 | Journal (article/letter/editorial) | phosphates, spinel, silicates (e.g. olivine, phlogopite) and sulphides. These melt inclusions probably...amounts of accessory components that include phlogopite, perovskite, spinel, monticellite, apatite and...of relative abundance) monticellite, calcite, phlogopite/kinoshitalite, brucite, spinel (Crspinel, MUM...(Figs. 1 and 3d – f; see section 4 for details). Phlogopite/kinoshitalite is complexly zoned and commonly...consisting of serpentine, calcite ± brucite ± phlogopite ± garnet which is in turn enclosed by a variably | | | Journal (issue) | documented specimen of hemimorphite from Hardin Co., Illinois. (Photo 1) A couple of specimens I had collected...fluorspar district. Reference Goldstein. A. 1997, The Illinois-Kentucky Fluorite District, The Mineralogical...library @ $195.00 plus $15 .00 Priority shipping (USA). We accept all major credit cards, PayPal, checks...the former Clear Creek mercury mine, San Benito County, California. The new mineral name is for Karin...from the Clear Creek claim, San Benito County, California, USA. Mineral. Mag., 68, 241-245. DELLA VENTURAITE | | | Journal (article/letter/editorial) | phenocryst combinations of olivine (Fo92_78), phlogopite (rich in Ti, Fe3 +, Ba or F), Al-Ti-(Fe3+)-salite...spinel and/or garnet-lherzolites, dunites, and phlogopite± amphibole-bearing peridotites. UML are readily...higher Ca, K, P; more abundant primary carbonate, phlogopite and amphibole; and by lack of groundmass olivine...serpentine Monticcllite Clinopyroxene Amphibok Phlogopite Garnet Apatite Zeolites, etc Oxides Glass, etc...Transitional to melilitite/nephelinite due to low [phlogopite + amphibole] contents Names given in the literature | | | Report (issue) | districtMap showing major structural features of the Illinois-Kentucky fluorspar districtGeneralized fault map...Kentucky fluorspar district is part of the larger Illinois-Kentucky fluorspar district, the largest producer...Princeton, KY 42446. 'Present address: Eastern Illinois University, Department of Geography-Geology, Charleston...district (fig. 1) is a part of the larger southern Illinois-western Kentucky fluorspar district. Except for...cryptovolcanic Hicks Dome and associated breccia in Illinois (Baxter and Desborough, 1965; Baxter and others | | | Report (issue) | Deposits in the Midcontinent Region Rosiclare, Illinois to Ironton and Viburnum, Missouri June 30-July...United States of America Leaders: James W. Baxter Illinois Dept. of Energy and Natural Resources State Geological...MO 65401 Associate Leaders: James C. Bradbury Illinois Dept. of Energy and Natural Resources State Geological...Missouri. lIllinois State Geological Survey, Urbana, Illinois. 2Missouri Geological Survey, Rolla, Missouri...The Ozark dome in south central Missouri and the Illinois basin are the major structures in the field trip | | | Report (issue) | 38 Intmsive rocks_._______--_-__---____---_-_39 Gallatin River laccolith_________________ 39 Other intrusions...tonguelike earthflow along the east valley wall of the Gallatin River__________________ 61 Photograph showing...WITKIND ABSTRACT The Tepee Creek quadrangle, in Gallatin County, Mont, and Yellowstone National Park, Wyo.... and a large semiconcordant mass known as the Gallatin River laccolith or are buried by such extrusive...north of the quadrangle along the roof of the Gallatin River laccolith. INTRODUCTION The Tepee Creek | | | Journal (issue) | the World's Fair in Paris about 40 years ago. Phlogopite was abundant but not very good. I found Hornblende...the diabase. Along Rose River, at Syria, Madison County, Va., the writer picked up some very fine, large...Placer County, Calif., and also for developing a property 9 miles from Glenrock, Converse County, Wyo....longer operates the anthophyllite eposit in Gallatin County, Mont., but a new company, the Montana Asbestos...at Field Museum of Natural H istory, Chicago, Illinois. The animal is one of some twenty-five specimens | | | Journal (issue) | Los Angeles County Museum Acquires Outstanding Micromount Collection Tony Nikischer tony@excaliburmineral...year, the Natural History Museum of Los Angeles County acquired the remarkable combined micromount collections...rattlesnakes only kill nine people per year in the USA, which has a population 4,000 times that of Amami...within a very wild and mountainous area of King County and this area has several other breccias which...library @ $195.00 plus $15.00 Priority shipping (USA). We accept all major credit cards, Pay Pal, checks | | | Report (volume) | ............................... 105 107 115 Illinois.................................................Atlanta. Idaho______.Mr. Robert N. Bell, Boise. Illinois-_____.Mr. F. W. DeWolf, Urbana. USEFUL MINERALS...See Bauxite and Halloysite. Asbestos. Tallapoosa County, with corundum deposits near Dudleyville; not found...commercial quantity or quality. Asphalt. Colbert County, small quantity has been shipped from near Leighton;...following localities : Bibb County, Pratts Ferry; Calhoun County, near Tampa; Clay County, T. 20 S., R. 7 E.; | | | Report (volume) | Georgia..........Dr. S. W. McCallie, Atlanta. Illinois...........Mr. F. W. DeWolf, Urbana. Indiana.....See Bauxite and Hallpysite. Asbestos. Tallapoosa County, with corundum deposits near Dudleyville; not found...commercial quantity or quality. Asphalt. Colbert County, small quantity has been shipped from near Leighton;...following localities: Bibb County, Pratts Ferry; Calhoun County, near Tampa; Clay County, T. 20, Pv. 7 E.; Jefferson...Jefferson County, at Elyton; Lee County, at Chewacla lime works; St. Clair County, at Gfeensport; Shelby | | | Report (volume) | II. Outcrop of peridotite at Buck Creek, Clay County, N. C........ III. A, Corundum in chlorite at Corundum...Carolina; B, Corundum in gneiss, Muskrat Fork, Clay County, N. C... J... IV. A, Bed of ruby-bearing gravel...VIII. Sapphire crystals from Yogo Gulch, Fergus County, Mont...... I.. General view of the peridotite...peridotite and the gneiss at Corundum Hill, Macon County, N. C......___..__.__......_._......,.... XI. Upper...cut on interior vein at the Mincey mine, Macon County, N. C. XIII. A, General view of the Buck Creek | | | Book (volume) | Illinois ILLINOIS Known as the Prairie State, Illinois exhibits a length of 378 miles and a width of...above sea level. Though well endowed with fossils, Illinois has little to offer gem and mineral collectors...in the Lead-Zinc mining dists. of northwestern Illinois, the glacial drift of the Late Pleistocene Wisconsin...the famed Coal Measures so often mentioned in Illinois geology. These measures constitute the Upper Carboniferous...600 to 800 feet thick in the north. ALEXANDER COUNTY FAYVILLE, area stream gravels⎯agate, jasper, rare | | | Book (volume) | Illinois ILLINOIS Known as the Prairie State, Illinois exhibits a length of 378 miles and a width of...above sea level. Though well endowed with fossils, Illinois has little to offer gem and mineral collectors...in the Lead-Zinc mining dists. of northwestern Illinois, the glacial drift of the Late Pleistocene Wisconsin...the famed Coal Measures so often mentioned in Illinois geology. These measures constitute the Upper Carboniferous...600 to 800 feet thick in the north. ALEXANDER COUNTY FAYVILLE, area stream gravels⎯agate, jasper, rare | | | Book (volume) | Dahlonega Co. and Rabum Co., and the McDuffie County Belt extending through portions of McDuffie, Warren...Sphalerite. BALDWIN COUNTY MILLEDGEVILLE, at state farmjasper. BANKS COUNTY COMMERCE, along Hwy. 59...along adjoining Co. linerock crystal. BARROW COUNTY WINDER, along rd. to Jefferson and 1½ mi. inside...Guide for Rock Hounds in the United States BARTOW COUNTY AREA, Saltpeter Cave, as floatjasper. CARTERSVILLE:...agate, (banded, various colors), jasper. BIBB COUNTY MACON: at Holton Quarry, 7½ mi. NWagate; N | | | Journal (issue) | Cooper Nottingham, England Anthony R. Kampf L.A, County Mus. of Nat. Hist. Los Angeles, CA Steven R. Morehead...from the Minerva No. 1 mine, near Cave in Rock, Illinois. Marvin Rausch collection; Jeff Scovil photo....Boulevard Louisville, Kentucky 40242-3539 T he Illinois-K entucky flu o rite district has been fa m o...one specimen of fluorite labeled “Cave in Rock, Illinois.” Although sometimes used as a generic name for...and their particular geological backgrounds. The Illinois-Kentucky fluorite' district is one o f those rare |
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