 | | Report (issue) | | University of Nebraska - Lincoln DigitalCommons@University of Nebraska - Lincoln Conservation and Survey...Gemstones of Nebraska: A Handbook for Students and Collectors Roger K. Pabian University of Nebraska - Lincoln...Lincoln, rpabian1@unl.edu Allan Cook University of Nebraska - Lincoln Follow this and additional works at:...K. and Cook, Allan, "Minerals and Gemstones of Nebraska: A Handbook for Students and Collectors" (1976)...Resources, School of at DigitalCommons@University of Nebraska - Lincoln. It has been accepted for inclusion |  | | Book (volume) | | Idaho, lowa, Kansas, Minnesota, Missouri, Montana, Nebraska, North Dakota, — ; Oregon, South Dakota, Washington...Idaho, Iowa, Kansas, Minnesota, Missouri, Montana, Nebraska, North Dakota, Oregon, South Dakota, Washington...Idaho, Iowa, Kansas, Minnesota, Missouri, Montana, Nebraska, North Dakota, Oregon, South Dakota, Washington...Idaho lowa Kansas Minnesota Missouri Montana Nebraska North Dakota Oregon South Dakota Washington ...volumes, through very precise directions and accurate county maps, to get you to the best and most accessible |  | | Journal (article/letter/editorial) | | examples from Yellowstone National Park, Wyoming, USA Sean A. Guidry *, Henry S. Chafetz Department of...Rm. 312, University Park, Houston, TX 77204-5007, USA Received 7 June 2001; accepted 29 March 2002 Abstract...springs; Siliceous sinter; Yellowstone; Microbes; Chalcedony 1. Introduction and significance Research into...spring systems is Yellowstone National Park, Wyoming, USA. Hot springs that precipitate amorphous hydrated...Fig. 1. Map of Yellowstone National Park, Wyoming, USA. Major areas of interest include the Norris Geyser |  | | Journal (issue) | | Stadler, Lane County, who co-sponsored the resolution with Rep. Gerald Detering, Linn County, tells how...me, 'rock') rolling was Harold M. Dunn, of Lane County. About three years ago he was a Federation Director...of State Representative Gerald Detering of Linn County, whose late brother had been a longtime ardent...developed; (4) the center or core consists of chalcedony or quartz, which may be banded or contain 196...hole at top [note Liesegong rings in chalcedony center], (D) chalcedony core of thunder egg weathered out |  | | Journal (article/letter/editorial) | | confirmation of my guess as to the rock I found in Marion County, Florida. "I say it's jasper, flint and agate....brown moss in dark gray chalcedony. A nice specimen. Many nice specimens of chalcedony have been found in...From Idaho wilderness area near Stanley in Blaine County, Idaho. Some of these come in very large xls."...that were found in the Warsaw formation, Hancock County, Illinois. These were found in geodes embedded...found are calcite, pyrite, marcasite, dolomite, chalcedony, goethite, kaolinite, ankerite, smoky quartz |  | | Journal (article/letter/editorial) | | Western Washington University, Bellingham, WA 98225, USA; mustoeg@wwu.edu; Tel.: +1-360-650-3582 Received:...mineralized with polymorphs of silica: opal-A, opal-C, chalcedony, and quartz. Less familiar are fossil woods preserved...that contains quartz-filled fractures (Washington, USA) to silicified wood that contains abundant copper...Western Washington University, Bellingham, Washington, USA. Specimen photos provided by other researchers are...running Genesis software (EDAX, Mahwah, New Jersey, USA) and X-ray diffraction patterns performed with a |  | Cammack, J.N., Spicuzza, M.J., Cavosie, A.J., Van Kranendonk, M.J., Hickman, A.H., Kozdon, R., Orland, I.J., Kitajima, K., Valley, J.W. (2018) SIMS microanalysis of the Strelley Pool Formation cherts and the implications for the secular-temporal oxygen-isotope trend of cherts. Precambrian Research, 304. 125-139 doi:10.1016/j.precamres.2017.11.005 | Journal (article/letter/editorial) | | Wisconsin, 1215 W. Dayton St., Madison, WI, 53706, USA (valley@geology.wisc.edu or cammack88@gmail.com)...Columbia University, 61 Route 9W, Palisades, NY 10964, USA. 5 Curtin University of Technology, GPO Box U1987...Madison, WI, 53706, USA. 7 Fort Lewis College, 1000 Rim Drive, Durango, CO, 81301, USA (jncammack@fortlewis...classified as: microquartz, 2 mesoquartz, chalcedony, megaquartz veins, and cavity megaquartz. SEM-CL...restricted range of δ18O, mostly from 16 to 19‰. Chalcedony pseudomorphs rhombic cavities and fractures, |  | | Journal (article/letter/editorial) | | across; Meshberger Stone, Inc. quarry, Bartholomew County. Richard Russell specimen and photo. Figure 2 (above...cm high; Rensselaer Stone C o . quarry, Jasper County. Vernon Swanson speci men; Richard Russell photo...outer layer of clay; a rind of crypto-crystalline chalcedony; and crystalline minerals projecting inward,...within the state. The localities are listed by county and, for convenience, the approximate dis tance...granted before entering the property! Allen County Bartholomew County May Stone and Sand quarry—Ardmore plant—southwest |  | | Journal (issue) | | 271 THE GEOLOGY OF SPRING MOUNTAIN IN MONTGOMERY COUNTY, PENN. By Rich1nond E. 1'1yers ..................Sienna is one of the rarest colors to be found in Chalcedony, and consequentlyooe of the most greatly prized...collectors has been drawn to the Mammoth area, Pinal County, in the sot1thern part of Arizona. ActualJy it...ROCKS AND MINERALS smoky, milky, aventurine) , Chalcedony, Cacholong, Ice, Hematite, Specularite, ~iagnetite...interest in something unrelated A Message From Mr. Brock to self. If this is being queer we must admit some |  | | Journal (article/letter/editorial) | | benaarepresentin a northwest-trending zoneranging chalcedony,and displayabundantinterlayercavities from 400...abuttingthe veinletsof dense,massive,porcelaneous chalcedony, thickestsinter.The sinteris devoidof fragmentaltexup... .. 1 500 . LEGEND Recent • Alluvium Chalcedony vein with calcite-replacement texture (subcrop...hosts foronepreviously exploited (MountCoolon;chalcedony-quartz Morton, 1935) and severalrecently discoveredepi-...(FellowsandHammond,1988). The limitedwidthsandlengthsof the chalcedony In fact, Wirralie was developedin broadly similar |  | | Book (volume) | | 600 to 800 feet thick in the north. ALEXANDER COUNTY FAYVILLE, area stream gravels⎯agate, jasper, rare...⎯agate, jasper; d RR siding of Clay⎯agate. CALHOUN COUNTY AREA, shores of the Mississippi R., in the Warsaw...botryoidal chalcedony, occasionally with pale Amethysts, or Quartz crystals). CRAWFORD COUNTY PALESTINE...deposits⎯Siderite. EDWARDS COUNTY AREA, T. 1 S, R. 10 E, regional deposits⎯Siderite. FULTON COUNTY FARMINGTON, W...mine⎯pyritized gastropods (Pennsylvanian age). GRUNDY COUNTY AREA: c Regional rd. and RR cuts and banks of Mason |  | | Book (volume) | | 600 to 800 feet thick in the north. ALEXANDER COUNTY FAYVILLE, area stream gravels⎯agate, jasper, rare...⎯agate, jasper; d RR siding of Clay⎯agate. CALHOUN COUNTY AREA, shores of the Mississippi R., in the Warsaw...botryoidal chalcedony, occasionally with pale Amethysts, or Quartz crystals). CRAWFORD COUNTY PALESTINE...deposits⎯Siderite. EDWARDS COUNTY AREA, T. 1 S, R. 10 E, regional deposits⎯Siderite. FULTON COUNTY FARMINGTON, W...mine⎯pyritized gastropods (Pennsylvanian age). GRUNDY COUNTY AREA: c Regional rd. and RR cuts and banks of Mason |  | | Journal (article/letter/editorial) | | 2 to 1 mm across) and chalcedonic quartz. The chalcedony mainly occurs as a cement between angular chert...intervening areas replaced or filled with quartz, chalcedony and/or microcrystalline quartz. Cryptocrystalline...pseudomorphs with septarian cracks infilled with chalcedony; these pseudomorphs are probably the result of...stellate or radiating shapes entirely replaced by chalcedony. Analcime is also associated with radiating,...Chalcedonic quartz aggregates, chalcedonic veins, the chalcedony-cementing chert fragments referred to above, |  | Van Alstine, R. E., Worl, R.G., Heyl, A.V., Trace, R.D., Parker, R.L., Griffitts, W.R., Sainsbury, C.L., Cathcart, J.B. (1976) Geology and resources of fluorine in the United States. Professional Paper 933. US Geological Survey doi:10.3133/pp933 | Report (issue) | | ................................... . Cheshire County-Westmoreland, New Hampshire .... . North Chatham...Map of Cave in Rock fluorspar district, Hardin County, Ill.............................................veins such as fluoritequartz veins in the Cheshire County-Westmoreland district, New Hampshire, and complex...California (Drewes, 1963, table 4) Basalt, Lassen County, California E9 0 0 Basalt, Horse Creek Valley...fluorspar deposits of the Northgate district, Jackson County, Colo. Altered wallrock contains as much as 800 |  | | Journal (article/letter/editorial) | | pegmatite was mined at Barringer Hill in Llano County in the early 1900s but was flooded by Lake Buchanan...on "The Weeks Pegmatite Mine, Wakefield, Carroll County, New Hampshire" (March/April 1991). i i • I...66, May/June 1991 197 LOCALITIES BY COUNTY Bastrop County KEY mm T * ? — — — — best occurrence..."specimen quality" questionable occurrence Angelina County Lufkin, 1 mile N of Lufkin in railroad cuts, in...(petrified wood) (Folk et al., 1961). Baylor County Aransas County Aransas Pass area, Intercoastal Canal |  | | Journal (issue) | | Mineralization in Katzenkopfen, Travis Peak Formation, Comal County, Texas In the February 2004 edition of Mineral...2), I documented a pair of localities in Comal County, Texas, where calcite geodes are weathering out...authors to occur in the Canyon Lake area of Coma! County. In February of this year, while investigating...geode-bearing bed. The geodes at this locality contain chalcedony and quartz crystals along with calcite. Some...geodes in which quartz is present contain chalcedony. The chalcedony is white or gray in color, with gray |  | | Journal (article/letter/editorial) | | massive chalcedony matrix (Fig. 4(a)) Level b 2 m of white to reddish, coarsely stratified chalcedony, which...brown, finely laminated (1–10 mm per lamina) chalcedony layers. These laminae, in detail, are sub-parallel...lamination and are commonly filled with quartz, chalcedony or calcite (Fig. 4(c), (d) and (e)). This level...microcrystalline silica bands (100–500 µm thick) formed of chalcedony or very fine-grained quartz and some narrow quartz...laminated tuffs Level e 2.10 m of finely laminated chalcedony, similar to level c. At the top of this level |  | | Report (issue) | | Calcite ___________________________________ _ Chalcedony _______________________________ _ Chalcopyrite...veins_____________ Boundary mine ___ .: _____________________ · Brock vein_________________________ Footwall vein______________________...------------------------------7. Gold production of Nevada County, Calif., 1880-1932, and of the principal Grass...Sketch of part of the Dromedary vein showing chalcedony in quartz_______________________________________...carbonate substage are ankerite, calcite, and chalcedony. Sericite and chlorite were deposited through |  | | Report (volume) | | A. Buehler, Rolla. Nebraska.........Prof. E. H. Barbour, University of Nebraska, Lincoln. Nevada......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 (issue) | | TI N 7 0 Geology of the Knight Peak Area, Grant County, New Mexico by D ONALD L AW RENC E B ALL M ANN...PLATE 1. Geology of the Knight Peak area, Grant County, New Mexico .....................................information was later projected onto the Grant County highway map (edition of 1941). Elevations of points...similar to the rocks of the Knight Peak area. In Luna County, to the south and southwest of the Knight Peak...for Grant County is 14 inches. The Knight Peak area lies in one of the drier parts of the county, where |  | | Journal (article/letter/editorial) | | (non-crystalline silica) or, less commonly, crystalline chalcedony or other silica phases. These silica precipitates... followed by cementation as opal-A, opal CT, chalcedony, or quartz elsewhere. Lynne et al. (2006) placed...probably because the fluids contain less H2S (Brock and Brock, 1971). If a geyser revives after dormancy...Zone, New Zealand. Geothermics 38, 200–209. Brock, T.D., Brock, M.L., 1971. Microbiological studies of thermal...examples from Yellowstone National Park, Wyoming, USA. Sedimentary Geology 157, 71–106. Hampton, W., White |  | | Report (volume) | | ....................................... 180 Nebraska.................................................Nebraska____.Prof. E. H. Barbour, University of Nebraska, Lincoln. Nevada_____Dr. W. S. Tangier Smith,...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 (issue) | | Deposits of the Poncha Springs NE Quadrangle, Chaffee County,Colorado By RALPH E. VAN ALSTINE With a section...fluorspar deposit, Browns Canyon district, Chaffee County ______________________________________________...fluorspar districts, Chaffee 15 16 17 18 18 23 CountY-----------------------------------------------...fluorspar resources, Browns Canyon district, Chaffee County, expressed as short tons of crude fluorspar---...DEPOSITS OF THE PONCHA SPRINGS NE QUADRANGLE, .CHAFFEE COUNTY, COLORADO By RALPH E. vAN ALsTINE ABSTRACT |  | | Journal (issue) | | ca fo G SOME MINERAL LOCALITIES OF EL PASO COUNTY The mjnerals and localities listed in this article... Agate. Austin Bluffs Agate, banded, cloudy. Chalcedony, yellow. Crystal Park is a large mountain meadow...Colorado Springs and here is f ound agate and chalcedony which have been weathered out of the white limestone...has been eroded away, leaving the geodes and chalcedony masses lying loose in the debris. Evidence that...in the uneroded lavas remaining. 11uch of the chalcedony found here is suitable for cutting and polishing |  | Lewis, Anita J., Palmer, Martin R., Sturchio, Neil C., Kemp, Anthony J. (1997) The rare earth element geochemistry of acid-sulphate and acid-sulphate-chloride geothermal systems from Yellowstone National Park, Wyoming, USA. Geochimica et Cosmochimica Acta, 61 (4) 695-706 doi:10.1016/s0016-7037(96)00384-5 | Journal (article/letter/editorial) | | 1997Elsevier Science Ltd Pergamon Printed in the USA. All rights reserved 0016-7037/97 $17.00 + .OO PI1...systems from Yellowstone National Park, Wyoming, USA ANITA J. LEWIS, ‘, * ,’ MARTIN R. PALMER,’ NEIL...National Laboratory, CMT-205, Argonne, Illinois 60439, USA (Received February 9, 1996; accepted in revisedfom...from the Yellowstone National Park (YNP), Wyoming, USA, geothermal system. REE concentrations in the volcanic...system in Yellowstone National Park (YNP), Wyoming, USA (Fig. I), is the largest and most well-studied of |
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