 | | Report (volume) | | of the Lloyd Quadrangle Bearpaw Mountains Blaine County, Montana ~y ROBERT GEORGE SCHMIDT. W. T. PECORA...pyroclastic rocks_____________________________________ Analcime trachyte __________ ---- ______________ -----________...map and sections of the Lloyd quadrangle, Blaine County, Mont------------------------------------ In pocket...THE LLOYD QUADRANGLE, BEARPAW MOUNTAINS, BLAINE COUNTY, MONTANA By RoBERT GEORGE ScHMIDT, W. T. PECoRA...and beds of mafic and felsic pyroclastic rocks. Analcime trachyte :flows and breccias are interlayered |  | | Report (volume) | | the \1addux Quadrangle 3earpaw Mountains 3laine County, Montana v BRUCE BRYANT, ROBERT GEORGE SCHMIDT...map and sections of the Maddux quadrangle, Blaine County, Mont ____________________________________ lnpocket...THE MADDUX QUADRANGLE, BEARPAW MOUNTAINS, BLAINE COUNTY, MONTANA By BRUCE BRYANT, RoBERT GEoRGE ScHMIDT...ACKNOWLEDGMENTS The Maddux 15-minute quadrangle, Blaine County, north-central Montana, is one of eight quadrangles...members of the Blaine County school boards for permission to use the Peoples Creek and Golden Valley schoolhouses |  | | Journal (article/letter/editorial) | | area around Glass Mountain near the ModocSiskiyou county line. Also of minor importance is the extension...deposits of southeastern Oregon into northern Modoc County. Ultramafic rocks, largely altered to serpentine... Trinity River, Trinity County at the High Plateau mine in Del Norte County, and kammererite (clinochlore)...(clinochlore), as at the Veta Grande mine in Siskiyou County. The ultramafics also host occurrences of the massive...such as that at Happy Camp in western Siskiyou County. More importantly, the ultramafics are the source |  | | Journal (article/letter/editorial) | | Jadeite Deposits of the Clear Creek Area, New Idria District, San Benito County, California1 U.S. Geological...boulders collected by Bolander (1950) along Clear Creek. This discovery aroused considerable interest...were derived from outcrops along the slopes of Clear Creek. A preliminary mineralogical description was...quartz-lawsonite-jadeitic pyroxene-glaucophane. Jadeite from Clear Creek occurs with a different mineral assemblage and...org/ at Harvard Library on July 10, 2015 The Clear Creek jadeite deposits are contained within an elongate |  | | Journal (article/letter/editorial) | | Minerals Figure 1. Location map for Golden, Colorado, prepared by William Besse. All photos by the...Gem and Mineral Show, are well represented in Colorado. In particular, the Table Mountains near Golden...geochemist with the US.Geological Survey in Boulder, Colorado. His most recentfeature articlefor Rocks & Minerals...Moss Agatefiom the Del Norte Area, Saguache County, Coloradoā and appeared in the July/August 2003 issue...Mountain having been recently acquired by Jefferson County Open Space, a governmental agency that emphasizes |  | | Catalog/List | | Old No. l Headfnme. Whi ā key Hlll Mine, Tuohnne County, CaUfomla (rā -,u. .SVā¢t- tor cr11ā¢tā¢J lJaed gold...today. The boxes Dimensions in Inches Crystal clear Opaque black Crystal top, black bottom Black top...l x l l x l 57 58 Crystal clear Opaque black l l 59 60 Crystal clear Opaque black Cat. No. 52 53...Unmounted. 24 specimens unmounted in 1-inch square clear plastic boxes. $85.00 t-OUNTED SPECil'ĆJSare permanently...packed for protection between flexible foam pads in clear plastic bm |  | | Journal (issue) | | Colorado Springs Mineralogical Society Founded in 1936 March 2014 PICK&PACK Vol 54 ....... Number 2 ...Continued pg. 3 city-data.com. COLORADO SPRINGS MINERALOGICAL SOCIETY PO BOX 2 COLORADO March 2014 PICK SPRINGS...Senior Center is located at 1514 North Hancock in Colorado Springs. For more information on any of the sub-groups...Pegmatites of the Black Hills, by Dr. John Lufkin; at Colorado Chapter, Friends of Mineralogy meeting, Denver...1:00 p.m., Florissant Scientific Society, āThe Colorado Plateau: Sedimentology, Stratigraphy, Forces, |  | | 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 ā¢ I...66, May/June 1991 197 LOCALITIES BY COUNTY Bastrop County KEY mm T * ? ā ā ā ā best occurrence..."specimen quality" questionable occurrence Angelina County Lufkin, 1 mile N of Lufkin in railroad cuts, in...sands; gypsum* (crystals) (Sloat, 1978). Barton's Creek, Smithville downstream from the bridge; gypsum* |  | | Report (issue) | | RESURGENCE AND INTRACALDERA VOLCANISM - CREEDE CALDERA, COLORADO By Grant Heiken Donathan Krier Los Alamos National...Alamos, NM and Tamsin McCormick University of Colorado, Boulder, CO This report is preliminary and has...cooling magma body. Within the Creede caldera, Colorado, many of the answers to its postcaldera volcanic...faults of graben-like structures of Willow Creek and Deep Creek intersect the moat, was drilled to a depth...illite-smectite, authigenic potassium feldspar, analcime, clinoptilolite, and carbonates. However, relict |  | | Journal (issue) | | 2008 Table of Contents Collecting Minerals in Colorado - Peter Modreski ...........................Pg...Mining Update .......................... Pg. 20 Colorado Fossil Woods - Frank Daniels ............................................Pg. 28 Chalk Creek Feldspar Field Trip - Justin Zzyzx ........................on collecting minerals in Colorado by Pete Modreski, the informative Colorado petriļ¬ed wood article by...the magazine so you get your very own copy! Colorado Minerals is the theme of the 2008 Denver Gem and |  | | Journal (article/letter/editorial) | | biotite, 21o. Dean quarry, Coverack, The Lizard, analcime, natrolite, prehnite, calcite, 147. INDEX Drakewalls... 466. Sudbury, gersdorffite, 26. U.S.A. Amelia County, Virginia, albite, ~56, 489. Arkansas, orthoclase... montebrasite, 414 . Canon City, Fremont Co., Colorado, montebrasite, 414. Fairfield, Utah, wardite,...Omphacite from the following localities, 64: Clear Creek, Cloverdale, Healdsburg, Junction School, Mt...Berkeley Hills, Tiburon peninsula, Valley Ford, Ward Creek. Maine Greenwood, Oxford Co., amblygonite, 414. |  | | Journal (article/letter/editorial) | | blocks. Based on textural evidence, particularly clear from cathodoluminescence studies, nearly all jadeitite...with his petrologic studies of jadeitite at Clear Creek in the New Idria serpentinite body of California...or some literature include the Westland (Muddy Creek, Otago, New Zealand; Cooper, 1995); the Livingstone...Japan Tsujimori and Itaya, 1999; Tsujimori, 2002 Clear Creek, New Idria serpentinite, San Benito Co., California...Sekerin). B. āBlackā jade, Granite Mountains, Lander County, Wyoming, 18 cm high (AMNH 21497, staff photo) |  | | Journal (article/letter/editorial) | | Two Point claim, Pikes Peak batholith, Teller County. The Collectorās 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 stateās minerals is Colorado Rockhounding, by Voynick (1994). Other published |  | | Report (issue) | | and regulations can be either Federal, State, County, or Local, legislated or promulgated and enforced.......................................... 16 Ash Creek - Rattlesnake Basin Clinoptilolite Occurrence ....Clinoptilolite Deposit ..................... 24 Cerro Colorado Clinoptilolite Occurrence .................................................. 31 Maggie Canyon Analcime Occurrence ..............................................................32 Picacho Reservoir Analcime Occurrence .................................. |  | | Journal (issue) | | Three Articles The Tonopah-Belmont mine, Maricopa County, A rizona by G. B. Allen & W. Hunt 139 James...from the Table Mountain lava flows near Golden, Colorado ................................................and Ireland (1958). However, it eventually became clear that such a thorough compilation would necessarily...o n a George B. Allen Route 6, Box 32 Golden, Colorado 80403 W illiam Hunt 10350 Andover Avenue Sun City...aerially extensive Osborn Ag-Au district of Maricopa County in west-central Arizona. The primary property in |  | | Book | | nomenclature. Haily is given credit for naming stilbite, analcime, harmotome, and laumontite although he only popularized...zeolite synonyms). The aluminosilicate structure of analcime was the first zeolite structure to be determined...chemical compositions and structural states of analcime alone, up to 25 species could be named, that would...not part of the species name, zeolites such as analcime, chabazite, stilbite, and heulandite can be easily...the zeolite. For example, cesian analcime is a sodium-rich analcime that contains a lesser amount of | | | Book | | nomenclature. Haily is given credit for naming stilbite, analcime, harmotome, and laumontite although he only popularized...zeolite synonyms). The aluminosilicate structure of analcime was the first zeolite structure to be determined...chemical compositions and structural states of analcime alone, up to 25 species could be named, that would...not part of the species name, zeolites such as analcime, chabazite, stilbite, and heulandite can be easily...the zeolite. For example, cesian analcime is a sodium-rich analcime that contains a lesser amount of |  | | Journal (issue) | | Hg4+1Hg+2Cr+6Oe, a new mineral from the Clear Creek claim, San Benito County, California ............269 by A...zussmanite at the Laytonville quarry in Mendocino County, California. He brought the minerals to Bill Nisson...area to be responsible for (as, for example, a county or state museum), but there would be no particular...by participating in it? Let me make it perfectly clear that I am supportive of mineral specimen marketing...hope to function effectively unless there exists a clear understanding of exactly what the administration |  | | Journal (article/letter/editorial) | | of alteration minerals like those of San Benito County. William P. Moller is research associate in mineralogy...Benitoite Gem mine, New (dria district, San Benito County. Natural History Museum of Los Angeles specimen...Benitoite Gem mine, New (dria district, San Benito County. Natural History Museum of Los Angeles specimen...and neptunite, Benitoite Gem mine, San Benito County; neptunite 2.8 cm long. Canadian Museum of Nature...em, Junilla mine, New (dria district, San Benito County. Natural History Museum of Los Angeles specimen |  | | Catalog/List | | State, lndia about 5x2.5 inches Ā£70 2. APOPHYLLITE clear and white crystals, ve1y nicely displayed on pinkish...2cm high and 15 mm across mainly translucent but clear round one edge very slight chips visible under close...2x1.5 inch Prospect Park, Patterson, New Jersey USA Ā£ 18 18. CAVANSITE small blue crystals scattered...Norway Ā£7 24. CHABAZITE Mg, a new species ! water-clear micro on 3mm matrix baxsi, balaton Highland ,Hungary...about I to 2mm thick. Tip Top Mine, South Dakota USA large 2x3 Ā£30 27. TITANJTE very unusual Ā£20 yellow-brown |  | | Journal (article/letter/editorial) | | of the more interesting Colorado occurrences include mines of Clear Creek County, particularly in the Georgetown...American Sisters, and Colorado Central mines; elsewhere in Clear Creek County crystals and masses to...minerals in mines of the Rico district, Dolores County, where it has been found as small hexagonal crystals...Eagle County. The famous silver vein system exploited in the Bulldog mine at Creede, Mineral County, produced...Eldorado, Ouray County, and in the Golden Fleece and Monte Queen mines at Lake City, Hinsdale County. Small, |  | | Report (issue) | | read Vonsen. p. 46. T'nder anatase, San Benito County, add, at end of sentence, 136. They do Louderhack...Louderhack and Bl'isdale (5) p. SSO. Fish Creek Mountains from p. 87. Celestite in Fish Mountains should...30 E... M.n., read p. 89." Under cerussite. Inyo County (1) for sec. U,. T. sec. IJ,, T. 6 S., R. 30 E...ussocidted p. 140. rn(b'r erytlirite. add Tuolumne County: erijthrite 189. arscnopyrite in the Josephine...Lake County, Bradford oecurence sliould bo li.sted as 2. p. 210. !^^onazite, Itiverside County, reference |  | | Report (issue) | | ALONG THE FRONT RANGE FROM DENVER TO BOULDER, COLORADO Clay Minerals Society 39th Annual Meeting and...Geological Survey Open-File Report 02-413 Denver, Colorado 2002 U.S. DEPARTMENT OF THE INTERIOR GALE A........................ 11 The clay industry in Colorado ..................................... 13 Rubey................. 67 Nederland; mining in Boulder County .............................. 67 Boulder Canyon...mine, operated by Robinson Brick Co., Golden, Colorado; an active clay mining operation in the Laramie |  | | Report (issue) | | 107:58Ā± Z=4 X-ray Powder Pattern: Clear Creek, California, USA. 2.831 (100), 2.922 (75), 4.29 (45)...99.96 99.87 (1) New Idria district, California, USA; corresponds to (Na0:98 Ca0:01 )Ā§=0:99 (Al0:98 Fe3+...)Ā§=1:00 Si2:00 O6 : (2) Cloverdale, California, USA; corresponds to 2+ (Na0:80 Ca0:05 K0:02 )Ā§=0:87 (Al0:87...muscovite, omphacite, glaucophane, calcite, aragonite, analcime, Distribution: In small amounts at many places;...Japan. Around Lake Baikal, Siberia, Russia. In the USA, in California, as crystals in boulders along the |  | Wen, Jiabao, Shi, Guanghai, Xing, Biqian, Long, Taafee, Zhang, Jinhong (2023) Unique Interstitial Textures within Coarse-Grained Jadeitite from Kazakhstan and Their Significance in Locality Identification. Minerals, 13 (4) 513 doi:10.3390/min13040513 | Journal (article/letter/editorial) | | omphacite, and little analcime, and Type II, comprising mainly omphacite and analcime, with minor jadeite...Gorge area [10], America (New Idria [11]; Ward Creek [12]), Papua New Guinea [13], Greece [14], Italy...assemblage in this location is jadeite + albite + analcime + omphacite, which can be found in block and water...light. (b) The same parts show clear RZPs under cathodoluminescence. show clear RZPs under cathodoluminescence...cross-polarized light. (b) The same parts show clear RZPs under cathodoluminescence. Minerals 2023 |
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