 | Wallace, S. R., MacKenzie, W. B., Blair, R. G., Muncaster, N. K. (1978) Geology of the Urad and Henderson molybdenite deposits, Clear Creek County, Colorado, with a section on a comparison of these deposits with those at Climax, Colorado. Economic Geology, 73 (3) 325-368 doi:10.2113/gsecongeo.73.3.325 | Journal (article/letter/editorial) | | ClearCreekCounty,Colorado,with a Sectionon a Comparison of TheseDepositswith Thoseat Climax, Colorado STEWARTR...The Urad and Hendersonstockworkmolybdeniteorebodiesat Red Mountain, Clear Creek County,Colorado,are relatedto...specificallyrelated to different intrusiverocksof the complex. The Urad orebodywas depositedfirst and at shallowdepth. The...within a mile of the north-northeast-trendingBerthoud Pass fault. This fault is the major structural element...constitutethe buried stock are, from oldest to youngest,the Urad porphyry,the Primos porphyry,and the Hendersongranite |  | | Journal (article/letter/editorial) | | pp. 3–37 Henderson Porphyry Molybdenum System, Colorado: I. Sequence and Abundance of Hydrothermal Mineral...California 94305-2115 Abstract At Henderson, Colorado, 12 rhyolitic stocks of Oligocene age crystallized...assemblages (including mottled K-feldspar-quartz and magnetite-K-feldspar) also formed during multiple cycles...(including topaz with pyrite or magnetite and sericite with pyrite or magnetite) only locally exhibit evidence...and high-temperature alteration-mineralization by mine geologists and collaborators (Shannon et al., 1982; |  | | Journal (article/letter/editorial) | | (eastern) Oregon-Idaho-(western) Montana, (4) Colorado-NewMexico, (5) Nevada-southern California,and...productivedepositsare locatedin the southernRockyMountains(Urad-Henderson,Climax and Questa) and in the Interior...Rate (t.p.d.)x BritishColumbia 1967 46,000,000 Mine Alice (B. C. Molybdenum) 8,000 Company British...British Columbia,Canada (Noranda Subsidiary) Urad- Colorado 13,000,000 5,000 303,000,000 30,000 American...Y., U.S. A. 19672 (1975) Henderson Climax Colorado 1918 400,000,000a 42,000 American Metal Climax |  | | Journal (article/letter/editorial) | | developchemicalfingerprintsto the pluton(Thompson Creek),marginalannularbodrecognizedifferent alterationassemblages...model for molybdenitedepositsasso- (Little Boulder Creek and Cannivan). Granodiorite ciatedwith graniticsourcerocks...molybdenitesystems The sourceplutonsfor Climax, Henderson-Urad, and granitemolybdenitesystems--also showsignificant...tectonicsettingat the time and Mount Emmons-Redwell Basin, Colorado, are of formation,orebodygeometry,and trace element...monzonite 4, Climax, Colorado;Climax stock--graniteporphyry 5, Henderson, Colorado;Hendersongranite--graniteporphyry |  | | Journal (article/letter/editorial) | | 39–72 Henderson Porphyry Molybdenum System, Colorado: II. Decoupling of Introduction and Deposition...hydrothermal mineral assemblages developed at Henderson, Colorado, as 12 rhyolitic stocks of Oligocene age were...the rock at lower temperatures, first mainly as magnetite and then as pyrite and minor pyrrhotite and specular...Geologic Setting and Intrusive History Henderson and Urad constitute a stacked pair of Climaxtype porphyry...high-silica rhyolite at Red Mountain, Clear Creek County, Colorado (Wallace et al., 1978; White et al. |  | | Report (issue) | | along Clear Creek . • . • . • • • • • • • • • • • • • • . Clear Creek and West Fork Clear Creek. • • •...Headwaters of West Fork Clear Creek. • • • • • • • • • • • • • 6 Clear Creek drainage basin outside anomalous...7 2. Tungsten content of concentrates along Clear Creek, Colo • • • . • • • • • . • • . • . • • • • •...concentrates from the headwaters of West Fork Clear Creek, Clear Creek County, Colo • . . . • • • • . • • • • • •...heavy-mineral concentrates from 73 localities from the Clear Creek drainage system, Colo • • • • . • . • • . • • |  | | Report (issue) | | constructed from the bits and pieces exposed in the Colorado mineral belt and the San Juan volcanic field....matching the exposed mineralized rocks of a mining district with corresponding parts of a model (Briggs...Steven, 1971) of the southern San Juan Mountains of Colorado. The Model The porphyry-metal edifice 2 is an...showing the parts of edifices exposed in the Crater Creek Platoro caldera area field. -3- of the'San Juan...a metalliferous hydrothermal fluid (Hemley and Jones, 1964) that separated from the magma in response |  | | Journal (article/letter/editorial) | | Deposit, Colorado ALEXANDERJ. GVNOW, Departmentof GeologicalSciences,Universityof Colorado,Boulder, Colorado80309...MVNOZ Departmentof GeologicalSciences,Universityof Colorado,Boulder, Colorado80309 Abstract Anomalously high...the Henderson molybdenite deposit in Clear Creek County, Colorado. Twelve-element microprobe analysesof...molybdenite deposit in Clear (1974),Bailey (1977),and Lam•trreand Hodder Creek County, Colorado, is located approximately...youngest known major intrusion at the Henderson mine. /vw Alteration Ysp Ysp Pattern The alteration |  | Soulliere, S.J., Toth, M.I., Bankey, V.L., Smith, S.M., Pitkin, J.A., Cookro, T.M., Robinson, Roberts L.N., Molnia, C.L., Wandrey, C.J., Law, B.E., Spencer, C.W., Barker, C.E., Dersch, J.S. (1996) Resource potential and geology of the Routt National Forest and the Middle Park Ranger District of the Arapaho National Forest, Colorado. Open-File Report Vol. 1996 (96-82) US Geological Survey doi:10.3133/ofr9682 | Report (issue) | | Unconsolidated Deposits ...................... Colorado Mineral Belt ................................................................. Hahns Peak Mining District ...................................... Cam........................................ Henderson-Urad Molybdenum Area ..................................Bear Creek-Lone Pine Creek Anomalous Area .......................... Red Canyon-Crystal Mining District...Beaver Creek Area (Farwell Mining District) ........................... Dailey (Atlantic) Mining District |  | | Journal (article/letter/editorial) | | Features in the Henderson Porphyry MolybdenumDeposit, Colorado RICHARDB. CARTEN,*ENNISP. GERAGHTY, BRUCEM. WALKER...porphyry systemis assumedto be publicationson the Urad-Hendersonporphyry moderived from a magmaticsource(e...mineralizedintrusions,e.g., nine principal levels in the mine. Level plans and major and trace element chemistryof...SHANNON Red Mountain Peak intrusions.Mining of the Urad deposit was completed in 1974 and yielded 13.7 million...mineralizationin the Urad depositand is gradationalinto deeper level Urad porphyry(Rantaet al., 1976). Urad porphyryhosts |  | | Report (issue) | | Montezuma District of Central Colorado Molybdenite in the Montezuma District of Central Colorado By George...--····-----Distribution of molybdenite in the district....... SummarY-----·------·--·---------------...Index map of central and western Colorado, showing the Montezuma district in relation to the 2. 3. 4. 5... 6. 7. 8. 9. 10. 11. 12. 13. 14. 15. 16. 17. Colorado mineral belt·-··----···----··-···------------...showing principal geologic elements of the Montezuma district... ---------····----···--·······--··--······-·--·· |  | | Journal (article/letter/editorial) | | resources are associated with an oxidized-type (magnetite series) magmatism, and (ii) original fractures...of subduction-related magmatism. In 1975, the magnetite-series and ilmenite-series concept was proposed...and Mo, are associated with an oxidized-type (magnetite-series) magmatism; and (ii) Sn, W, Be, Li, and...ilmenite-series magmatism. In contrast to the sole magnetite-series of Quaternary volcanic belts in Japan,...characterized by paired magnetite/ilmenite-series belts, and the inner magnetite-series belt is very rich |  | | Report (volume) | | --------------------------- Rowley or Reliance mine, by J. A. ~acKallor_____________ PimaCountY----...claims_______________________________________ Pinal County _________________________ ------- ______ -----__...-----__ Santa Cruz CountY---------------------------------------Santo Ni:iio mine, by D. H. Kupfer__...____ Yavapai CountY----------------------------------------------Copper Basin district _______ ------...--------------__ Commercial mine ______ ------------------------------__ Copper Hill mine __________ -------- |  | | Journal (article/letter/editorial) | | Sweet Home rhodochrosite specimen mine, Alma District, Central Colorado: the porphyry molybdenum–fluorine...hrosite–fluorite in the Sweet Home Mine, Alma District, Colorado were originally mined for silver starting...For the last 13 years up until 2004, however, the mine has produced world-class rhodochrosite specimens...the nearby area; (4) a small pegmatite within the mine with an age (25.9±0.3 Ma) coincident with mineralization...Geological Engineering, Colorado School of Mines, 1516 Illinois Street, Golden, CO 80401, USA e-mail: pbartos@mines | | | Journal (article/letter/editorial) | | Sweet Home rhodochrosite specimen mine, Alma District, Central Colorado: the porphyry molybdenum–fluorine...hrosite–fluorite in the Sweet Home Mine, Alma District, Colorado were originally mined for silver starting...For the last 13 years up until 2004, however, the mine has produced world-class rhodochrosite specimens...the nearby area; (4) a small pegmatite within the mine with an age (25.9±0.3 Ma) coincident with mineralization...Geological Engineering, Colorado School of Mines, 1516 Illinois Street, Golden, CO 80401, USA e-mail: pbartos@mines |  | | Journal (article/letter/editorial) | | nitesof alkali-calcicmagma series(e.g., Climax, Urad-Henderson,Mount Emmons);and ($) alkalic depositsfound...',. ,'x27'-'. l:] "-- r-•.. / -u 45. 47. URAD-HENDERSON 48. CLIMAX RED MOUNTAIN REDWELL BASIN...BASIN MT. EMMONS 19. 21. 23. ( [ SERB CREEK LUCKY SHIP RED BIRD ENDAKO SALAL BOSS MOUNTAIN MOUNT COPELAND...SILVER OIKE BALD BUTTE CANNIVAN GULCH IMA THOMPSON CREEK WHITE CLOUD LITTLE FALLS CUMO MAJUBA HILL BUCKINGHAM...GULCH 15. 16. 17. 18. , / AJAX TIDEWATER ROUNDY CREEK KITSAULT BELL MOLY '[rsZ- -,-• -, ' ,,-., 55 |  | | Report (issue) | | the major product (as at Climax and Henderson, Colorado, and Questa, New Mexico), or is a co- or byproduct...XVT XVA XWA XWI XWY ALASKA ARIZONA CALIFORNIA COLORADO GEORGIA IDAHO MAINE MISSOURI MONTANA NEVADA NEW...of the Pine Grove-B la*n Mountain area. Beaver County, Utah: U. S. Geological Survey Open-File Report...wah wah Mountains, Beaver County, Utah (abstract): American Institute of Mining, Metallurgical and Petroleum...deposits of the Mount Antero region, Chaffee County, Colorado: U.S. Geological Survey Bulletin 982-D, p |  | | Report (volume) | | ____ Molybdenite_____________________________ Colorado ____________________________ New Mexico _____...quartz veins: A, From Railroad Creek near Lake Chelan, Okanogan County, Wash.; B, From a prospect near...monzonite in the Deep Creek Mountains, 4 miles south of Gold Hill, Tooele County, Utah; B, Sericitized...(?) in granite, George Fast's mine, near La Trinidad, Sahuaripa district, Sonora, MexicoVII. Ends of radial...molybdenite from a replacement deposit in gneiss, Ogden mine, Edison, N. J____ I.. A, Tabular yellow crystals |  | | Journal (article/letter/editorial) | | 553-566 Structural Controls in the Red River District, New Mexico K. F. CLARK Abstract Granite stocks...east-northeasttrending graben in the Red River district, New Mexico. The stocksare localized in an area...Introduction RECENT mapping in the Red River district, New Mexico, reveals the overall structural fabric...feet. The Red River and its tribu- tory, Cabresto Creek, located approximately three miles to the north...apparenton the higher peaksnorth and southof the district,are generallyabsent. However the area has view |  | | Journal (article/letter/editorial) | | with depth. This was first recognized at Climax, Colorado (Fig. 2), where dikes emanating from the top of...Henderson, Colorado), breccia pipes (e.g., Cave Peak, Texas; Questa, New Mexico; Mt. Emmons, Colorado – Fig...Climax (Colorado), Henderson (Colorado), Pine Grove (Utah), Questa (New Mexico), Silver Creek (Colorado;...(Colorado; also called Rico), Chicago Basin (Colorado), Cave Peak (Texas) and Big Ben (Montana) (see Bookstrom...occur either as mafic dikes (Henderson; Silver Creek, Chicago Basin), as composite dikes with mafic rims |  | | Report (issue) | | Henderson Mine, Colorado By George A. Desborough U. S. Geological Survey Denver, Colorado, 80225 and...Extractive Research and Development, Inc. Golden, Colorado, 80401 Open~File Report 80-661 1980 This report...units vhich occur at the Henderson molybdenum mine, Colorado. The major minerals in fresh Henderson host...ilmenorutile, monazite, fluorite, zircon, apatite, magnetite* xenotime, uranium-bearing thorite, aeschynite...igneous host of molybdenum ore at the Henderson mine. This deposit has been extensively drilled and |  | | Report (volume) | | Peaks Study Area, k Boulder and Grand Counties, Colorado By ROBERT C. PEARSON, U.S. GEOLOGICAL SURVEY,...national forest lands in the Indian Peak study area, Colorado, that are being considered for wilderness designation...Peaks study area, Boulder and Grand Counties, Colorado. (Studies related to wilderness) (Geological Survey...mineral resources Colorado Boulder Co. 2. Mines and mineral resourcesColorado Grand County. I. United States..." Granitic gneiss Gneissic granodiorite Boulder Creek Granodiorite - Pocrmofifo Jrcglllatll/c . ... |  | | Journal (article/letter/editorial) | | magmatic-hydrothermal and hydromag- the Cabeza de Vaca district (Sillitoe and Sawkins, matic processesand therefore...deposit Childs-Aldwinklepipe in the Copper Creek district typesare generallyabsentfrom arc terranes,amag-...thoughthe absenceof examplesin Table 2 younger Creek districtis underlainby a mineralizedopenfisthan...Golden Sun- light, Montana Victoria, Nevada Copper Creek, Calcareous sedi- ments,latite porphyry Limestone...chloritic, argillic Pyrite, chalcopyrite, pyrrhotite,magnetite, molybdenite Quartz,calcite, ankerite,laumontite |  | | Report (issue) | | SURVEY Field Trip Guide For The West Tintic Mining District, Western Utah By Holly J. Stein1 , David L...'Department of Geology and Geological Engineering Colorado School of Mines Golden, CO 80401 Department of...Station Laramie, WY 82071 The West Tintic mining district is located in western Utah near the eastern...the Basin and Range Province. The district is on the Cherry Creek 7.5 minute quadrangle, located in the...end of report). The famous Main and East Tintic mining districts, which contain carbonate-hosted Pb-Zn-Cu-Ag-Au |  | Mercer, Celestine N., Hofstra, Albert H., Todorov, Todor I., Roberge, Julie, Burgisser, Alain, Adams, David T., Cosca, Michael (2015) Pre-Eruptive Conditions of the Hideaway Park Topaz Rhyolite: Insights into Metal Source and Evolution of Magma Parental to the Henderson Porphyry Molybdenum Deposit, Colorado. Journal of Petrology, 56 (4) 645-679 doi:10.1093/petrology/egv010 | Journal (article/letter/editorial) | | to the Henderson Porphyry Molybdenum Deposit, Colorado Downloaded from http://petrology.oxfordjournals...Laboratory, US Geological Survey, Denver, CO 80225, USA, 2Center for Food & Drug and Safety & Applied Nutrition...Food & Drug Administration, College Park, MD 20740, USA, 3ESIA-Ticoman, Instituto Politecnico Nacional, D...porphyry Mo deposit. Located within the Colorado Mineral Belt, USA, Henderson is the second largest Climax-type...LA-ICP-MS INTRODUCTION GEOLOGICAL FRAMEWORK The Urad and Henderson ore bodies comprise a stacked pair |
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