 | Johannsen, Albert, Hares, Charles J., Lloyd, E. R., Schaller, W. T., Brokaw, Albert D. (1910) Petrological Abstracts and Reviews. The Journal of Geology, 18 (6) 573-584 doi:10.1086/621783 | Journal (article/letter/editorial) | | types: (I) biotite granite, as that at Barre; (2) quartz monzonite, as that at Bethel; and (3) hornblende-augite...wall rock; at Barre, the constituent elements, quartz, feldspar, biotite, pyrite, apatite, etc., were...following papers: "The Main Tungsten Area of Boulder County," by R. D. George, with notes on the intrusive...D. Crawford, pp. 7-104; "The Montezuma Mining District of Summit County," by H. B. Patton, pp. 105-44;...Henderson, pp. 145-88; "The Hahns Peak Region, Routt County" (an outline survey), by R. D. George and R. D |  | Verplanck, Philip L., Manning, Andrew H., Kimball, Briant A., McCleskey, R. Blaine, Runkel, Robert L., Caine, Jonathan S., Adams, Monique, Gemery-Hill, Pamela A., Fey, David L. (2008) Ground- and surface-water chemistry of Handcart Gulch, Park County, Colorado, 2003-2006. Open-File Report Vol. 2008 (2007-1020) US Geological Survey doi:10.3133/ofr20071020 | Report (issue) | | Surface-Water Chemistry of Handcart Gulch, Park County, Colorado, 2003โ2006 Open-File Report 2007โ1020...Surface-Water Chemistry of Handcart Gulch, Park County, Colorado, 2003โ2006 By Philip L. Verplanck, Andrew...surfacewater chemistry of Handcart Gulch, Park County, Colorado, 2003โ2006: U.S. Geological Survey Open-File...Surface-Water Chemistry of Handcart Gulch, Park County, Colorado, 2003โ2006 Abstract As part of a multidisciplinary...Divide in the southeastern portion of the Montezuma Mining District of the central Colorado Rocky Mountain |  | | Report (issue) | | Molybdenite in the Montezuma District of Central Colorado Molybdenite in the Montezuma District of Central...--ยทยทยทยท-----Distribution of molybdenite in the district....... SummarY-----ยท------ยท--ยท---------------...central and western Colorado, showing the Montezuma district in relation to the 2. 3. 4. 5. 6. 7. 8....showing principal geologic elements of the Montezuma district... ---------ยทยทยทยท----ยทยทยท--ยทยทยทยทยทยทยท--ยทยท--ยทยทยทยทยทยท-ยท--ยทยท...ยทยทยทยท-ยท--ยทยท Maps showing petrography of the Montezuma stock .... ---ยท-------------------------------- |  | | Report (volume) | | it helpful to refer to Survey Bulletin 507, "The mining districts of the western United States," and to...exhausted by mining or quarrying. Deposits of minerals of wide distribution, such as quartz and calcite...because they occur in sufficient quantity to warrant mining for their usual products but because they furnish...E. H. Barbour, University of Nebraska, Lincoln. Nevada...........Dr. W. S. Tangier Smith, Berkeley, Cal...See Bauxite and Hallpysite. Asbestos. Tallapoosa County, with corundum deposits near Dudleyville; not found |  | | Journal (issue) | | from the Montague Claims, Teller Mountain, Montezuma District, Summit Co., Colorado Benjamin S. Murphy...localities for pyromorphite in the Montezuma District, Summit County (Eckel et al., 1997): 1. โPyromorphite...ite, galena, pyrite, sphalerite, chalcopyrite, quartz, and carbonate[s].โ (These are all personal-communication...on the eastern side of Summit County, in the Montezuma Mining District (Figure 1). Access is via a series...essentially, take Forest Road 5 (Deer Creek) south from Montezuma, then bear east onto Forest Road 286 (Radical |  | | Report (volume) | | ....................................... 102 District of Columbia ............................................................................ 187 Nevada..................................................to refer to Geological Survey Bulletin 507, "The mining districts of the western United States," and to...exhausted by mining or quarrying. Deposits of minerals that are widely distributed, such as quartz and calcite...because they occur in sufficient quantity to warrant mining for their usual products, but because they furnish |  | | Report (issue) | | segments of the porphyry-metal systems of the Montezuma district in central Colorado and of a northwestward...northwestward extension of the Summitville district into Crater Creek in southern Colorado. The paired samples do...parts of two porphyry-metal systems: (1) the Montezuma stock in central Colorado and (2) the Crater Creek...porphyry-metal edifice. Approximate levels of the Montezuma stock and of the Crater Creek area are indicated...different geometrical arrangements. Geology Both the Montezuma stock and the Crater Creek area (fig. 2) are relatively |  | | Report (issue) | | organization is carrying on for the direct advancement of mining interests throughout the country than can readily...... 28 Piedmont.. ........ Md.-W. Va... 29 Nevada City special. Ycllowstono Nationul Park. 30 Cal........ 932 Hague, A.; Weed, National Park; no mining W. H.; . Iddings, permitted. J.P. Lindgren, W.... Diller, J. S ........... coal, clay, stone. quartz, road ' material, sandstone, clay. Turner, H.... No. 38. Economic geology of the Bingharn mining district, Utah, by J. M. Boutwell, Arthur Keith, and |  | | Report (volume) | | ........................ 5 5 Distribution of mining districts...................................................................................... Nevada.......................................................................... PART II. Catalogue of mining districts, by J. M. Hill..................................................... Classification of mining districts...................................................................................... Nevada............................................... |  | | Report (issue) | | UNIVERSITY OF NEVADA BULLETIN Val,. S X X I T II I 1)ECEBIIIElZ 1944 No. 5 GEOLOGY AND MINING SERIES No...No. 41 er Deposits In Nevada BY EDGARH. BAILEY and DAVID A. PHOENIX Geologists, U. S. Geological Survey...Survey PREPARED AND PUBLISHED BY NEVADA STATE BUREAU OF MINES IN COOPERATION WiTH UNITED STATES OEOLOOlCAL...SURVEY PRICE ONE DOLLAR j sin PUBLICATION OF THE NEVADA STATEBUREAUOF MINES A N D THE MACKAY &HWL OF MINES...THE UNIVERSITY OF NEVADA RENO, NEVADA Entered in the Post Office at Reno, Nevada, as second-class matter |  | | Report (issue) | | San Isabel and White River National Forests Lake County Land Exchange Offer (Iocmin40) ......................... 47 White River National Forest Dillon District Land Exchange Joint Venture (Iocmin38) .........National Forests Lake County Land Exchange Offer 1. Exhibit A: Property that Lake County will consider exchanging...National Forest Dillon District Land Exchange Joint Venture 1. List of Summit County Tax Default Lands (for...M. Section 35: Sl/2 Section 36: W1/2SW1/4 Park County, Colorado Consisting of approximately 400 acres |  | | Report (issue) | | characterizing the mineralized rocks of the Montezuma mining district, central Colorado By George J. Neuerburg...contains geochemical information about the Montezuma mining district of central Colorado. It includes J_)...exposures or dumps produced by prospecting and mining (fig. 2). Many sites were repeatedly visited and...intrusives. Abbreviations are the following: "QM", quartz monzonite whose igneous texture is destroyed by...2-5): Type 1 Porphyritic biotite granodiorite quartz monzonite. Evenand medium-grained hypautomorphic |  | | Report (volume) | | White River National Forest and the Dillon Ranger District of the Arapaho National Forest, Colorado U.S...White River National Forest and the Dillon Ranger District of the Arapaho National Forest, Colorado By MARGO...White River National Forest and the Dillon Ranger District of the Arapaho National Forest, Colorado / by...White River National Forest and Dillon Ranger District of the Arapaho National Forest ("the Forest")...areas of base and precious metals in North America. Mining and mineral exploration have played a central role |  | | Report (issue) | | DEPOSITS OP NORTHWESTERN COLORADO BARITE GRAND COUNTY Barite is reported as occurring on the Vasquez...River,1 a left branch of the Frazer River, in Grand County. N o attempt has been made to ship barite from...from this locality. BUILDING S T O N E ROUTT COUNTY Sandstone.โA creamy-white to pink sandstone has been...purposes. CLAYS NORTHWESTERN COLORADO In this district, there are abundant outcroppingx of the M a n...MINERAL RESOURCES OP THE WESTERN SLOPE COAL JACKSON COUNTY The coal beds of North Park are contained in the |  | | Report (volume) | | Bulletin, vol. 41. New York. American Institute of Mining Engineers: Bulletin, nos. 25-36; Transactions,...series, vols. 27, 28. New Haven, Conn. American Mining Congress: Papers and Addresses, llth Annual Session;... vol. 2, no. 2. Oakland, Cal. California State Mining Bureau: Bulletin, nos. 54-56. San Francisco, Cal...Transactions, vol. 8, pt. 3. Toronto, Ont. Canadian Mining Journal, vol. 30. Toronto and Montreal, Canada...vol. 12, pp. 95-222. Davenport, Iowa. . Delaware County Institute of Science: Proceedings, vol. 4, nos |  | | Journal (article/letter/editorial) | | in every county 'of Colorado along the Front Range of the Rocky Mountains from Larimer County on the Wyoming...Wyoming line to Custer County in the south-centralpart of the state, and in scatteredpre-Cambrianareas...The pre-Cambrian schists and granites of Larimer County are cut by numerous pegmatite dikesl which have...exhibiting an ore mineral phaseoccur in Boulder County.3JeffersonCounty contains both tourmaline and muscovite...Boulder County, Colorado: Econ. Geology,vol. 2, pp. 453463, 1907. Kirk, Charles T., Tungsten district of Boulder |  | | Journal (article/letter/editorial) | | junction of Deer Creek with the Snake River in Summit County, Colorado* P. K. THEOBALD Jr., H. W. LAKIN and...Creek road, l$ miles south of the town of Montezuma in Summit County, Colorado. Both the drainage basin of...the central part of the southern half of the Montezuma quadrangle ; a generalized geologic map of a part...ore I Volley fill Mostly glacial materiol Montezuma Quartz Monronite fii2zzl Swondyke Hornblende Gneiss...connection with studies of ore deposits in the Montezuma mining district. The most comprehensive of these are the |  | | Report (volume) | | Bulletin, vol. 40. New York. American Institute of Mining Engineers: Bi-Monthly Bulletin, nos. 19-24; Transactions...series, vols. 25, 26. New Haven, Conn. American Mining Congress: Papers and Addresses, 10th Annual Session... vol. 2, no. 1. Oakland, Cal. California State Mining Bureau: Report of Board of Trustees for 1908; Bulletins... Ont. Canadian Mining Institute: Journal, vols. 10, 11. Ottawa, Ont. Canadian Mining Journal, vol. 29...Bulletins, nos. 10-12. Hartford, Conn. Delaware County Institute of Science: Proceedings, vol. 3, nos |  | | Report (volume) | | DIRECTOR GEOLOGIC RECONNAISSANCE SOUTHWESTERN NEVADA AND EASTERN CALIFORNIA SYDNEY H. BALL WASHINGTON...______ . _________i________________ History of mining development..--_________ r ________ Economic c...quartzrnonzonite porphyry _______________ White quartz-monzonite porphyry_____________ Diorite porphyry_______________-_...___________________ Economic geology__________-__________ Montezuma district_______________ ________ Lida_.______...dacite _._______________i__ Quartz latite and rhyolite.________________ Quartz basalt _.i_____________________ |  | | Report (volume) | | Boulder Creek type and age. Name applied to the "quartz monzonite gneiss" of Ball (1906) and Lovering and...felsic gneiss was formerly thought to be plutonic quartz monzonite intruded into Idaho Springs and Swandyke...foliated, and, among the granitoid facies, mainly quartz monzonitic to granitic in composition. Rocks that... Granitoid rocks, principally granodiorite and quartz monzonite, are by far the most abundant. They occur...Front Range. They are overwhelmingly of granitic or quartz monzonitic compositions, but alkalic and mafic |  | | Report (issue) | | deposits________________________ Quartz-tungsten veins......._____________________ Quartz-gold veins.._________...____________ Nevada and California, by E. N. Cameron and L. A. Warner__ _________________ ___. Nevada ___________...___________ Elko County. - ______ ... _ Star mine, Harrison Pass _____ ____ Pagยซ 59 61 61 63 63 63 Good... Tuscarora Range _____ _ ._. ________ Humboldt County Golconda manganese-tungsten depositNorth workings...Barite deposits, Battle Mountain area.. California-Nevada Barite Co. 63 64 64 64 64 65 65 65 65 Barium |  | | Book | | at aks SUMMIT AGold Rush History of Summit County, Coldrado By Mary Ellen Gilliland Copyright 1980... Colorado 80498 iv For the people of Summit County, past and present, and particularly, for Larry...Nineteen Summit Map Bibliography Index This Is Summit County Before the Rush Began: The Rocks That Made the...Breckenridge: Coloradoโs First Western Slope Community Montezuma: One Hundred and Fifteen Rollicking Years Dillon:...Silver Town Mining: The Pick, Pan and Blasting Powder Route to Riches Breckenridge Mining: Gulches of |  | | Report (issue) | | identified resources, mineral resource potential, mining activity, mineral setting, recommendations for...platinum, palladium) 7. Chromium/Chromite* 22. Quartz crystals 8. Cobalt* 23. Rutile 9. Columbium...lithium-bearing pegmatites are present in the Pala district about 6 mi to the south. However, no gem- or lithium-bearing...pegmatites in the nearby Pala district. Mining activity: There is no evidence of mining activity in the wilderness...study area nor is it in any mining district. There are no current mining claims in the wilderness study |  | | Report (issue) | | ..................................... B23 Montezuma Quartz Monzonite and associated aplitic rock.................................................. 23 Quartz monzonite........................................shear zone..................................... Montezuma shear zone......................................lineation of Precambrian rocks north and south of Montezuma stock............ 29 4. Foliation and mineral...folds of Precambrian rocks between Montezuma stock and Montezuma shear zone......................... |  | | Report (issue) | | into the Collegiate Peaks Wilderness (NF-180). Mining districts, mines, and mineral occurrences The study...and Barker, 1972). There are numerous mines and mining districts within and adjacent to the Collegiate...MountainCollegiate study area. The Cottonwood district southwest of Mt. Yale in the southern part of...Peaks Wilderness (Pearl, 1980). The Riverside district near Mt. Harvard produced gold, silver, copper...(Ed DeWitt, personal commun., 1985). The LaPlata district near Winfield in the center of the Collegiate |
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