 | | Journal (article/letter/editorial) | | CARBONATIC NIOBIUM-RARE EARTH DEPOSITS, RAVALLI COUNTY, MONTANA* E. Wrr. Horxnrcn aNl A. A. LBvrxsotl,...Aesrnacr Carbonatic Nb RE deposits of Ravalli County, Montana contain chiefly doiomite and Sr-Ba calcite...actinolite, allanite, quartz, barite, apatite, monazite, pyrite, magnetite, and columbite. Rarer unusual...GenerolStatement Mineral depositsof unusual characteristicsoccur in the southwestern corner of Montana in Ravalli...Ravalli County, in the headwatersof the West Fork of the Bitterroot River along the eastern flank of the |  | | Journal (issue) | | —————————— Mineral News ————————————————— Page Mineral News Vol. 38, No. 2 February, 2022 The Mineral Collector’s...Recovery of a Trophy “Float Copper” in Keweenaw County of the Michigan Copper Country Tom Rosemeyer tajmahal@gilanet...page 8) Rare Earth Element Minerals from Sheep Creek, Montana Frank Dudás (foldudas@verizon.net) and Nilanjan...in the Sheep Creek area near the Montana – Idaho border, at the southern end of Ravalli County, Montana...called the Dark Star Mine, immediately east of Sheep Creek and the West Fork of the Bitterroot River. The |  | | Journal (article/letter/editorial) | | VOL. 107 September–October NO. 6 Origins of Mineral Deposits, Belt-Purcell Basin, United States and...mesothermal Pb-Zn-Ag veins of the Coeur d’Alene district in northern Idaho (total production: Pb, 7.5 Mt;...associated polymetallic veins in the Butte district in Montana (total resource: Cu, 35 Mt; Zn, 4.6 Mt; Ag...years of production. Mining of 26 major vein deposits in the Coeur d’Alene district began in the 1880s...peaked about 1950. Production in the Coeur d’Alene district continues today from the Galena and Lucky Friday |  | | Journal (issue) | | —————————— Mineral News ————————————————— Page Mineral News Vol. 38, No. 3 March, 2022 The Mineral Collector’s... The Ravine, Fine, St. Lawrence County, New York An Obscure Mineral Locality Re-Discovered Steven C....connect close to this intersection. Three well-known mineral localities are within walking distances of each...that several collectors in the St. Lawrence County Mineral Club had told him about an old locality in...Emirates Tony Nikischer tony@excaliburmineral.com Mineral specimens from the United Arab Emirates are few |  | Graham, G., Hitzman, M. W., Zieg, J. (2012) Geologic Setting, Sedimentary Architecture, and Paragenesis of the Mesoproterozoic Sediment-Hosted Sheep Creek Cu-Co-Ag Deposit, Helena Embayment, Montana. Economic Geology, 107 (6) 1115-1141 doi:10.2113/econgeo.107.6.1115 | Journal (article/letter/editorial) | | Mesoproterozoic Sediment-Hosted Sheep Creek Cu-Co-Ag Deposit, Helena Embayment, Montana GARTH GRAHAM,1,† MURRAY...within the Mesoproterozoic Newland Formation. The Sheep Creek Cu-Co deposit occurs within a structural block...development for the Sheep Creek Cu-Co-Ag deposit. Introduction THE SHEEP Creek sedimentary rock-hosted...approximately 32 km north of White Sulphur Springs, Montana, in the Helena Embayment, the eastern branch of...pyrite horizons within the Newland Formation. The Sheep Creek deposit was discovered by Cominco American Inc |  | | Journal (article/letter/editorial) | | Montana Mineral Locality Index Downloaded by [University of Nebraska, Lincoln] at 20:00 09 April 2015...2015 K NOWN AS THE TREASURE STATE, Montana is rich in mineral and gemstone localities. The state motto...with its representation of mining tools clearly proclaim Montana’s mining origins. Montana’s production...known as the duckbill dinosaur. Although a state mineral has not been designated, there are two official...gem and mineral literature has been published describing the occurrence, collecting, mining, and cutting |  | | Report (issue) | | Crystal Data: and grains. Mineral Data Publishing, version 1.2 Tetragonal. Point Group: 4=m As crystals...908{6.006 Z = 16 X-ray Powder Pattern: Ravalli Co., Montana, USA. 1.335 (100), 1.422 (25), 3.139 (10),...by diabase sills and small pegmatites (Ravalli Co., Montana, USA). Association: Quartz, calcite, aegirine...ancylite, aeschynite, monazite, sodic amphiboles, barite (Ravalli Co., Montana, USA); benitoite, bario-orthojoaquinite...bario-orthojoaquinite, fresnoite, natrolite (Gem mine, California, USA). Distribution: In China, from the Baiyun-Obo mine |  | | Report (issue) | | AND NIOBIUM-BEARING RUTILE OF THE MINERAL HILL ri.-7,IcT, LEMHI COUNTY, E. P. Kaii2_' Jaly 1956 OPEN...fault faults Origin of the metamorphic rocks Mineral deposits General Deposits of rare elements Origin...minerals from Mineral Hill district, Idaho 34 FIGURES Figure 1.--Index map of Lemhi County, Idaho 5 ...--Location map of part of Lemhi County, Idaho, and Ravalli County, Montana 6 Figure 3.--Preliainary geologic...geologic map of the Mineral Hill district, Lemhi County, Idaho Figure 4.--Nap of Silver King and Lee |  | | Journal (article/letter/editorial) | | CONCENTRATIONS IN Co-Cu-Au ORES OF THE BLACKBIRD DISTRICT, IDAHO JOHN F. SLACK† U.S. Geological Survey,...of strata-bound Co-Cu-Au ore from the Blackbird district in Idaho shows previously unknown high concentrations...electron microscopy indicates REE and Y residence in monazite, xenotime, and allanite that form complex intergrowths...Deposits of the Blackbird District Co-Cu-Au deposits of the Blackbird district constitute the only significant...and Scales, 2001). Based on data from the Hanna Mining Co., Bennett (1977, table 2) calculated unmined |  | | Journal (article/letter/editorial) | | specimensfrom the carbonate veins or vein-dikes at Ravalli Co., Montana; the Rocky Boy Stock, Montanal Lemhi Co...from the carbonate vein-dike occurrencesat Ravalli Co., Montana; the Rocky Boy Stock, Montanal Lemhi Co...compositions determined. The carbonaterocks at Ravalli Co., Montana have been describedby an Heinrich and Levinson...veins in the Rocky Boy Stock, Bearpaw Mountains, Montana are regardedby Pecora (1962) as carbonatites,and...Locality Ravalli Co., Montana Barite-bearing carbonate, Rocky Point 15 deposit, Wood Creek (Sr8?/g1eo)t |  | Lund, K., Tysdal, R. G., Evans, K. V., Kunk, M. J., Pillers, R. M. (2011) Structural Controls and Evolution of Gold-, Silver-, and REE-Bearing Copper-Cobalt Ore Deposits, Blackbird District, East-Central Idaho: Epigenetic Origins. Economic Geology, 106 (4) 585-618 doi:10.2113/econgeo.106.4.585 | Journal (article/letter/editorial) | | REE-Bearing Copper-Cobalt Ore Deposits, Blackbird District, East-Central Idaho: Epigenetic Origins K. LUND...(± Ag ± Ni ± REE) ore deposits of the Blackbird district, east-central Idaho, have previously been classified...section. New studies indicate that, across the district, mineralization was introduced into the country...maintain consistent order and sulfide mineral associations across the district. Both early and late quartz veins...in the quartz veins. REE minerals, principally monazite, allanite, and xenotime, are associated with both |  | Lund, Karen, Alminas, H.V., Kleinkopf, M.D., Ehmann, W.J., Bliss, J.D. (1989) Preliminary mineral resource assessment of the Elk City 1 degree x 2 degrees Quadrangle, Idaho and Montana; compilation of geologic, geochemical, geophysical, and mineral deposits information. Open-File Report Vol. 1989 (89-16) US Geological Survey doi:10.3133/ofr8916 | Report (issue) | | PRELIMINARY MINERAL RESOURCE ASSESSMENT OF THE ELK CITY 1°X2° QUADRANGLE, IDAHO AND MONTANA: Compilation...Compilation of geologic, geochemical, geophysical, and mineral deposits information By KAREN LUND1, HENRY V........ SECTION E: MINERAL RESOURCE ASSESSMENT................................. Mineral Occurrences, Prospects...1. Index map of mining districts in the Elk City I°x2° quadrangle, Idaho and Montana...................1979........... A2. Index to geologic mapping in Montana and to mapping in Idaho available after 1979 . |  | | Report (issue) | | various cooperating agencies, as indicated, Creek, Delta Creek, and Bradley Lake, Alaska, and the geology...Division concern the potential waterpower of Cascade Creek, Scenery MAPS AND REPORTS 1. Ames, F. C,, Sediment...report on the geology of Lake Mary quadrangle, Iron County, Mich.; 133 p., 7 pls., 37 figs., 4 tables. Mar...groundwater development in the Fort Stockton area, Pecos County, Tex.: 105 p., 1 pl., 4 figs. Sept. 21, 1956. 302...in vicinity of Philmont Boy Scout Ranch, Colfax County, N.Mex.: 14p. Oct. 16, 1956. 279 Geology Bldg. |  | | Journal (article/letter/editorial) | | Butte shale-hosted copper deposit, Belt Basin, Montana, USA Joshua White & Christopher H. Gammons & G. A...Black Butte copper deposits (formerly known as Sheep Creek) are a group of sediment hosted, laterally extensive...that is typical of SEDEX deposits. This unique mineral deposit model may have applications to other districts...Geological Engineering, Montana Tech, 1300 West Park Street, Butte, MT 59701, USA e-mail: cgammons@mtech...G. A. Zieg 617 E. 17th Ave., Spokane, WA 99203, USA Keywords SEDEX . Stratiform copper . Siegenite |  | | Report (volume) | | Thorium Deposits in East-Central Idaho Southwestern Montana GEOLOGICAL SURVEY BULLETIN 988-H Uranium...Thorium Deposits in East-Central Idaho Southwestern Montana By ALBERT F. TRITES, JR., and EDWIN W. TOOKER ... Hydrothorite (?)____________________________ Monazite...-_--_____________________________________ Allanite______..._________________________________________ North Fork-Shoup district, Idaho___-__. ___________ Garm- Lamoreaux mine______...claim_________________________________________ Blackbird district, Idaho_._______________________________ Calera |  | | Book (edition) | | and H. W. Fairbairn (1962B) 9-3: Engineering and Mining Journal (Anonymous, 1961) 9-4: Canadian Geological...carbonatites to subsilicic alkalic igneous rocks point to the necessity of considering the origin of carbonatites...certain elements are represented mineralogically (monazite vs. RE carbonates). As in silicate igneous rocks...and potential producers of such diverse economic mineral products as phosphate, Fe, Cu, barite, vermiculite...field work on the Iron Hill complex of Gunnison County, Colorado, in 1912-1913. Although his final results |  | | Report (issue) | | Abstract Cobalt (Co) is a potentially critical mineral. The vast majority of cobalt is a byproduct of...only sedimentary rock-hosted stratiform copper district that contains significant cobalt. Its presence...with ultramafic rocks, typified by the Bou Azzer district of Morocco, represent another type of primary...Belt-Purcell basin of British Columbia (Canada), Idaho, Montana, and Washington for different styles of sedimentary...• Besshi-type VMS deposits, such as the Greens Creek (Alaska) deposit and the Ducktown (Tennessee) waste |  | Perelló, José, Clifford, John A., Wilson, Alan J., Kennedy, Sean, Creaser, Robert A., Valencia, Victor A. (2021) On the timing and metallogenic implications of the sediment-hosted stratiform copper–silver mineralization in the Creston Formation (Belt-Purcell Supergroup), British Columbia, Canada. Ore Geology Reviews, 131. 104032pp. doi:10.1016/j.oregeorev.2021.104032 | Journal (article/letter/editorial) | | Washington State University, Pullman, WA 99164-2812, USA b A R T I C L E I N F O A B S T R A C T Keywords:...lithostratigraphic unit of the Ravalli Group of western Montana. The Ravalli Group hosts the largest sediment-hosted...presents Fig. 1. The Belt-Purcell Supergroup in the USA and Canada. a. Geographic extent of the Belt-Purcell...Belt-Purcell Supergroup within key areas of Canada and the USA, with established correlations between formations...strata of the Purcell Anticlinorium spanning the USA-Canada border and principal controlling structures | | | Report (issue) | | DEPARTMENT OF THE INTERIOR U.S. GEOLOGICAL SURVEY Mineral Resource Appraisal of the Salmon National Forest...to assist the Forest Service in incorporating mineral resource data in forest plans as specified by the...Regulations and to augment the Bureau of Mines' mineral information as required by the National Materials...published information, field investigations, and mining company data. 2 ABBREVIATIONS USED IN THIS REPORT...production Mineral resources Mining districts Gibbonsville Mining District Indian Creek Mining District Mineral |  | | Journal (article/letter/editorial) | | Clearwater_ --- - .'L- 'I i INDEX "'1": I ') MINERAL LOCALITY ·~~e" I ' I' - BenewahI • r (' /----...its pyromorphite, Idaho also boasts many other mineral species. ( :\.. -~:/ Idaho <....: (_ ", I ...- - : r -\ THIS INDEX BRIEFLY DESCRIBES the mineral localities in Idaho; all known localities that...specimens, are either inaccessible or are in closed mining districts, or are closed for political reasons...low population of Idaho, it receives much less mineral collector attention than some other states. For |  | | Report (volume) | | as the principal commodity or as a byproduct of mining other metals, based on a review of worldwide information...descriptive models were based on a single deposit or district and therefore lacked grade-tonnage distributions...only the first step in conducting a quantitative mineral resource assessment. In addition to being able................................................ Montana (tract 19, map 1)................................Colombia, and more recently as byproducts from mining of sediment-hosted copper deposits in the Kupferschiefer |  | | Report (volume) | | investigations maps.__._.___ Mineral investigations field studies maps Mineral investigations resource appraisals...Geophysical Union.. Transactions, American Institute of Mining and Metallurgical Engineers _..._ American Journal...Colorado Mining Association publications . Economic Geology. _ . _ ___... Engineering and Mining Journal...of Sedimentary Petrology_...__._ Mines Magazine Mining Engineering ........___..._...._____ Advances in...Tallahassee, Fla. GA Georgia Department of Mines, Mining and Geology, 425 State Capitol, Atlanta, Ga. IM |  | | Report (issue) | | . . . . . . . . . . . . . . . . . . Fairbanks district . . . . . . . . . . . . . . . . . . . . . Geology... . . . . . . . . . . . . . . CHAPTER B. -Grant Creek area, by · P. L. Killeen and M. G. White Abstract...sketch map of the Pedro Dome area., Fairbanks district. .................... ,. . . . . . . . . . . ... . . . . . . . . . . Drainage map of the Grant Creek area, Yukon region . . . . . . . . . . . . . . ...bedrock occurrence is doubtless also as an accessory mineral in the granitic rocks. A reconnaissance conducted |  | | Report (issue) | | Geology and Mineral Resources of the Lemhi Pass Thorium District, Idaho and Montana By MORTIMER H....chemistry of the thorium veins in the Lemhi Pass district UNITED STATES GOVERNMENT PRINTING OFFICE...1918Geology and mineral resources of the Lemhi Pass thorium district, Idaho and Montana. (Geology and resources...16:1049-A 1. Geology—Lemhi Pass region, Idaho and Montana. 2. Thorium ores—Lemhi Pass region, Idaho and Mont...acknowledgments ............................. 5 Rocks of the district ............................................. |  | | Report (issue) | | quadrangle and adjacent areas _____ _ E ter-Cleary mineral belt, Fairbanks region ________________________...___________________ -_-----Lode and placer gold deposits, Mohave County _______________________ _ California ________________________...studies at Bodie ___________ _ Mother Lode, Amador County __________ _ Tertiary gravels, Nevada City area...Basin ________ _ _ _ Geophysical stu die at Cripple Creek ______ Niobium and other elements, Gem Park Complex...- - - - - - M~ne ____________________________ Mineral deposits near We t Pembroke _____ _ Interpretation |
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