1-20 OF 136 RESULTS FOR

Clark Fork lead silver district

Results shown limited to content with bounding coordinates.
Follow your search
Access your saved searches in your account

Would you like to receive an alert when new items match your search?
Close Modal
Sort by
Journal Article
Journal: Economic Geology
Published: 01 August 1946
Economic Geology (1946) 41 (5): 554–555.
Journal Article
Journal: Economic Geology
Published: 01 March 1946
Economic Geology (1946) 41 (2): 105–123.
...Alfred Leonard Anderson Abstract The lead-silver deposits in the Clark Fork district in Bonner County, Idaho, resemble those in the nearby Coeur d'Alene region, but some of the deposits have been substantially enriched by the late addition of hypogene silver and antimony minerals. The unenriched...
Series: Field Guide
Published: 01 January 2003
DOI: 10.1130/0-8137-0004-3.1
EISBN: 9780813756042
..., silver, and lead ores that have been extracted in the Hog Heaven mining district, which lies ~6 mi (9.7 km) north ( Johns, 1970 ). 105.1 (169.1) Turn off to the town of Hot Springs. The hot springs in this area are of the low temperature variety, averaging ~45 ºC, hot enough for swimming and bathing...
FIGURES | View All (9)
Journal Article
Journal: Economic Geology
Published: 01 June 2005
Economic Geology (2005) 100 (4): 689–705.
.... , and Zantop , H. , 1988 , The Santo Niño silver-lead-zinc vein, Fresnillo district, Zacatecas, Mexico: Part I, Structure, vein stratigraphy, and mineralogy : Economic Geology , v. 83 , p. 1597 – 1618 . Hancock , P.L. , and Barka , A.A. , 1987 , Kinematic indicators on active normal...
FIGURES | View All (15)
Series: GSA Field Guide
Published: 01 January 2010
DOI: 10.1130/2010.0018(01)
EISBN: 9780813756189
... sills, with the base not exposed ( Cressman, 1989 ). Note flat-irons of bedding planes across river in canyon walls. MP 17 This canyon was cut in the Middle Miocene when the Bitterroot River was deflected to the west by uplift of the Clark Fork-Ninemile fault. It deepens to 4000 feet as it crosses...
FIGURES | View All (12)
Series: GSA Special Papers
Published: 01 January 2007
DOI: 10.1130/2007.2434(10)
... d'Alene district (e.g., Bennett and Venkatakrishnan, 1982 ; White, 2000 ). The Lewis and Clark fault zone in the vicinity of the Clearwater complex (St. Joe, Benton Creek, and Kelly Forks faults) consists of steeply dipping slip surfaces bearing subhorizontal mineral lineations and slickenside striae...
FIGURES | View All (14)
Journal Article
Journal: Economic Geology
Published: 01 March 2004
Economic Geology (2004) 99 (2): 295–312.
... over 34,000 metric tons (t) of silver, together with 7.2 million metric tons (Mt) of lead and 2.8 Mt of zinc ( Long, 1998 ). Although structurally controlled, the veins in the Coeur d’Alene district are profoundly influenced by stratigraphy. The host rocks for these veins are Middle Proterozoic...
FIGURES | View All (14)
Journal Article
Journal: Economic Geology
Published: 01 January 2002
Economic Geology (2002) 97 (1): 23–42.
... the Montana-Idaho state line, centered on the South Fork of the Coeur d’Alene River in northern Idaho. The district produced 34,300 metric tons (t) of silver, 7,288,300 t of lead, and 2,870,000 t of zinc by 1998 ( Long, 1998 ). Mineralization is principally in galena-sphalerite and tetrahedrite veins...
FIGURES | View All (9)
Journal Article
Journal: Economic Geology
Published: 01 November 2004
Economic Geology (2004) 99 (7): 1385–1414.
...John F. Slack; Julie A. Dumoulin; Jeanine M. Schmidt; Lorne E. Young; Cameron S. Rombach Abstract Geochemical analyses of Paleozoic sedimentary rocks in the western Brooks Range reveal a complex evolutionary history for strata surrounding the large Zn-Pb-Ag deposits of the Red Dog district. Data...
FIGURES | View All (12)
Journal Article
Journal: Economic Geology
Published: 01 March 2010
Economic Geology (2010) 105 (2): 263–283.
... occurs as gold and silver minerals mostly associated with bornite-chalcocite mineralization disseminated within more distal granular garnet alteration. Fluids were derived from the crystallization of several porphyry phases that intruded into an upper crustal level, possibly as a cupola above...
FIGURES | View All (18)
Journal Article
Journal: Economic Geology
Published: 01 March 2005
Economic Geology (2005) 100 (2): 225–252.
...), which are overlain by metasedimentary and minor mafic metavolcanic rocks ( Clark et al., 1999 ). The metavolcanic rocks ( Fig. 6G ) are equivalent to the Persimmon Fork Formation and the metasedimentary rocks to the Richtex Formation. Hypogene mineralization consists of lenses of massive barite...
FIGURES | View All (12)
Journal Article
Journal: Economic Geology
Published: 01 September 2012
Economic Geology (2012) 107 (6): 1321–1339.
...Frank C. Ramos; Philip E. Rosenberg Abstract Sm-Nd, Pb, and Sr isotope and rare-earth element (REE) analyses of quartz-carbonate veins associated with the Coeur d’Alene mining district, Idaho and western Montana, constrain the age and origin of Coeur d’Alene veining. An Sm-Nd isochron age...
FIGURES | View All (9)
Journal Article
Journal: Economic Geology
Published: 01 March 2019
Economic Geology (2019) 114 (2): 375–396.
... on available drill hole data as of September 1, 2012, amount to 12.45 million tonnes of 132 g/t Ag, 0.24 g/t Au, 2.86% Pb, and 6.47% Zn. The estimated total resource consists of 52.7 Moz of silver, 785 Mlb of lead, 1,777 Mlb of zinc, and 96,000 oz of gold ( Ross, 2012 ). Despite the fact that the major...
FIGURES | View All (12)
Journal Article
Published: 01 February 2020
Earthquake Spectra (2020) 36 (1): 422–451.
... County that flow into the Great Salt Lake. In Utah County, the Provo River, Hobble Creek, the Spanish Fork River, and the American Fork River are the primary rivers found in Utah County, all of which flow into Utah Lake. The Utah Geological Survey (UGS) (n.d.) has completed detailed surficial...
FIGURES | View All (11)
Journal Article
Journal: GSA Bulletin
Published: 01 January 2008
GSA Bulletin (2008) 120 (1-2): 179–194.
... Ma North Fork terrane; detrital zircon U-Pb ages indicate that the clastic debris had a regional eastern Klamath source. The Eastern Hayfork cherty mélange contains ophiolitic scraps and distinctive olistostromal sandstone blocks evidently derived from the nearby Eastern Klamath Antelope Mountain...
FIGURES | View All (8)
Journal Article
Journal: Economic Geology
Published: 25 March 2021
Economic Geology (2021)
... deposit, Carolina slate belt : Geological Society of America, Abstracts with Programs , v. 24 , no. 2 , p. 8 – 9 . Clark , S.H.B. , Gray , K.J. , and Back , J.M. , 1999 , Geology of the Barite Hill gold-silver deposit in the southern Carolina slate belt : Economic Geology , v. 94...
FIGURES | View All (17)
Journal Article
Journal: Economic Geology
Published: 01 November 2004
Economic Geology (2004) 99 (7): 1267–1280.
... , I.L. , 1982 , The Story Creek and Whoopee Creek lead-zinc-silver occurrences, western Brooks Range, Alaska : U.S. Geological Survey Circular 844 , p. 35 – 38 . Forrest , K. , 1983 , Geologic and isotopic studies of the Lik deposit and the surrounding mineral district, De Long...
FIGURES | View All (7)
Journal Article
Journal: Economic Geology
Published: 01 August 2015
Economic Geology (2015) 110 (5): 1143–1156.
...-lead-silver deposit, western Brooks Range, Alaska : Unpublished Ph.D. dissertation , Tucson , University of Arizona , 142 p. Slack J.F. Dumoulin J.A. Schmidt J.M. Young L.E. Rombach C.S. , 2004a , Paleozoic sedimentary rocks in the Red Dog Zn-Pb-Ag district and vicinity...
FIGURES | View All (8)
Journal Article
Journal: Economic Geology
Published: 01 November 2004
Economic Geology (2004) 99 (7): 1415–1434.
...—Geology of Canada , v. 4 , p. 677 – 705 . Goodfellow , W.D. , Lydon , D.W. , and Turner , R.J.W. , 1993 , Geology and genesis of stratiform sediment-hosted (sedex) zinc-lead-silver sulfide deposits : in Kirkham , R.V. , Sinclair , W.D. , Thorpe , R.I. , and Duke , J.M...
FIGURES | View All (14)
Journal Article
Journal: Palynology
Published: 01 March 2016
Palynology (2016) 40 (S1): 2–131.
...James B. Riding; Joyce Lucas-Clark Abstract Occasionally (and fortunately), circumstances and timing combine to allow an individual, almost singlehandedly, to generate a paradigm shift in his or her chosen field of inquiry. William R. (‘Bill’) Evitt (1923–2009 ) was such a person. During his career...
FIGURES | View All (43)