	Becraft, George Earle, Picnkney, Darrell M., Rosenblum, Sam (1963) Geology and mineral deposits of the Jefferson City quadrangle, Jefferson and Lewis and Clark Counties, Montana. Professional Paper 428. US Geological Survey doi:10.3133/pp428	Report (issue)
	Deposits of the Jefferson City QuadranglJefferson and Lewis and Clark Counties, Montana By GEORGE E....1922Geology and mineral deposits of the Jefferson City quadrangl~, ·Jefferson and Lewis and Clark Counties, Montarra...deposits of the Jefferson City quadrangle, J e:fferson and Lewis and Cl ark Counties, Montana. 1963. (Card...2) 1 1. 'Geology-Montana-.Jefferson City quadrangle. 2. Ore-depositsMontana-Jefferson C:ity quadrangle...quadrangle. 3. Mines and mineral resources-Montana-Jefferson City quadrangle. I. Pinckney, Darrell Mayne, 1925-
	Tysdal, Russell G., Ludington, S.D., McCafferty, Anne E. (1996) Mineral and energy resource assessment of the Helena National Forest, west-central Montana. Open-File Report Vol. 1996 (96-683) US Geological Survey doi:10.3133/ofr96683a	Report (issue)
	ASSESSMENT OF THE HELENA NATIONAL FOREST, WEST-CENTRAL MONTANA Edited by R.G. Tysdal 1 , Steve Ludington2 , and...ASSESSMENT OF THE HELENA NATIONAL FOREST, WEST-CENTRAL MONTANA U.S. GEOLOGICAL SURVEY OPEN-FILE REPORT 96-683-A...in west-central Montana. It lies in the vicinity of Helena, the capitol city of Montana, and includes Federal...lands within parts of five counties: Broadwater, Jefferson, Meagher, Powell, and Lewis and Clark. * Gold...was discovered in the region in Powell County in 1852. Mining began in the 1860's, and since then the
	*Pinckney, D.M. (1965) Veins in the northern part of the Boulder batholith, Montana. Open-File Report* Vol. 1965 (65-123) US Geological Survey doi:10.3133/ofr65123**	Report (issue)
	IN THE NORTHERN PART OF THE BOULDER BATHOLITH, MONTANA by Darrell M. Pinckney U. S. Geological Survey...Pyrite-quarti aaaembl«,;e ' 27 29 Contents Page Galena-sphalerite asse-^blage .............. 30 Arsenopyrite-quartz.....«... . pocket 5. Geology of the Bunker Hill mine .............. pocket 6* Extent of alteration, W...pattern . » . . . * . ' 111. Quartz crystal replacing galena .............. 79 81 l£. Silicification in a...IN THE NORTHERN PART OF THE BOUUDER BATHOLITH, MONTANA by Darrell M. Pinckney ABSTRACT About 20 miles
	*(1897) Mining and Scientific Press* Vol. 74. Mining and Scientific Press**	Journal (volume)
	Nevada w^.- HKI£K UOLXuVKH fKK ANNUM. 2, 1897. Mining* Legislation. 'City. \\\'-- Bloffle Copies. ...for keeping the streams dredged. The Champion Mining Company's properties near The Committee on Legislation...The reopening of the old G win mine in Calaveras proposed by the Mining and Scientii-io Pkess and A 10-stamp...Spanish mine is also included putilisiied in the issues of October 31st and November county is an event... shaft, and putting ing properties in Nevada county. There was, when they took charge, up a 40-stamp

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Galena from Van Armin Mine, Amazon Mining District, Jefferson County, Montana, USA

Galena from
Van Armin Mine, Amazon Mining District, Jefferson County, Montana, USA