	*(1915) Mineral deposits of the Santa Rita and Patagonia Mountains, Arizona. Bulletin* Vol. 582. US Geological Survey doi:10.3133/b582**	Report (volume)
	DEPOSITS OF THE SANTA RITA AND PATAGONIA MOUNTAINS ARIZONA BY FRANK C. SCHRADER WITH CONTRIBUTIONS BY JAMES...17 Climate and vegetation. 18 _._ History of mining and present conditions___________________ 20 ...____________ Mining districts, camps, and properties. Helvetia district_ . General features. __ Helvetia camp__..._______________ _____ Ore deposits _ . Copper World mine ____ _____ _____ Location and topography _ _ History..._____ Black Horse mine _ Leader mine_ '. Isle Royal mine Heavy Weight mine Old Dick mine _______________
	*(1913) Some ore deposits in northwestern Custer County, Idaho. Bulletin* Vol. 539. US Geological Survey doi:10.3133/b539**	Report (volume)
	BULLETIN 539 SOME ORE DEPOSITS IN NORTHWESTERN OUSTER COUNTY, IDAHO BY JOSEPH B. UMPLEBY WASHINGTON GOVERNMENT........ Future of mining in northwestern Custer County......................... Mining districts............................................ Bay Horse district....................................................................................... 56 56 Mining conditions. .....................................prospects...................................... Ramshorn mine................................................
	*(1942) California Journal of Mines and Geology* Vol. 38. State Division of Mines**	Journal (volume)
	LOGAN, District Mining Engineer C. McK. Laizure, District W. Burling Tucker, Reid J. _ Mining Engineer...Engineer District Sampson, Assistant Mining Engineer District Engineer Chas. V. Averii.l, District Mining...Mining Engineer J. C. O'Brien, District Mining Engineer George John Gary, Mineral Technologist L. ... Statistician and Curator G. Hubbard, Junior Mining Engineer (Librarian) San Francisco Sacramento... CONTENTS Page REPORTS OF DISTRICT MINING ENGINEERS Sacramento Field District 6 7 Mines and Mineral Resources
	*(1900) Mining and Scientific Press* Vol. 80. Mining and Scientific Press**	Journal (volume)
	Exposition.* G. Dodd, the superintendent of the mining departof the Union Iron Works, it will readily...mountain and Gopher Ridge, in Cala- ; veras county, Cal., lies Salt Spring val- Through this trough-like...greatly varying size. The gold-bearing quartz of the district is associated with these dykes, usually constituting...is that of the building and head frame at that mine. An electric plant is stalled at La Grange...contemplation at this mine. Works, •Cut copyrlghleil by the Union Ii'on S. F. vi- m 1 Mining and Scientific
	*(1897) The Engineering and Mining Journal* Vol. 63. The Scientific Publishing Co.**	Journal (volume)
	f.p. for for:v -" ...THE EN. N o GI "RNAL MINE NI'N NG G. J ou VOLUN/1E JANUARY TO LXIII. ...YORPQ. : - . - ". • : THE ENGINEERING AND MINING JOURNAL. VOLUME LXIII. JANUARY TO JULY, 1897...Aluminum, Prices of.................. 565 Accident Mine, Colo.......... 97 63, 159 Aluminum Reduction, Gooch's...118 Alabama Industrial and Scientific Amador Queen Mine, Cal..... ...... 263 Acetylene Gas, Conner's Pat... Doddridge's Pat...... 487 "Alabama, Johns Coal Mine. 74 Amalgamating Process, FischerAcetylene Gas,
	*Emmons, William Harvey, Calkins, Frank Cathcart (1913) Geology and ore deposits of the Philipsburg quadrangle, Montana. Professional Paper* 78. US Geological Survey doi:10.3133/pp78**	Report (issue)
	............................ . ........ ... . Hematite ........................ ..... . . ........................................... -_... . Calcite group ... ...................... , ..................... ............ . .................... . Olivine group ............. .. .................................... . . . . ... .................... . Epidote group .. .. ...............................................· ....... ... .................... . Humite group ........... . . . .. ..... .............. .. ..
	*(1941) California Journal of Mines and Geology* Vol. 37. State Division of Mines**	Journal (issue)
	A. Logan, District Mining Engineer C. Jenkins, Chief Geologist McK. Laizure, District W. Burling...Tucker, Reid J. Mining Engineer District Sampson, Assistant Mining Engineer District Engineer Chas...Chas. V. Averill, District Mining Engineer George John L. Gary, Mineral Technologist F. Bongard, Ore-Buyers'...C. Statistician and Curator O'Brien, Junior Mining Engineer (Librarian) Eldridge D. Drew, Geological...OF CONTENTS Page DISTRICT REPORTS OF MINING ENGINEERS 7 Sacramento Field District 7 San 7 Francisco

Mindat.org is an outreach project of the Hudson Institute of Mineralogy, a 501(c)(3) not-for-profit organization.
Copyright © mindat.org and the Hudson Institute of Mineralogy 1993-2024, except where stated. Most political location boundaries are © OpenStreetMap contributors. Mindat.org relies on the contributions of thousands of members and supporters. Founded in 2000 by Jolyon Ralph.
Privacy Policy - Terms & Conditions - Contact Us / DMCA issues - Report a bug/vulnerability Current server date and time: May 13, 2024 23:30:54

Go to top of page

Hematite from Golden Gate Mine group, Rosemont (Rosemont Camp), Helvetia-Rosemont Mining District, Pima County, Arizona, USA

Hematite from
Golden Gate Mine group, Rosemont (Rosemont Camp), Helvetia-Rosemont Mining District, Pima County, Arizona, USA