	*Leonard, Kenneth R. (1989) Preliminary deposit-type map of northwestern Mexico. Open-File Report* Vol. 1989 (89-158) US Geological Survey doi:10.3133/ofr89158**	Report (issue)
	UNITED STATES DEPARTMENT OF THE INTERIOR GEOLOGICAL SURVEY PRELIMINARY DEPOSIT-TYPE MAP OF NORTHWESTERN...Northwestern Mexico Los Gavilanes Tungsten District El Antimonio District Magdalena District Cananea District...estudios geologicos, geoquimicos y geofisicos en el prospecto "El Alacran", Sonora - hasta Marzo de 1970 [Report...geological, geochemical and geophysical studies at the "El Alacran" prospect, Sonora - prior to March 1970]...y "El Alacran"- Reconocimiento geologico y geofisico regional en el districto de Nacozari, en el estado
	Waring, Gerald Ashley, revised by Blankenship, Reginald R., Bentall, Ray (1965) Thermal springs of the United States and other countries of the world; a summary. Professional Paper 492. US Geological Survey doi:10.3133/pp492	Report (issue)
	PRINTING OFFICE, WASHINGTON : 1965 UNITED STATES DEPARTMENT OF THE INTERIOR JAMES G. WATT, Secretary GEOLOGICAL...___________________ Central America (Costa Rica, El Salvador, Guatemala, Nicaragua, and Panama)_________________...__________ _ ~egon Central America (Costa Rica, El Salvador, Guatemala, Nicaragua, and Panama) ________________...South America ________________________________ _ Argentina _________________________________ _ Bolivia _...__ _ _ __ __ __ __ __ _ _ _ Northern parts of Argentina and Chile showing location of thermal springs
	*(1987) Preliminary Metallogenic Map of North America: A listing of deposits by commodity. Circular* 858. US Geological Survey doi:10.3133/cir858c**	Report (issue)
	GEOLOGICAL SURVEY 1987 CIRCULAR 858-C DEPARTMENT OF THE INTERIOR DONALD PAUL HODEL, Secretary... modity. Notable examples include the Sullivan mine, Canada (CABC 329), and San Francisco del Oro, Mexico...commonly used name of the mineral deposit, district, mine, prospect, claim, or occurrence is reported. Synonyms...parentheses. Terms such as "district," "area," "mine," or "prospect" are added to many names to give...Committee (1981). Deposit/district name: Cornwall mine, Pennsylvania, USA {USPA 5) Geogolic deposit code:
	*Weed, Walter Harvey (1920) International Edition - A Manual of the Mining Industry of the World. The Mines Handbook - an Enlargement of the Copper Handbook* Vol. 14. W. H. Weed**	Report (volume)
	Canada THE MINES HANDBOOK Meeting tbe Needs of Mine and Smelter Hundreds of plants on both American...(all types) Crushers Crushing Rolls NEW YORK Mine Pumps Oil Engines Sampling Machinery Screens Stamp...all the metals, and a corresponding expansion of mine work. The MINES HANDBOOK will hereafter be published...Tuckahoe, N. Y., April, 1920. Vll THE MINES MINE HOISTS HANDBOOK AND Years of experience in building...Wellman- Send for our Bulletin F. 5, "Electric Mine Hoists," and get in closer touch with W-S-M equipment

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Alunite from El Gato Mine, Aldea Apeleg, Alto Río Senguer, Río Senguer Department, Chubut Province, Argentina

Alunite from
El Gato Mine, Aldea Apeleg, Alto Río Senguer, Río Senguer Department, Chubut Province, Argentina