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Melanterite from
79 Mine (79th Mine; Seventy-Nine Mine; Seventy-Nine property; McHur prospect), Chilito, Hayden area, Banner District, Dripping Spring Mts, Gila Co., Arizona, USA

Formula:Fe2+(H2O)6SO4 · H2O
Comments:Sparingly as encrustations & efflorescences, blankets - floor 5th. level & 6th level, associated with pyrite.
Habit:Short, acicular, prismatic, aggregated into blankets.
Validity:Believed Valid
References:Anthony, J.W., et al (1995), Mineralogy of Arizona, 3rd.ed.: 292; Wilson, E.D. (1951), Arizona zinc and lead deposits, part II, AZ Bur. of Mines Bull. 158: 80; Keith, S.B. (1972), Mineralogy and paragenesis of the 79 mine lead-zinc-copper deposit, Min.Rec.: 3: 247-264; Galbraith, F.W. & Brennan (1959), Minerals of AZ: 61.
Associated Minerals:
Mineral Data:Click here to view Melanterite data
Locality Data:Click here to view 79 Mine (79th Mine; Seventy-Nine Mine; Seventy-Nine property; McHur prospect), Chilito, Hayden area, Banner District, Dripping Spring Mts, Gila Co., Arizona, USA
Nearest other occurrences of Melanterite
39.0km (24.2 miles) A Old Dominion Mine (Old Dominion shaft; Globe and Transit Mine; Old Dominion and United Globe Mine), Buffalo Hill, Old Dominion vein system, Globe, Globe Hills, Globe Hills District, Globe-Miami District, Gila Co., Arizona, USA
98.9km (61.4 miles) B El Tiro Mine (El Tiro pit; El Tiro open pit; Red Rock group), Silver Bell Mine, Mineral Mountain, Silver Bell District, Silver Bell Mts, Pima Co., Arizona, USA
118.1km (73.4 miles) C San Xavier pit (San Xavier open pit; San Xavier West Mine; San Xavier Unit Open pit), Mission complex, San Xavier, Pima District (Olive District; Mineral Hill District; Twin Buttes District), Sierrita Mts, Pima Co., Arizona, USA
134.9km (83.8 miles) D Morenci Mine (Morenci pit; Phelps Dodge Morenci Mine; Morenci-Metcalf), Morenci, Copper Mountain District (Clifton-Morenci District), Shannon Mts, Greenlee Co., Arizona, USA
158.5km (98.5 miles) E St. Louis Mine (St. Louis prospect), Anaconda Mine group, Temporal Gulch, Wrightson District, Santa Rita Mts, Santa Cruz Co., Arizona, USA
171.9km (106.8 miles) F Last Chance Mine (1907 Mine), Casey Hill, Courtland, Turquoise District (Courtland-Gleeson District), Dragoon Mts, Cochise Co., Arizona, USA
187.3km (116.4 miles) G Buena Vista Mine (Goodview Mine), Providencia Canyon, Patagonia District, Patagonia Mts, Santa Cruz Co., Arizona, USA
197.0km (122.4 miles) H Bisbee, Warren District, Mule Mts, Cochise Co., Arizona, USA
Mineral and/or Locality  
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