...Igor V. Pekov; Oleg I. Siidra; Nikita V. Chukanov; Vasiliy O. Yapaskurt; Dmitry I. Belakovskiy; Anna G. Turchkova; Gerhard Möhn The new mineral calamaite, Na 2 TiO(SO 4 ) 2 · 2H 2 O, was found in the oxidation zone of a pyrite orebody at the abandoned Alcaparrosa sulfate mine, Calama commune, El...

...Nikita V. Chukanov; Sergey M. Aksenov; Ramiza K. Rastsvetaeva; Gerhard Möhn; Vyacheslav S. Rusakov; Igor V. Pekov; Ricardo Scholz; Tatiana A. Eremina; Dmitriy I. Belakovskiy; Joachim A. Lorenz Abstract Magnesiovoltaite, a new voltaite-group mineral, was discovered in the Alcaparrosa mine, Cerro...

...A. R. Kampf; S. J. Mills; R. M. Housley; P. A. Williams; M. Dini Abstract Alcaparrosaite, ideally K 3 Ti 4+ Fe 3+ (SO 4 ) 4 O(H 2 O) 2 , is a new mineral from the Alcaparrosa mine, Cerritos Bayos, El Loa Province, Antofagasta, Chile (IMA2011-024). The mineral occurs on and intergrown...

...Mark C. Bandy Abstract This paper gives the results of a study of the mineralogy of Chuquicamata, Quetena, and Alcaparrosa, three sulphate deposits near Calama, in Northern Chile. The sulphate and chloride minerals, their description, their paragenesis, and the geochemistry of their formation...

...: McDonald, A.M., Stanley, C.J., Ross, K.C. and Nestola, F. (2016) Zincobriartite, IMA 2015-094. CNMNC Newsletter No. 29, February 2016, page 203; Mineralogical Magazine , 80 , 199–205. IMA No. 2015–095 Magnesiovoltaite K 2 Mg 5 Fe 3+ 3 Al(SO 4 ) 12 ·18H 2 O Alcaparrosa mine...

.... Pekov, R. Scholz, T.A. Eremina, D.I. Belakovskiy and J.A. Lorenz (2017) Magnesiovoltaite, K 2 Mg 5 Fe 3 3+ Al(SO 4 ) 12 ·18H 2 O, a new mineral from the Alcaparrosa mine, Antofagasta region, Chile. European Journal of Mineralogy, 28, 1005–1017. Magnesiovoltaite, (IMA 2015-95), ideally K 2 Mg 5 Fe 3...

..., and in the Mining Museum Příbram, Czech Republic. Yu.U. I.V. Pekov, O.I. Siidra, N.V. Chukanov, V.O. Yapaskurt, D.I. Belakovskiy, A.G. Turchkova and G. Möhn (2018) Calamaite, a new natural titanium sulfate from the Alcaparrosa mine, Calama, Antofagasta region, Chile. European Journal of Mineralogy, 30(4...

... coincident with the formation of IOCG deposits in the Andean belt. The Candelaria-Punta del Cobre district includes 10 different active mines: Candelaria, Candelaria Norte, Alcaparrosa, Santos, Atacama Kozan, Granate, Punta del Cobre, Mantos del Cobre, Carola, and Las Pintadas ( Fig. 2A ). The main...

... 2016-035. CNMNC Newsletter No. 33, October 2016, page 1136; Mineralogical Magazine , 80 , 1135–1144. IMA No. 2016-036 Calamaite Na 2 TiO(SO 4 ) 2 ·2H 2 O Alcaparrosa mine, Cerro Alcaparrosa, Calama commune, El Loa province, Antofagasta region, Chile (22°38′23″S, 69°9′3″W) Igor V...

... refinements of zoned philipsbornite–hidalgoite from the famous Tsumeb mine in Namibia; Kampf et al. ( 2012 ) describe the crystal structure of alcaparrosaite, a new and remarkable hydrophobic sulfate from Chile; Turner et al. ( 2012 ) describe two lead oxychlorides, hereroite and vladkrivovichevite...

... material is deposited in the collections of the Natural History Museum of Los Angeles County, Los Angeles, California, USA, catalogue numbers 63519 63520 and 63521 Alcaparrosa mine, Cerro Alcaparrosa, Antofagasta, Chile (approximately 22°39′S 69°10′W) Anthony R. Kampf*, Stuart J. Mills, Robert M...

.... Williams, and M. Dini (2012) Alcaparrosaite, K 3 Ti 4+ Fe 3+ (SO 4 ) 4 O(H 2 O) 2 , a new hydrophobic Ti 4+ sulfate from Alcaparrosa, Chile. Mineralogical Magazine, 76(4), 851–861. Alcaparrosaite (IMA 2011-024), ideally K 3 Ti 4+ Fe 3+ (SO 4 ) 4 O(H 2 O) 2 , is a new mineral from the Alcaparrosa mine...

...; St. Cyprien-sur-Dourdou and Aveyron, Kaymar, France (after Van Tassel 1972 ); Wieściszowice, Rudawy Janowickie, Poland ( Parafiniuk 1991 , 1996 ); Quebrada de la Alcaparrosa, Argentina ( Gordon 1941 ); Galena Hill near Porcupine Creek, Yukon Territory, Canada ( Van Tassel 1972 ); and Alum Cave...

.... For K-jarosite ( Fig. 3 ), we first compared the VNIR range for the three different localities, then focused our analyses on the two samples with the greatest range in spectral behavior: Copiapo Mine and Arabia. The Arabia jarosite is the purest in terms of K-jarosite chemistry whereas the Copiapo...

... environments, i.e., at La Alcaparrosa, Chile (sample Chile) and at the Dexter No. 7 mine, Calf Mesa, San Rafael Swell, Utah (sample Utah). 08 06 2009 27 03 2010 © 2010 Mineralogical Association of Canada 2010 coquimbite aluminocoquimbite new structure-type single-crystal structure...

... sulfide that hosts extremely acidic mine waters, some with negative pH values ( Nordstrom and Alpers 1999a , b ; Nordstrom et al. 2000 ). Some of the melanterite from the Richmond mine precipitated from mine water with a pH of −0.7 ( Alpers et al. 1994 , Nordstrom et al. 2000 ). The Mattie deposit...

... in coquimbite. Demartin et al . ( 2010a ) studied three samples of coquimbite from Vulcano, Italy; Alcaparrosa, Chile; and from the Dexter No. 7 mine, Utah, USA. In all cases, the 2 b site was occupied by Al, with only a partial replacement by Fe 3+ (i.e. Al 0.76 Fe 0.24 ) in the Chilean specimen...

...Robert Marschik; Lluís Fontboté Abstract Several iron oxide-rich Cu-Au(-Zn-Ag) deposits define an approximately 5-km-wide and at least 20-km-long belt along the eastern margin of the coastal batholith near Copiapó, Chile. This belt includes the large Candelaria mine and a group of middle...

...-trichite Río Tinto Spain M ining operations have exposed large volumes of rock to weathering by the atmosphere and hydrosphere. As a result, abnormal quantities of metals can contaminate drainage systems from mining regions. Extreme acidity in these drainage systems can develop due...