 | | Journal (article/letter/editorial) | | indirectly (e.g., alteration of mine tunnel walls; weathering products of mine dumps and slag). A second human...occurrences Number of localities I. Mine-associated (“post-mine”) minerals Formula Type locality; other...Dandy mine, Paradox Valley, Montrose County, Colorado Metadelrioite 2 SrCa(VO3)2(OH)2 Jo Dandy mine, Paradox...Paradox Valley, Montrose County, Colorado Rosièresite 2 PbxCuyAlz(PO4)m·nH2O Rosières, Carmaux, France;...Finistère, France Schuetteite 15 Hg3O2(SO4) Ocean mine dump, San Luis Obispo County, California Smrkovecite |  | | Journal (article/letter/editorial) | | melanterite group, and cuprian pentahydrite: Their occurrence within mine waste RONALD C. PETERSON,1,*...mineral species with direct relevance to reactions in mine waste, occurs in a mineralogically zoned assemblage...assemblage in sheltered areas at the abandoned Big Mike mine in central Nevada at a relative humidity of 65%...site-distortion data of substituted melanterite. Cuprian pentahydrite, with the formula (Mg0.49Cu0.41Mn0.08Zn0.02)SO4·5H2O...precipitated and quickly dehydrated to cuprian pentahydrite. These observations are consistent with previous |  | | Report (issue) | | Ischl, Austria. (2) Na12 Mg7 (SO4 )13 15H2 O. • Occurrence: An uncommon mineral in marine salt deposits;...blödite, langbeinite, aphthitalite, epsomite, pentahydrite, hexahydrite, kieserite, mirabilite, starkeyite...Hallstatt, and Hall, Austria. In Germany, in the StassfurtAschersleben-Bernburg potash district, Saxony-Anhalt;...Province, China. In the USA, in the Carlsbad potash district, Eddy Co., New Mexico; from northwest of Grand...the Mint, Vienna, Austria. Type Material: Natural History Museum, Vienna, Austria, A.x.583–A.x.585. |  | | Journal (issue) | | hazardous facilities and activities Management of land use including socio-political aspects of decision-making...University of Kansas Department of Geology 120 Lindley Hall Lawrence, K 66045-2124, USA General Geochemistry...threat to Hanover Creek via siltation. Key words Mine Mill tailings waste - Metal leaching - Oxidation...here as the Hanover tailings, from the Empire Zinc Mine. We describe and document the mineralogical and...for environmental impacts (Fig. 1). Study of Pecos Mine tailings (northern New Mexico) indicate that |  | | Report (issue) | | Pentahydrite MgSO4 • 5H2 O c 2001-2005 Mineral Data Publishing, version 1 Crystal Data: Triclinic...efflorescence on mine timbers (Virginia City, Nevada, USA); in acid sulfate soils (Basse-Casamance Valley, Senegal)...Co., and northwest of Grand Junction, in the West Salt Creek watershed, Mesa Co., Colorado; at The Geysers...Comstock district, Storey Co., Nevada. At Copaquire, Tarapacá, Chile. In the Basse-Casamance Valley, Senegal...II, 492–493. (2) Baur, W.H. and J.L. Rolin (1972) Salt hydrates. IX. The comparison of the crystal structure |  | | Journal (article/letter/editorial) | | sulfate tetrahedra similar to the structure of pentahydrite. All the water molecules directly coordinate...(CCP14). Keywords: Cranswickite, starkeyite, pentahydrite, epsomite, meridianiite, chalcanthite, powder...MgSO4·4H2O and has an atomic structure similar to pentahydrite MgSO4·5H2O but has not been observed in any...Mineral name Meridianiite Epsomite Hexahydrite Pentahydrite Starkeyite Cranswickite 2.5 hydrate Sanderite...atomic linkage is the same as that observed in pentahydrite MgSO4·5H2O (Baur and Rolin 1972), chalcanthite |  | Pozo-Antonio, José Santiago, Rivas, Teresa, Dionísio, Amelia, Barral, Diana, Cardell, Carolina (2020) Effect of a SO2 Rich Atmosphere on Tempera Paint Mock-Ups. Part 1: Accelerated Aging of Smalt and Lapis Lazuli-Based Paints. Minerals, 10 (5) 427 doi:10.3390/min10050427 | Journal (article/letter/editorial) | | dioxide; physical-chemical change; sulfate-rich salt; aging Minerals 2020, 10, 427; doi:10.3390/min10050427...to alkaline loss from the glass, or K/Co soap and salt formation (in oil-rich paints). Lapis lazuli was...Gypsum Bassanite Pentahydrite Lazurite Calcite Diopside Gypsum Bassanite Pentahydrite Haüynite Lazurite...Gypsum. CaSO4 ·2H2 O; Bassanite: CaSO4 ·1/2H2 O; Pentahydrite: MgSO4 ·0.5H2 O; Thenardite: Na2 SO4 ; Aphthitalite:...(CaSO4 ·2H2 O), bassanite (CaSO4 · 1/2H2 O) and pentahydrite (MgSO4 ·0.5H2 O), all of which are sulfate-based |  | | Journal (article/letter/editorial) | | Thomson, 1810). Synonyms, magnesium-ehalcanthite, pentahydrite (qq.v.). Allenite is a trade-name fl)r tungsten...Evaporate, Evaporite. A. W. Grabau, 1920. Principles of salt deposition, New York & London, pp. 14, 79 (evaporates)...oxide, ('dO, cubic (3rd List, p. 380) from Genarutta mine, Monteponi, Sardinia. Syn. of nlonteponite (18th...pascoite. ~'amed from the locality, Hummer mine, Paradox valley, Montrose Co., Colorado. [M.A. 11189.] ...Variety of psilomelane, new mineral from Isigane mine, Sasaoka, E-Kasugai Co., Aiti prefecture. Japanese |  | | Report (chapter) | | closed-basin lakes, in rock outcrops, and in mines and mine wastes has been noted since early antiquity. The...rocks, coal deposits, metallic ore deposits, and mine wastes. The composition of the salts reflects the...was shipped in large quantities from the Bluestone mine, Nevada (Palache et al. 1951). Many of the soluble...is a massive sulfide that hosts extremely acidic mine waters, some with negative pH values (Nordstrom...of the melanterite from the Richmond mine precipitated from mine water with a pH of -0.7 (Alpers et al |  | Olds, Travis A., Plášil, Jakub, Kampf, Anthony R., Burns, Peter C., Nash, Barbara P., Marty, Joe, Rose, Timothy P., Carlson, Shawn M. (2018) Redcanyonite, (NH4)2Mn[(UO2)4O4(SO4)2](H2O)4, a new zippeite-group mineral from the Blue Lizard mine, San Juan County, Utah, USA. Mineralogical Magazine, 82 (6) 1261-1275 doi:10.1180/minmag.2017.081.094 | Journal (article/letter/editorial) | | new zippeite group mineral from the Blue Lizard Mine, San Juan County, Utah, USA Travis A. Olds1*, Jakub...University of Utah, Salt Lake City, UT 84108, USA 6 5199 East Silver Oak Road, Salt Lake City, UT 84108...underground in the Blue Lizard mine, Red Canyon, White Canyon district, San Juan County, Utah, USA. It...process. DOI: 10.1180/minmag.2017.081.094. pentahydrite, and the NH4-analog of zippeite, ammoniozippeite... uranyl sulfate, crystal structure, Blue Lizard mine 3 Introduction Uranium is commonly deposited |  | | Journal (article/letter/editorial) | | Formula Chalcanthite [Cu(H2O)4(SO4)](H2O) Pentahydrite Siderotil Jokokuite Brassite [Mg(H2O)4(SO4)](H2O)...STRUCTURES. III canthite, siderotil, jokokuite, pentahydrite, and brassite. At the same time, none of the...thank Professor V. Kahlenberg (University of Innsbruck) for the possibility of conducting measurements...1155–1157 (1977). 3. W. H. Baur and J. L. Rolin, “Salt Hydrates. IX. The Comparison of the Crystal Structure |  | | Journal (article/letter/editorial) | | sodium sulphates (mainly epsomite, hexahydrite, pentahydrite, starkeyite, konyaite, bloedite, mirabilite...dehydrated M as white, fine-grained starkeyite and pentahydrite minerals (Table 2). The starkeyite was the most...although aragonite became undersaturated. CR Pentahydrite, starkeyite, and mirabilite also remained undersaturated...of most of the salts (basically CR the double salt bloedite, epsomite and mirabilite) results from...and konyaite, mirabilite, hexahydrite and also pentahydrite, starkeyite, thenardite, halite, loweite, glauberite |  | | Journal (article/letter/editorial) | | the various Mg-sulfate hydrates. Using saturated salt solutions to control water-vapor pressure at temperatures...quite persistent (2.4H2O), and trace amounts of pentahydrite (5H2O). As expected, Mg-sulfate stability is...241–250 et al., 2005). This evidence for sulfate salt hydrates is now particularly strong, based on a...hydrates (sanderite– 2H2O, starkeyite–4H2O, pentahydrite–5H2O) have been identified in evaporites or as...using saturated salt solutions at temperatures of 3, 23, 50, 63, and 75 C. Saturated salt solutions are |  | | Journal (article/letter/editorial) | | (kieserite), MgSO44H2O (starkeyite), MgSO45H2O (pentahydrite), MgSO46H2O (hexahydrite), MgSO47H2O (epsomite)...fields of stable existence while starkeyite and pentahydrite are always metastable. Due to sluggish kinetics...elemental composition data on the basis of the anhydrous salt. They obtained Solubilities and decomposition...(MgSO46H2O) and epsomite (MgSO47H2O). Other hydrates, pentahydrite (MgSO45H2O) and starkeyite (MgSO44H2O), also...Until recently, this phase, known as Fritsche’s salt, was thought to be a dodecahydrate. However, it |  | Dyar, M. D., Breves, E., Jawin, E., Marchand, G., Nelms, M., O'Connor, V., Peel, S., Rothstein, Y., Sklute, E. C., Lane, M. D., Bishop, J. L., Mertzman, S. A. (2013) Mossbauer parameters of iron in sulfate minerals. American Mineralogist, 98 (11) 1943-1965 doi:10.2138/am.2013.4604 | Journal (article/letter/editorial) | | Desert, Chile G2677 29.4.6.1 Metavoltine Cetine Mine, Siena, Tuscany, Italy VZO1142 29.5.1.1 Krausite...Tintic Standard Mine, Dividend, UT 104276 29.6.2.2 Szomolnokite Cuprian sample, Alma Pyrite mine, Alameda Co...Szomolnokite Rio Tinto Mine, Hvelva, Spain 136685-2 29.6.2.2 Szomolnokite Joe Bishop Mine, San Juan Co., UT...UT ML-S103 29.6.2.2 Szomolnokite Markey Mine, Red Canyon, San Juan Co., UT ML-S60 29.6.2.2 Szomolnokite...Toyoha Mine, Sapporo, Ishikari, Hokkaido, Japan 1591896 29.6.2.5 Gunningite Alma Pyrite Mine, Alameda |  | Sánchez-Moral, Sergio, Ordóñez, S., Garcı́a del Cura, M.A., Hoyos, M., Cañaveras, J.C. (1998) Penecontemporaneous diagenesis in continental saline sediments: bloeditization in Quero playa lake (La Mancha, Central Spain) Chemical Geology, 149 (3) 189-207 doi:10.1016/s0009-2541(98)00046-1 | Journal (article/letter/editorial) | | Playa lake; Bloedite; Early diagenesis; Epsomite; Salt precipitation sequences 1. Introduction The bulk...problem of the puzzling absence of bloedite as primary salt in most of the ancient evaporitic deposits. In the...saline lake consists of, before the beginning of the salt precipitation ŽGarrels and Mackenzie, 1967; Eugster...Halite Hexahydrite Kainite Kieserite Magnesite Pentahydrite Polyhalite CaSO4 MgCl 2 P6H 2 O Na 2 MgŽSO4...Ep—epsomite; b—bloedite; Hrh—halite; Hx—hexahydrite; pt—pentahydrite; plh—polyhalite; ks—kieserite; ka—kainite; bis—bischofite |  | | Journal (article/letter/editorial) | | from Salt Lake City, Utah. A few of these ’49ers, while pausing for a rest in the Carson Valley, began...to condemn the miners for taking gold out of the land he and his friend, Emanuel Penrod, had located for...historian. His great-great uncle, James G. Fair; was mine superintendent at the Comstock. 382 ROCKS & MINERALS...find out what the blue sand was and continued to mine until the sand turned into a decomposed mass of...named the Ophir, which became the first bonanza mine on the Comstock. After a short time, another local |  | | Journal (article/letter/editorial) | | fragile, transitory dehydration productsin natural salt crusts. The use of spectral reflectance measurementsin...development. INTRODUCTION Playas, i.e., dry lake beds or salt pans, are widely distributed landforms in modern...features of many playas are crusts of efflorescent salt minerals that form by the evaporation of ground...de Atacama in Chile, one of the world's largest salt pans, covers an area of ularly as they have been...Nevada, can have efflorescent transmission spectra of salt minerals, including most of the crusts that extend |  | | Journal (issue) | | 38 by R. Cobban Metamict minerals at the Bemco mine near Cranberry Lake, New Jersey ..................cinnabar mines 2 Musonoi uranium mine, Katanga, Zaire N’Chwaning mine, Kuruman, South Africa Mibladen...adults), but an excessive amount of copper sulfate pentahydrite (chalcanthite) can definitely be poisonous....example, less than a tablespoon dose of common table salt (halite) can severely poison an infant (Deichmann...listed by NIOSH. But since the octahydrate magnesium salt of boric acid is listed other magnesium borohydrates |  | | Journal (article/letter/editorial) | | Although no MAP data could have been derived for pentahydrite (MgSO45H2O) and sanderite, their transient...and Pitzer (1987) Starkeyitea MgSO44H2O Pentahydrite MgSO45H2O Hexahydrite MgSO46H2O 3087...are not directly bonded to a Mg2+ cation. In pentahydrite (MgSO45H2O, triclinic; Baur and Rolin, 1972)...32–36% at room temperature (22–23 °C). 2.3. Pentahydrite, starkeyite Despite repeated attempts we were...Mg-sulfates. No attempts were made to obtain pentahydrite, because Baur and Rolin (1972) reported that |  | | Journal (article/letter/editorial) | | in a walk-in freezer at 25 + 3/ 1 °C. Saturated salt solutions were used to maintain a fixed RH. Experiments...synthesized from anhydrous reagent MgSO4 over a saturated salt solution of SrCl2 at 75 °C using the method of Chipera...addition of smectite to our experiments. Saturated salt solutions were prepared from de-ionized H2O and...125 mL polypropylene Nalgene bottles. Saturated salt solutions (listed in Table 1) were prepared to a...Nalgene bottle. We used the RH values for saturated salt solutions reported by Chipera and Vaniman (2007) |  | | Journal (article/letter/editorial) | | MgSO4Æ3H2O MgSO4Æ4H2O, Starkeyite MgSO4Æ5H2O, Pentahydrite MgSO4Æ6H2O, Hexahydrite MgSO4Æ7H2O, Epsomite...of water plus sufficient salt to produce a saturated solution with excess salt. A thin layer of powdered...1085 (1088) (1079) 610 (626) 364 245 223 Pentahydrite MgSO4Æ5H2O 3391 3343 3553 3494 3289 1650 ...exist for epsomite and hexahydrite, and for pentahydrite and starkeyite (Fig. 5). Also, the m1 peak position...1998), starkeyite (MgSO4Æ4H2O, Baur, 1964b), pentahydrite (MgSO4Æ 5H2O, Baur and Rolin, 1972), hexahydrite |  | | Journal (article/letter/editorial) | | of malachite also present. "Specimen comes from a mine somewhere in Yuma County, Arizona."—on label. ARKANSAS—In...of Diamonds is an abandoned diamond mine (the only diamond mine in the U.S.) that has been opened up...tschermigite, halotrichite melanterite, miloschite, pentahydrite, pickeringite, voltaite, stellerite, and some...xls on dark gray limestone. "Found at a coal strip mine about 5 miles southwest of Monroe, Iowa, in Marshall...in the salt mines of south Louisiana I shall have to wait till I can get to the Winnfield mine (at Winnfield |  | | Journal (article/letter/editorial) | | (1964) 4 Cranswickite Peterson (2011) 5 6 Pentahydrite Hexahydrite Baur and Rolin (1972) Zalkin et...n ¼ 5: [6] Mg(SO4)(H2O)5 The structure of pentahydrite (Fig. 7) consists of chains of alternating octahedra...930 1.932 Table 8. Bond-valence (v.u.) for pentahydrite. Mg(1) O(1) Mg(2) S 0.342# 1.54 1.27 0...1.00 1.00 Fig. 7. The crystal structure of pentahydrite projected onto (001); legend as in Fig. 2. ...which is in accord with the unusual behaviour of pentahydrite. However, this observation was subsequently |  | Kong, W. G., Zheng, M. P., Kong, F. J., Wang, Alian, Chen, W. X., Hu, B. (2013) Sedimentary Salts at Dalangtan Playa and Its Implication for the Formation and Preservation of Martian Salts. 44th Lunar and Planetary Science Conference. | Conference Paper/Abstract | | regions [6]; putative chlorides were implied in low-land of southern hemisphere [7]. Scenarios need to be...DLT playa formed from the dry out of a Mg-SO4 rich salt lake, large amount of Mg-sulfates were found in...conditions for about 6 months. At the surface of salt deposits along vertical section DP2, starkeyite...be the only Mgsulfate species in the subsurface salt deposit, freshly dogged out by us from this section...section. Laboratory analysis of collected salt samples: For this preliminary analysis, we concentrated on |
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