 | | Report (issue) | | analyses; corresponding to As0.88S1.00. (2) Kateřina mine, Czech Republic; average of 3 electron microprobe...Occurrence: In hydrothermal As-S veins (Alacrán mine, Chile); in the condensation zone of a hydrothermal...burning mine dump (Kateřina mine, Czech Republic). Association: Realgar, orpiment, smithite, arsenic, sulfur...sphalerite, acanthite, barite, quartz, calcite (Alacrán mine, Chile); realgar, orpiment, uzonite, stibnite, cinnabar...(Kateřina mine, Czech Republic). Distribution: From the Alacrán mine, Pampa Larga district, Copiapó, Chile |  | | Journal (article/letter/editorial) | | –As4S4. Keywords: alacranite, realgar, pararealgar, arsenic sulfide, structure determination, Conical Seamount...– calcite veins in the Alacrán silver mine, Pampa Larga mining district, Chile, by Clark (1970). He reported...Grant No. 03G0133A to the Freiberg University of Mining and Technology, and the Geological Survey of Canada...Sonne SO–94, BMFT FK 03G0094A0, Freiberg Univ. of Mining and Technology, Freiberg, Germany. ________, ________...419454. B ALLANTYNE , J.M. & M OORE , J.N. (1988): Arsenic geochemistry in geothermal systems. Geochim. Cosmochim |  | | Journal (article/letter/editorial) | | Cu4FBr(OH)6, is a new mineral found at the Great Australia mine, Cloncurry, Queensland, Australia. An assemblage...hemimorphite. Mojaveite was discovered at the Aga mine where it occurs with cerussite, chrysocolla, khinite...pigments to modern optoelectronic applications of arsenic sulfides: bonazziite, the natural analogue of β-As4S4...Clark (1970) in the Ag-As-Sb vein deposit at Alacrán, Chile. The proposal for a new mineral was not approved...recognition of her seminal contributions to the study of arsenic sulfides and their alteration by the light. D.B |  | Szakáll, S, Papucs, A., Jánosi, Cs., Kristály, F., Pál-Molnár, E. (2006) Postmagmatic Alacranite (?) from the Ciomadu Area, South Harghita, Romania. Acta Mineralogica-Petrographica, Abstract Series, 5. 114 | Journal (article/letter/editorial) | | as cement in sandy gravel. Alacranite and other arsenic minerals are recent products of solfataras and...was first described by CLARK (1970) from Alacrán mine, Chile, as a high-temperature phase (stable in the...samples from the Uzon caldera to those from Alacrán mine. New chemical and crystallographic data (BONAZZI...crystallize. Arsenic mineralizations in the surroundings of Ciomadu area The first reference to arsenic mineralization...mofettes (openings emitting CO2) can be found. 114 Arsenic minerals can be found as cement in the sand of |  | | Journal (article/letter/editorial) | | Porphyry Copper Center in the Superior (Pioneer) District, Arizona SCOTT L. MANSKE† Independent Consultant...has been discovered in the Superior (Pioneer) district of east-central Arizona, lying under thick Tertiary...lies within the well-known Superior (Pioneer) district, a base and precious metals camp that has been...approximately 1.5 km south-southeast of shaft 9 of the Magma mine and 120 km north of the city of Tucson, Arizona...consider to be a mature, well-explored metallogenic province in which the last major copper find (Santa Cruz; |  | | Journal (article/letter/editorial) | | ABSTRACT Light-induced degradation in realgar (arsenic sulÞde) has been studied by means of four-circle...the structure because the unit-cell volume of arsenic sulÞdes (see Bonazzi et al. 2003, their Fig. 4)...(Bullen et al. 2003). A small concentration of arsenic oxide species, probably As2O3, was also found on...used in the present experiment is from the Getchell mine, Nevada. Realgar crystals were hand picked under...exposure (Fig. 3). Volumes in the other cages of arsenic sulÞde have been calculated as 14.755 Å3 for the |  | | Journal (article/letter/editorial) | | structures of many sulfides, especially on an amorphous arsenic chalcogenide, to * E-mail: kyono@geol.tsukuba.ac...The photoinduced transformation of crystalline arsenic sulfide As4S4, both as the low-temperature polymorph...recently, the substitution effects on crystalline arsenic chalcogenide, laphamite, As2X3 (X = S, Se), were...effects of Se substitution for S on the crystalline arsenic sulfide realgar (As4S4) and to compare its features...As4S4–xSex solid-solution series projected along [001]. Arsenic and X atoms are depicted in black and pale gray |  | | Journal (volume) | | of euhedral schulenbergite at the Penberthy Croft Mine, Cornwall. Journal of the Russell Society, 19, 34–35...Famous British Mineral Localities: Penberthy Croft Mine, St Hilary, Cornwall, England. UK Journal of Mines...Caledonian magmatism of central Wales and the Lake District. Similar igneous rocks have been proved in boreholes...Sheppard, T.H. (2004). Geology of the Melton Mowbray district. Sheet description of the British Geological Survey...Hobbs, P.R.N. (2009). Geology of the Leicester district. Sheet description of the British Geological Survey |  | | Book | | ---- |----：-（ |- % A DICTIONARY OF SPANISH MINING TERMIS MININAND METALURCICALPUBLICATIONS Geology...Studies. Mining Geology . . Prospecting for Minerals . Ore and Stone Mining. . Elements of Mining . . Coal...Coal Mining . Practical Coal Mining . Elementary 39 Elect. Colliery Practice . Mine-Surveying . . Mine...Mine Air, Investigation of. Mining Law . . Blasting and Explosives . Testing Explosives . Shaft Sinking...Sinking . 39 - e - - - º - Mining - - . - *3 - - - 7º . - - $10.00 - H. W. HUGHES, F |  | | Report (issue) | | North American plate margin in México. It is this province that is the subject of the paper by Ferrari et...for the first time, a comprehensive view of the province, including its structural and stratigraphic characteristics...of the magmatic and tectonic evolution of the province as well as a discussion of the age-old debate...The Mesa Central (Mexican Plateau) is a geologic province whose stratigraphy and structure are very different...propose the crustal structure of this geologic province, taking into account the tectonics of the oceanic |  | | Report (volume) | | sulfosalts Lead - Antimony Sulfosalts . . Lead -Arsenic Sulfosalts .. 39 Additional Sulfosalt Structures...As-As separation is the same as found in elemental arsenic . Lautite should be grouped with the sulfides...univariant equilibrium with (As , S ) -liquid + arsenic , arsenic + loellingite , loellingite + pyrrhotite ...containing the sulfides of lead , mercury , silver and arsenic . In such cases silica tubes sealed in a high-...quite common in many ore bodies , including Magma Mine , Arizona , where the elevated rock temperatures |  | | Report (volume) | | beyond areas related to geological applications. The mining of sulfide ores, to satisfy ever increasing world...(ARD), or Acid Mine Drainage (AMD) where the sulfides are the waste products of mining, has the capacity...shown in black. (b) Icosahedral configuration of arsenic (black) around a central coordination tetrahedron...parallel zig-zag [001] chains of covalently bound arsenic atoms (Fig. 25d). The Cu-As and Cu-S bonds complete...rotoinversion operation. It is limited by the arsenic atoms on planes of glide-reflection (Fig. 35c) |
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Alacrán Mine, Alacrán, Pampa Larga mining district, Tierra Amarilla, Copiapó Province, Atacama, Chile