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bismuth

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Journal Article
Journal: Economic Geology
Published: 01 February 2022
Economic Geology (2022)
... 0.03 3 96 3 0.26 3 0.006 3 4.3 3 8.7 3 LIP = large igneous province, TABS = Te, As, Bi, and Sb 1 = Estimate based on mantle normalization 2 = Average of Alexo spinifex for komatiites 3 = Average of picrites Bismuth and Sb are present at higher levels than Th, Nb...
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Journal Article
Published: 19 July 2021
Geochemistry: Exploration, Environment, Analysis (2021) 21 (3): geochem2021-034.
... for tungsten and trace element analysis, although volatile chlorite loss was also observed. The hot plate digestion method was not recommended, owing to poor recovery of trace elements compared to the bomb digestion method. The quicker and safer ColdBlock TM digestion method can be used for bismuth, molybdenum...
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Journal Article
Published: 24 June 2021
The Canadian Mineralogist (2021) canmin.1900103.
... the main resource area) (samples DH11-103, DH11- content, presence or absence of district-wide metal 110a to f, and DH11-147a to d). Bismuth tellurides zoning, and metal chemistry (Lang et al. 2000, Lang & tend to occur closer to the Main Vein, whereas Ag- Baker 2001, Hart 2005, Hart & Goldfarb 2005); some...
Journal Article
Published: 15 March 2021
Bulletin de la Société Géologique de France (2021) 192 (1): 7.
...) a late stage controlled by fluid-overpressure potentially triggered by fault-valve mechanism, at a depth of 7 to 5 km, and a temperature estimated between 266 to 240 °C, is marked by micro-fracturing infilled by native bismuth, bismuthinite, hedleyite, electrum, pyrite and base-metals. Structural...
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Journal Article
Published: 10 March 2021
Mineralogical Magazine (2021) 85 (2): 197–214.
...Giulio F.D. Solferino; Nathan T. Westwood; Adam Eskdale; Sean C. Johnson Abstract Scar Crags and Dale Head North in the English Lake District host mineralised veins enriched in ‘Energy Critical Elements’ (ECEs) specifically, bismuth, cobalt and copper. A limited number of studies in the 1970s...
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Journal Article
Published: 28 January 2021
The Canadian Mineralogist (2020) 58 (6): 717–732.
... into the composition of fluid inclusions in quartz; the results are discussed in Evolution, composition, and sources of fluids . Bismuth is a typical trace element for granitic pegmatites. It is present in a variety of mineral species of magmatic to high- to low- T hydrothermal origin. Primary minerals comprise...
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Journal Article
Journal: Geology
Published: 05 June 2020
Geology (2020) 48 (9): 939–943.
... maps. Scale bars are 1 µm. Abbreviations: bl—bismuthide liquid; ccp—chalcopyrite; chr—chromite; cpx—clinopyroxene; nbs—nickel bismuth sulfide; pn—pentlandite; sg—silicate glass; sl—quenched sulfide liquid. A high-resolution version of the figure is available in the Supplemental Material (see footnote...
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Journal Article
Published: 01 February 2020
Russ. Geol. Geophys. (2020) 61 (2): 174–195.
... the mineral composition of ores by modern methods, recognize and describe the main gold mineral assemblages, and present detailed data on the chemical composition of native gold and sulfide minerals and their isotope composition. We have established that gold–pyrite–chalcopyrite–arsenopyrite and gold–bismuth...
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Journal Article
Published: 01 June 2019
Russ. Geol. Geophys. (2019) 60 (6): 583–601.
... part of the Mongol-Okhotsk fold belt and is one of the largest raw material regions where deposits of many metals such as molybdenum, tungsten, tin, gold, silver, bismuth, iron, copper, antimony, lead, zinc, boron, fluorite and uranium are concentrated. The metallogeny of this territory was first...
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Journal Article
Published: 01 March 2019
American Mineralogist (2019) 104 (3): 459–462.
... ) Intergrowths of bismuth sulphosalts from the Ocna de Fier Fe-skarn deposit, Banat, Southwest Romania . European Journal of Mineralogy , 12 , 899 – 917 . Ciobanu , C.L. , Pring , A. , and Cook , N.J. ( 2004 ) Micron- to nano-scale intergrowths among members of the cuprobismutite series...
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Journal Article
Published: 19 November 2018
Geochemistry: Exploration, Environment, Analysis (2019) 19 (3): 245–254.
..., nitrides, oxides) are instrument-dependent and will therefore be the same for sample and standard alike, it suggests that this represented a near-maximum interference based on the standard being 100% lead. A similar response was observed for mass 209 on the bismuth standard and the subsequent shift to 209...
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Journal Article
Published: 01 October 2018
Russ. Geol. Geophys. (2018) 59 (10): 1288–1300.
.... The sequential deposition of three types of mineralization—Au–quartz (including early low-gold Au–As and late productive Au–Pb–Zn mineralization), Au–rare-metal, and Au–silver—has been established. The Au–Bi (Te) assemblage contains native bismuth, bismuthinite, hedleyite, Bi sulfotellurides, gustavite group...
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Journal Article
Published: 15 May 2018
Mineralogical Magazine (2018) 82 (4): 993–1005.
..., terrywallaceite, vikingite, treasurite, eskimoite and Bi-rich andorite-group minerals) and other bismuth sulfosalts (izoklakeite, cosalite and Bi-rich jamesonite) in quartz gangue. The mineral occurs as lath shaped crystals or anhedral grains up to 80 µm × 70 µm, growing together in aggregates up to 200 µm × 150...
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Journal Article
Published: 01 May 2018
Mineralogical Magazine (2018) 82 (S1): S307–S320.
... and tectonic reactivation; and Stage 3 is characterized by intense microfissuring of the earlier minerals, deposition of more sulfides (galena, chalcopyrite and bismuthinite) in addition to native bismuth and sulfosalts (Pb-Bi-Ag dominant). The main episode of gold deposition coincides with Stage 3...
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Journal Article
Published: 01 May 2018
Mineralogical Magazine (2018) 82 (S1): S199–S222.
..., monazite, xenotime, native bismuth and pyrite. The alteration processes were mainly albitization, muscovitization and kaolinitization. This leucogranite is peraluminous and P-poor, with 0.03–0.07 wt.% P 2 O 5 , 900–1500 ppm Rb, 30–65 ppm Cs, 120–533 ppm Li, 80–140 ppm Ta, 51–81 ppm Nb and up to 569 ppm...
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Journal Article
Published: 01 May 2018
European Journal of Mineralogy (2018) 30 (3): 569–589.
.... As expected for a bismuth-richer phase, the R max values are higher by about 3% on average than the R max values of oscarkempffite, although the difference varies with the wavelength. Opposite is true for the R min values, what we explain by suggesting that the orientations of the optically analyzed...
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Journal Article
Published: 01 May 2018
European Journal of Mineralogy (2018) 30 (3): 581–592.
... new mineral sulfosalt crystal structure lead antimony arsenic bismuth Pollone mine Apuan Alps Table 1 Sulfosalts identified in the Pollone ore deposit. In bold, minerals having their type locality at the Pollone mine. Mineral Chemical formula Mineral Chemical formula...
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Journal Article
Published: 31 March 2018
The Canadian Mineralogist (2018) 56 (2): 113–127.
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Journal Article
Published: 01 August 2017
American Mineralogist (2017) 102 (8): 1622–1631.
...-exo- and endo-skarns and the formation of low-temperature vein and carbonate-replacement ores. Potentially, the most important ores occur in the Moutoulas prospect where the mineralization in retrograde skarn and quartz veins culminated with the deposition of native bismuth. A combination of fluid...
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Journal Article
Published: 01 June 2017
Mineralogical Magazine (2017) 81 (3): 679–688.
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