 | | Journal (article/letter/editorial) | | type sont connues plus au nord en Equateur. Elles se sont imbriqu&s au dtbut du Tertiaire dans une pal~ozone...probablement ~t tort, pour &re la suture entre l'Amtrique du sud continentale et les blocs allochtones ?l substratum...,87-8s[891_A EloTriunfo ./ ~ [ Quaternary deposits Tertiary volcanic and sedimentary rocks / Late...Maestrichtian to Eocene fossils (FAucHER & SAVOYA% 1973; HENDERSON, 1979). In the Riobamba quadrangle the flysch...overlain by an unnamed unit mainly made of mudflow deposits of red colour. These are cut by some nearly vertical |  | | Journal (article/letter/editorial) | | PELAGONIAN ZONE Quaternary sediments Lacustrine deposits 1 PINDOS ZONE East-Pindos transgressive flysch...transgressive series, molasse sediments and Quaternary deposits (Wigniolle, 1977). 2.2. Kallidromon Mountain The...ophiolite unit is locally topped by Oligocene molasse deposits of the Meso-Hellenic Trough. Neogene lacustrine...recent Quaternary sediments cover the molasse deposits. prehnite + tremolite ± vesuvianite ± epidote...to the lower MDR. The large variability of the pistacite component in the DDR epidote is assigned to fluctuations |  | | Report (issue) | | Karabinos, 1987). In northern Vermont and southern Québec, correlatives include the chloritoid units in the...those of workers in northern Vermont and southern Québec, southern Vermont and Massachusetts, and the Taconics...graywacke facies in the Taconics as turbidite deposits and note that they thin both to the northeast...have associated sulfide and related ore deposits, yet such deposits are rare. The tourmaline-bearing schist...rocks and mafic schists may indicate tuffaceous deposits or the margins of flows. Sharper contacts may |  | | Journal (article/letter/editorial) | | Silicate and Sulfide Minerals in the Pb-Zn Skarn Deposits, Biga Peninsula, NW Turkey Sinan Akıska PII: DOI:...Silicate and Sulfide Minerals in the Pb-Zn Skarn Deposits, Biga Peninsula, NW Turkey, Ore Geology Reviews...Silicate and Sulfide Minerals in the Pb-Zn Skarn Deposits, Biga Peninsula, NW Turkey Sinan Akıska Department...this region hosts several Pb, Zn, Cu, Fe, and Mo deposits. Pb-Zn skarn mineralizations in the Biga Peninsula...indicate that Biga Pb-Zn skarn deposits and distal Pb-Zn skarn deposits throughout the world have similar |  | | Journal (article/letter/editorial) | | Girvan 412 A. D. Stewart— area figured by Henderson (1935, Plate 2 (2) and Plate 3 (1)) is striking...heavy minerals, chiefly ilmenite, clinozoisite, pistacite and sphene, with occasional grains of apatite...below. Quartz Felspar Biotite and sericite Pistacite 42-3% 28-9% 25-1% 2-5% Clinozoisite 0-9%...and the composition is near the clinozoisite-pistacite boundary. Intergrowths of clinozoisite and felspar...stippling denotes clinozoisite and close stippling pistacite; K, felspar-clinozoisite, all the felspar is untwinned |  | | Journal (article/letter/editorial) | | Département de Géologie, Université Jean Monnet, 23 rue du Docteur Paul Michelon, 42023 Saint-Étienne, France...0–4.4 Ga) of the Acasta gneisses (north-western Canada; Bowring and Williams, 1999; Iizuka et al., 2006)...Accessory minerals are magnetite, apatite, epidote (pistacite and/or allanite) and zircon. No hornblende was...granitoids or Nd–Hf model ages. Reference list: [1] Henderson et al., 2000; [2] Jaguin et al., 2012; [3] Kröner...(Mshiu and Maboko, 2012) and the Kaapvaal Craton (Henderson et al., 2000; Meyer et al., 1994; this study) |  | | Report (chapter) | | structural markers, carriers of fluids related to ore deposits, etc.), petrology and geochemistry are probably...hornblende. The main accessory phases are allanite, pistacite, apatite, zircon, sphene and titanomagnetite;...such as, for example, the north Kaapvaal Craton (Henderson et al. 2000; Robb et al. 2007), Wyoming (Frost...the Hemlo greenstone belt, Superiori Province, Canada. Precambrian Research, 137, 61–92, https://doi...Kenogamissi complex, Abitibi Subprovince, Ontario, Canada: doming, folding and deformation-assisted melt |  | Brown, Shaun T., Turchyn, Alexandra V., Bickle, Mike J., Davis, Amy C., Alt, Jeffrey C., Bédard, Jean H., Skulski, Thomas, DePaolo, Donald J. (2020) High-temperature kinetic isotope fractionation of calcium in epidosites from modern and ancient seafloor hydrothermal systems. Earth and Planetary Science Letters, 535. 116101 doi:10.1016/j.epsl.2020.116101 | Journal (article/letter/editorial) | | Survey of Canada, 490 de la Couronne, Québec, QC, G1K 9A9, Canada f Geological Survey of Canada, Natural...Natural Resources Canada, 601 Booth Street, Ottawa, Ontario, K1A 0E8, Canada b a r t i c l e i n f o Article...and ophiolite-hosted volcanogenic massive sulfide deposits and their root zones (Richardson et al., 1987)...subsequently referred to as the mole fraction pistacite (Xps). Xps varies by up to 20% among analyses...underlie ophiolite-hosted volcanic massive sulfide deposits (e.g. Troodos and Betts Cove) and are impoverished |  | | Journal (article/letter/editorial) | | Energy of Canada Limited/on attachment to Geological Survey of Canada, Ottawa, Ont. K I A OE8 (Canada) (Accepted...fuel waste in plutonic rocks, Atomic Energy of Canada Limited is studying a n u m b e r of granitic plutons...fracture zones with the development of zoisite, pistacite, chlorite, albite, hematite, phengite, sphene...chondrite-normalized patterns (e.g., HeUman and Henderson, 1977; Hellman et al., 1977), or significant negative...At. Energy Can. Ltd., Rep. Sect., Pinawa, Man., Canada ROE 1L0.) Floyd, P.A., 1977. Rare earth element |  | Oliver, G. J. H., Smellie, J. L., Thomas, L. J., Casey, D. M., Kemp, A. E. S., Evans, L. J., Baldwin, J. R., Hepworth, B.C. (1984) Early Palaeozoic metamorphic history of the Midland Valley, Southern Uplands–Longford-Down massif and the Lake District, British Isles. Transactions of the Royal Society of Edinburgh: Earth Sciences, 75 (2) 245-258 doi:10.1017/s0263593300013882 | Journal (article/letter/editorial) | | in this volume (Curry et al. 1984; Robertson & Henderson 1984). In this section, metamorphism in the Ballantrae...volcanogenic sediments, cherts and sedimentary melange deposits of Arenig age (Fig. 1; see Church & Gayer 1973;...amphibolite, blueschist and mica schist in melange deposits at Pinbain Bridge ([NX 13749142]; see Bailey &...(terminology after Leake 1978), glaucophane, crossite, pistacite, sphene, rutile, quartz, albite, muscovite and...actinolite, chlorite (mainly pycnochlorite), pistacite, sphene, quartz, albite, muscovite and garnet |  | Zhao, Chun-tao, Sun, Jing-gui, Chu, Xiao-lei, Qin, Ke-zhang, Ren, Liang, Xu, Zhi-kai, Liu, Yang, Han, Ji-long, Bai, Cheng-lin, Shu, Wang (2021) Metallogeny of the Ergu Fe-Zn polymetallic deposit, central Lesser Xing’an Range, NE China: Evidence from skarn mineralogy, fluid inclusions and H-O-S-Pb isotopes. Ore Geology Reviews, 135. 104227pp. doi:10.1016/j.oregeorev.2021.104227 | Journal (article/letter/editorial) | | metallogenic characteristics and attributes of the skarn deposits and establish geological model for deposit formation...HdHedenbergite, Jo-Johannsenite); the epidote has a high pistacite component (Ps value) (Fe3+/(Fe3++Al) = 0.09–0...porphyry molybdenum deposits (such as Luming and Huojihe), large-scale epithermal gold deposits (such as Tuanjiegou...and large to small scale skarn Fe-Cu-Pb-Zn-Au deposits (such as Ergu, Da’anhe, and Cuihongshan) (Sun...developed during the Mesozoic (Fig. 1). Skarn deposits are usually generated by complex metasomatic pro |  | Fitros, Michalis, Tombros, Stylianos F., Kokkalas, Sotirios, Kilias, Stephanos P., Perraki, Maria, Skliros, Vasilios, Simos, Xenofon C., Papaspyropoulos, Konstantinos, Avgouropoulos, George, Williams-Jones, Anthony E., Zhai, Degao, Hatzipanagiotou, Konstantin (2020) REE-enriched skarns in collisional settings: The example of Xanthi's Fe-skarn, Rhodope Metallogenetic Massif, Northern Greece. Lithos, 370. 105638pp. doi:10.1016/j.lithos.2020.105638 | Journal (article/letter/editorial) | | 3450 University Street, Montreal, Quebec H3A 2A7, Canada, DEGAO ZHAI7 Jo ur 6 na ANTHONY E. WILLIAMS-JONES6...Linnen et al., 2014). ro Economic REE (± Ce) deposits relate to magmatic and/or metasomatic processes...analyses were performed at ActLabs Ancaster, Ontario, Canada. 3.3. Fluid inclusion microthermometry and Raman...Epidote crystals are zoned, with their pistacite component [Ps% = 100.(Fe3+/Fe3++Al)] ranges...illustrate an enrichment from cores to rims, for the pistacite, Ce and ΣREE contents (Figs 3a, b, c, d). Their |  | | Journal (article/letter/editorial) | | iron was calculated as the sum of REE^Mg. Ps = pistacite, Pm = piemontite. na = not analyzed. a Analysis...fraction of Fe3 on the M3 site based on end-member pistacite (Ps33 ) [20]. Xalm , Xgrs , Xps , aalm , agrs...and the activities of almandine, grossular and pistacite, respectively. na = not analyzed. 12 CaAl2 Si2...sample B21/93. The authors are grateful to C.B. Henderson for his ongoing help with the electron microprobe...variable composition: andradite^grossular and pistacite^clinozoisite solid solutions, Phys. Chem. Miner |  | | Book | | minéraux représentés proviennent des collections du Musée national à Prague. Les clichés 1 et 4 ont été...l'aimable autorisation du Musée Nâprstek de Prague, le cliché 3 avec l'autorisation du Musée des Arts et Métiers...Métiers de Prague et le cliché 5 avec l'accord du Musée ethnographique. de Prague. Les clichés 6, 7,...Cristal de Roche - Dauphiné; 12 x 13 cm. Page 8 : Mine du moyen âge. Gravure sur bois tirée de l'ouvrage...l'adresse ci-dessous en nous précisant la nature du défaut constaté . Dans l'un ou l'autre cas, il sera |  | | Journal (article/letter/editorial) | | & Savoyat, 1973; Bristow & Hoffstetter, 1977; Henderson, 1979; Kennerley, 1980). 473 474 L. Aguirre...interpreted as the external portion of a volcanic arc (Henderson, 1979) or as a fragment of oceanic crust generated...(Juteau, MCgard, Raharison & Whitechurch, 1977; Henderson, 1979;Feininger & Bristow, 1980;Lebrat, 1985 among...represented by the most external areas of The pistacite component (Ps) ranges from prehnite in (a), by...generated is still a matter of debate. According to Henderson (1979), the Macuchi, showing calc-alkaline and |  | | Journal (article/letter/editorial) | | origin (see Zen and Hammarstrom 1984). Also, the pistacite [Ps = Fe3+/(Fe3+ +Mg)] content, ranging from Ps25...formed by alteration of plagioclase, have lower pistacite content (Ps18) (cf. Tulloch 1979). Myrmekite is...fractionation, which minimize the Eu anomaly (Henderson 1984). The scattering of some trace elements around...rare earth elements: meteorites studies. In: Henderson P (ed): Rare earth element geochemistry. Elsevier...63–114 Brunn JH (1964) Sur la disposition originelle du système alpin en trois rameaux. Application de cette |  | | Report (volume) | | research on ore possibilities: McKee, E. D. ,4. deposits: Gunning, H. C., 4. Biological data, bearing on... 13. British Columbia ores, zoning: Geology in Canada: Hume, G. S., Gunning, H. G., 5. California, southern...ADDRESSES Continued ADDRESSES Continued Idaho, mineral deposits: Hulin, Mineralogy of uranium: Frondel, C. D....look: Clifford, O. C., Jr. Mexico, Paricutin ash deposits, Ore detection by new devices: facies: Dorf, E...resources: mann, H. E., 6. Holman, E. Mineral deposits, concepts, reOur shrinking globe: Landes, flected |  | | Journal (article/letter/editorial) | | average pistacite component for both Crystals I and II is 29%. No systematic variations in pistacite content...core contains less than 0.2 wt% REE and has a pistacite component of 29%, identical to all other epidotes...acknowledged. The expertise of Eric Essene, Carl Henderson and Teri Boundy with the electron microprobe is |  | | Journal (article/letter/editorial) | | Windley et al. 1973; Windley and Smith 1974; Henderson et al. 1976; Myers and Platt 1977; Weaver et al...myrmekites found in Proterozoic anorthosites from Canada (Dymek and Schiries 1987). Lastly, Huttenlocher...plotted as mol% of the theoretical end-member Pistacite [=Ca2Fe3Si3O12(OH)]. Note that most epidote compositions...range is from Ps1 to Ps21 (Fig. 8), where Ps (pistacite) refers to the theoretical end-member Ca2Fe3Si3O12(OH)...relations in calcic plagioclase. Am Mineral 68: 41±59 Henderson P, Fishlock SJ, Laul JC, Cooper TD, Conrad RL |  | | Report (issue) | | Geology of New Zealand (Williams 1974a) and Mineral Deposits of New Zealand (Kear, 1989), and the Geological...George). 10 Figure 10 Arsenic, former Kapanga mine, near Coromandel township. (10 x 8 cm). (Photo:...(Main et al. 1972); and the former Broken Hills mine, near Hikuai, Coromandel Peninsula, where it forms...Creek prospect, near Thames, and the former Monowai mine, Waiomu (Merchant 1 986, anal); also from a quartz...Nelson. PbSO4 Barile group Recorded from the Tui mine, Te Aroha (Morgan 1927, p. 9; Ansin 1975, p. 30) |  | | Journal (article/letter/editorial) | | University of British Columbia, Vancouver, BC V6T 1Z4, Canada e-mail: rduncan@eos.ubc.ca R. Maas School of Earth...may provide a source of metal for the small U deposits around Mount Isa and may also suggest a relationship...in this study and the distribution of small U deposits succession of Cu-rich tholeiitic basalts (Eastern...contain a relatively restricted proportion of the pistacite theoretical end-member [Ca2Fe33+Si3O11(O/OH)]...KEY: MG02017 MG04003 MG04009 MG04011 RD04016 Pistacite (Ps) 50 50 Clinozoisite (czo) Epidote (ep) |  | | Report (issue) | | DIRECTOR 78 PROFESSIONAL PAPER GEOLOGY AND ORE DEPOSITS OF THE PHILIPSBURG QUADRANGLE MONTANA BY WILLIAM..._________________ . _____ _ 103 Intrusion on Henderson Gulch. _____ .. _.. __________ . _____________................... ~ . . . . . . 137 Quaternary deposits. . . . . . . . . . . . . . . . . . . . . . . .... . . . . . . . . . . . . . . . . 138 Glacial deposits. . . . . . . . . . . . . . . . . . . . . . . .... . . . . . . . . . . . . . . . . 138 Aqueous deposits............................................ . |  | | Journal (article/letter/editorial) | | low-iron magmas. Ore deposits such as the Climax-type porphyry molybdenum deposits are spatially, temporally...molybdenite and pyrite from the Climax-type molybdenite deposits they studied. These high 634Svalues are due in...is interesting to note that the very iron-poor Henderson molybdenite system possesses the most positive...process. The differential equa:ion derived sessed a pistacite content consistent with an oxygen herein expresses...intrusions associated with many porphyry copper deposits) must be due to anto yield: other mechanism. such |  | | Book | | pickeringite 60 picotite 24 piedmontite 88 pirssonite 49 pistacite 87 plagioclase 112 platinum 4 pleonaste 24 plumbojarosite...59 zippeite 62 zircon 77, 78, 78 zoisite 88 THE MINE LKINGDOM All physical bodies in Nature can be...or slightly rotated Vitreous. Like glass 3 THE MINE Class I: native ·elements Chemical elernents found... The largest deposits have been found in the Precambrian Shield area of central Canada and the northern... 4 deposits, although there are significant quantities in the western United States and Canada. Platinum |  | Hanžl, P., Janoušek, V., Žáček, V., Wilimský, D., Aichler, J., Erban, V., Pudilová, M., Chlupáčová, M., Buriánková, K., Mixa, P., Pecina, V. (2007) Magmatic history of granite-derived mylonites from the southern Desná Unit (Silesicum, Czech Republic) Mineralogy and Petrology, 89 (1) 45-75 doi:10.1007/s00710-006-0137-5 | Journal (article/letter/editorial) | | MgO). Trace elements were determined at Acmelabs, Canada, where the rare earth and refractory elements were...concentrations were obtained by ICP-MS at Acmelabs, Canada. The decay constants applied to age-correct the...porphyroblasts and contains 24–28 mol% of the pistacite component. Medium-grained, stromatitic biotite...XMg ¼ 0.29–0.47, TiO2 ¼ 0.22–1.01 wt.%). The pistacite component in epidote attains 18.4–31.3 mol%. Granite...the rare earth elements: meteorite studies. In: Henderson P (ed) Rare Earth Element Geochemistry. Elsevier |
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