 | | Report (issue) | | Survey of Canada Miscellaneous Report 39 Bancroft - Parry Sound area and Southern Ontario Ann P. Sabina...Sabina L 1*1 Natural Resources Canada Ressources naturelles Canada 1986 CanadZ L COVER Left: Betafite...Collection specimen No. 42584. National Museum of Canada photo No. 1168B. Note: actual specimen is dark...Collection specimen No. 36463. National Museum of Canada photo No. 1361. Note: actual specimen is grey with...with pink cast. Geological Survey of Canada Miscellaneous Report 39 ROCKS AND MINERALS FOR THE COLLECTOR |  | | Report (issue) | | GOVERN YOUR USE OF THIS DOCUMENT Your use of this Ontario Geological Survey document (the “Content”) is governed... copyright is held by the Queen’s Printer for Ontario. It is recommended that reference to the Content... . ; Ontario Geological Survey, ...670-5691 Toll Free: 1-888-415-9845, ext. 5691 (inside Canada, United States) Local: (705) 670-5691 Toll Free:...(inside Canada, United States) Local: (416) 326-2678 Toll Free: 1-800-668-9938 (inside Canada, United |  | | Book | | of that dealing simply ,;vith descriptions of properties or with listings of occurrences has not been... . . . . . . . . . . . . . . . . . . . . . . Properties .... . .. ~- . . . . . . . . . . . . . . . .... . . . . . . . . . . . . . . . . . . . . . . . Canada . . . . . . . . . . . . . . . . . . . . . . . ...... ... .................. . .. . .... . Middle East ........ . . . ...... . . . .............. . .....chen1ical assays for uranium. 3 ~ TABLE 1.1. Properties of itraniun1 and thorium NaturalJy occurnng isotopes |  | | Journal (issue) | | some minerals, such as fluorite, hematite, and zircon, commonly occur in macroscopic sizes, good specimens...in this article was largely based on physical properties such as color and symmetry. In some cases, however...batholith, in an area north of Florissant in Teller County, taken prior to the arsoncaused 2002 Hayman fire...Teller County and the Lake George area of Park County), the St. Peters Dome area in El Paso County (encompassing...Creek area in Jefferson County, and the Sentinel Rock area in El Paso County (see map below). The Pikes |  | Yui, Tzen-Fu, Maki, Kenshi, Usuki, Tadashi, Lan, Ching-Ying, Martens, Uwe, Wu, Chao-Ming, Wu, Tsai-Way, Liou, J.G. (2010) Genesis of Guatemala jadeitite and related fluid characteristics: Insight from zircon. Chemical Geology, 270 (1) 45-55 doi:10.1016/j.chemgeo.2009.11.004 | Journal (article/letter/editorial) | | and related fluid characteristics: Insight from zircon Tzen-Fu Yui a,⁎, Kenshi Maki a, Tadashi Usuki a...Earth Sciences, University of Western Ontario, London, Ontario, Canada b c a r t i c l e i n f o Article...November 2009 Editor: R.L. Rudnick Keywords: Jadeitite Zircon Serpentinization SHRIMP-RG Guatemala a b s t r...magmatic oscillatory zoning, the presence of fluid and albite/quartz/jadeite inclusions, and the low Th/U ratios...and Hf is inferred to be the media during jadeite/zircon formation. If jadeitite formation was related to |  | | Book (edition) | | Washington, D.C. § Queen’s University, Kingston, Ontario W. H. Freeman and Company SAN FRANCISCO AND...have emphasized the interrelations of physical properties, crystal structure, and chemical composition...Optical properties. Cleavage and fracture. Hardness. Magnetic properties. Electrical properties. Surface...Surface properties. Radioactivity. 99 5 The Genesis of Minerals 12.) Chemical composition of the earth’s...application to the determination of the optical properties of minerals from about 1870 on, placed a new |  | Wu, Ming-qian, Tian, Bao-feng, Zhang, De-hui, Xu, Guo-zhan, Xu, Wen-xi, Qiu, Kun-feng (2018) Zircon of the No. 782 deposit from the Great Xing’an Range in NE China: Implications for Nb-REE-Zr mineralization during magmatic-hydrothermal evolution. Ore Geology Reviews, 102. 284-299 doi:10.1016/j.oregeorev.2018.09.006 | Journal (article/letter/editorial) | | Accepted Manuscript Zircon of the No. 782 deposit from the Great Xing’an Range in NE China: Implications... Tian, D-h. Zhang, G-z. Xu, W-x. Xu, K-f. Qiu, Zircon of the No. 782 deposit from the Great Xing’an Range...disclaimers that apply to the journal pertain. 1 Zircon of the No. 782 deposit from the Great Xing’an Range...Sciences, University of Windsor, Windsor, Ontario, N9B 3P4, Canada c 10 State Key Laboratory of Geological...granite (granite) that dominates the study area. Zircon is the only Zr-bearing mineral in both the porphyry |  | | Journal (article/letter/editorial) | | Inc. Economic Geology, v. 107, pp. 1043–1072 Zircon Alteration in Wall Rock of Pamour and Hoyle Pond...Sciences, University of Ottawa, Ottawa, Ontario K1N 6N5, Canada of Earth and Space Sciences, University...successfully uncovered <3-mm alteration domains in zircon rims based on Th/U, REE, and isotopic signatures...are significantly younger than host-rock ages. Zircon alteration is from a complex interplay of recrystallization...coinciding with peak regional metamorphism. Subsequent zircon alteration correlating to thin, shallow-dipping |  | | Report (issue) | | volume) at its type locality on U.S. Highway 60 just east of Cannelton, West Virginia. Photograph taken in...traced across Pennsylvania into Ohio. Many of the county and other geologic reports concerning the Pennsylvanian...been completed in Ohio. Additionally, all of the county geologic reports for the coal-bearing areas of...districts within the plateau. As a result of their county geologic reports, both Ohio (Bownocker and Dean...geology of the central Appalachian basin (patterned) showing the distribution of Pennsylvanian and Permian strata |  | | Book | | Building, Trumpmgton Street, Cambridge CBZ IRP 32 East 57th Street. New York, NY 10022, USA 10 Stamford...Appearance Physical Properties Occurrence and Associated Minerals Optical Properties Chemical Data Crystallography...at a meeting of the Mineralogical Association of Canada, and, at about the same time, Mr. Melanson and...collection was acquired by the National Museum of Canada. Many other collectors are listed in the ac- ...in Kingston, Ontario, in 1967. Many n1incralogists and petrologists from outside Canada attended this |  | | Journal (article/letter/editorial) | | magmatic precursor minerals such as columbite and zircon by F-rich deuteric solutions that were retained...distributions show strong enrichment in HREE. Gel-zircon is the principal residence of the HREE, disseminated...The Brockman rare-metals deposit, located in the East Kimberley region of Western Australia (Fig. 1),...kilometres (Fig. 1). Dips are near vertical or steeply east on the western flank of the syncline and steep to...35 metres, gradually thickening down-dip to the east where the source volcanic vent is believed to be |  | | Report (chapter) | | North America to the south and the Caledonides of East Greenland and Scandinavia to the north. They are...of the orthotectonic zone does not continue into East Greenland, where the first Phanerozoic contractional...was pervasive in the Scandinavian Caledonides and East Greenland, generated a final phase of thrusting...ensuing analysis, we have used, almost exclusively, zircon, monazite and titanite (sphene) ages with some...southern Ox Mountains, and a disrupted assemblage of albite schists, crossite-bearing mafic rocks, graphitic |  | Sheard, E. R., Williams-Jones, A. E., Heiligmann, M., Pederson, C., Trueman, D. L. (2012) Controls on the Concentration of Zirconium, Niobium, and the Rare Earth Elements in the Thor Lake Rare Metal Deposit, Northwest Territories, Canada. Economic Geology, 107 (1) 81-104 doi:10.2113/econgeo.107.1.81 | Journal (article/letter/editorial) | | Lake Rare Metal Deposit, Northwest Territories, Canada EMMA R. SHEARD,1,† ANTHONY E. WILLIAMS-JONES,1...University, 3450 University Street, Montreal, Quebec, Canada H3A 2A7 2 Avalon Rare Metals Inc., 130 Adelaide...Adelaide Street West, Suite 1901, Toronto, Ontario, Canada M5H 3P5 Abstract The Thor Lake rare metal (Zr...Lake zone), and in which Zr is hosted primarily by zircon, Nb primarily by ferrocolumbite and fergusonite-(Y)...fergusonite-(Y), and HREE by fergusonite-(Y) and zircon. The LREE are present mainly in monazite-(Ce), allanite-(Ce) |  | | Journal (issue) | | Mozambique| Chondrodite from Tanzania| Purple garnets from East Africa|Green prase opal from Tanzania|Trapiche ruby...slices from Myanmar|Wurtzite from Tanzania|Star zircon| Amber processing in Lithuania|Shungite|Gem-set...and Katrien De Corte 692 Age Determination of Zircon Inclusions in Faceted Sapphires By Klemens Link...Groat, University of British Columbia, Vancouver, Canada; Thomas Hainschwang, GGTL Laboratories, Balzers...Gemmologisches Institut Hamburg, Germany; Tay Thye Sun, Far East Gemological Laboratory, Singapore; Pornsawat Wathanakul |  | | Journal (article/letter/editorial) | | a south-south-easterly direction from Elsham to East Keal, a direct distance apart of about 38 miles...indicates that this bed thins also towards the south-east (19 feet being recorded), the strata being apparently...species represented being orthoclase, microcline, and albite. The quartz grains exhibit much variation in size...Pleonaste, Sphalerite. TETRAGONAL. Anatase, Rutile, Zircon. HEXAGONAL AND RHOMBOHEDRAL. Apatite, Calcite,...Epidote, Hornblende, Monazite, Orthoclase. TRICLINIC. Albite, Kyanite, Microcline. AUTHIGENIC MINERALS AND AGGREGATES |  | | Journal (issue) | | Stettin Complex, Wausau Syenite Compley, Marathon County, Wisconsin, USA……………………………………………..21 DOLGOPOLOVA...STRYJEWSKI, A. 222 Rn and 220Rn emanations from zircon crystals collected in Norway pegmatites: a comparison...geochemistry of the Rau pegmatite group, Yukon Territory, Canada………..126 SIMMONS, W.B., FALSTER, A.U. Garnet layer...Rwamagana-Musha-Ntunga pegmatite-quartz vein field (East Rwanda): identification of mixing processes betwen...cavities in the Havey pegmatite, Poland, Androscoggin County, Maine, USA…………………………………………………………………………173 WISE |  | | Journal (article/letter/editorial) | | P–T–t path of metamorphism using Hf isotopes in zircon and baddeleyite U . S Ö D E R L U N D , 1 F ....of Toronto, Toronto, ON, Canada M5S 3B1 ABSTRACT Although the U–Pb zircon chronometer has been widely...it is generally difficult to link the U–Pb age of zircon to specific metamorphic reactions. In this study...the initial Hf isotopic composition of secondary zircon is compared with the evolution of Hf isotopic composition...Sveconorwegian orogen, SW Sweden. The dykes are located 5 km east of the NNE-trending Göta Älv deformation zone |  | | Journal (issue) | | Kampf L.A. County Mus. of Nat. Hist. Los Angeles, CA Joseph A. Mandarino Royal Ontario Museum Toronto...Toronto , Ontario Steven R. Morehead Green Valley, AZ Donald R. Peacor University of Michigan Ann Arbor, Ml...Ml Andrew C. Roberts Geol. Surv. of Canada Ottawa George W. Robinson Seaman Mineral Museum, MTU Houghton...INTRODUCTION The Riddarhyttan ore field is situated in the county of Vastmanland, south-central Sweden, about 70...a rich zone 187 Figure 1. Location map showing the county of Vastmanland and the Riddarhyttan ore field |  | | Book | | km; 2023 4 Ma) . . . . . . . . . 3.3 Sudbury, Ontario (D~250 km; 1850 3 Ma) . . . . . . . . . . . .... . . . . . . . . . . . . . . . 4.2.1 Warburton East (D ~ < 200 km) . . . . . . . . . . . . . . . . ...formations in Australia, South Africa, India, and Canada and studied large asteroid impacts, including effects...Woodleigh, Gnargoo, Mount Ashmore, Talundilly, Warburton East and West, Hickman crater, and Lake Raeside jointly...with experience in Europe, southern Africa, South East Asia, New Zealand, the southwest Pacific, China, |  | Lv, Zheng-Hang, Zhang, Hui, Tang, Yong, Liu, Yun-Long, Zhang, Xin (2018) Petrogenesis of syn-orogenic rare metal pegmatites in the Chinese Altai: Evidences from geology, mineralogy, zircon U-Pb age and Hf isotope. Ore Geology Reviews, 95. 161-181 doi:10.1016/j.oregeorev.2018.02.022 | Journal (article/letter/editorial) | | Chinese Altai: evidences from geology, mineralogy, zircon U-Pb age and Hf isotope Zheng-Hang Lv, Hui Zhang...Chinese Altai: evidences from geology, mineralogy, zircon U-Pb age and Hf isotope, Ore Geology Reviews (2018)...Chinese Altai: evidences from geology, mineralogy, zircon U-Pb age and Hf isotope Zheng-Hang Lva, Hui Zhanga...features. In addition, the geology, mineralogy, zircon U-Pb ages and Hf isotopes of six pegmatites are...grades than the late- and postorogenic pegmatites. Zircon Hf isotopic compositions of the syn-orogenic pegmatites |  | Su, Hui-Min, Jiang, Shao-Yong, Zhu, Xin-You, Duan, Zhen-Peng, Huang, Xing-Kai, Zou, Tao (2021) Magmatic-hydrothermal processes and controls on rare-metal enrichment of the Baerzhe peralkaline granitic pluton, inner Mongolia, northeastern China. Ore Geology Reviews, 131. 103984pp. doi:10.1016/j.oregeorev.2021.103984 | Journal (article/letter/editorial) | | arfvedsonite by aegirine and alkaline feldspar by albite occurred in the moderately-mineralized granite...extensive alteration assemblage of Fe-Ti oxides and albite laths developed in the highly-mineralized granite...107–18.464) and 207Pb/204Pb ratios (15.497–15.549), showing that they were probably derived from a common juvenile...spherulitic granite contains more microcline and albite but less perthite, suggesting the spherulitic granite...Uplift in Central Mongolia, Zhaojinggou peraluminous albite granite hosting Ta-Nb mineralization and Baerzhe |  | Domnick, Urs, Cook, Nigel J., Bluck, Russel, Brown, Callan, Ciobanu, Cristiana L. (2018) Petrography and geochemistry of granitoids from the Samphire Pluton, South Australia: Implications for uranium mineralisation in overlying sediments. Lithos, 300. 1-19 doi:10.1016/j.lithos.2017.11.031 | Journal (article/letter/editorial) | | K-feldspar and albite, and plagioclase is overprinted by an assemblage of porous albite + sericite ± calc-silicates...west from the ~1.85 Ga Donington Suite in the south east, and on a broader scale, separating NU the western... and the pluton focused on in this study in the east, informally called the Samphire or Mullaquana pluton...the larger part of the basement to the south and east of the CE pluton as indicated by geophysics. This...pluton. These have been dated by D SHRIMP U-Pb zircon methods, yielding ages of 1583±4 Ma for the green |  | | Journal (article/letter/editorial) | | University, 3450 University Street, Montreal, QC, Canada, H3A 0E8 Abstract The Cenozoic Ambohimirahavavy...strength element (HFSE)-rich phases consist mainly of zircon, bastnäsite-(Ce), and Ca-REE-, and Ca-HFSE-rich...the main HFSE-rich phases are bastnäsite-(Ce), zircon, pyrochlore, Nb-rich titanite, and an unidentified...quartz, fluorite, and fluorapatite. The secondary zircon is characterized by a low Zr content and by the...as hydroxyl-fluoride complexes, precipitated as zircon and pyrochlore due to deposition of fluorite and |  | | Conference Proceedings (Volume) | | intrusive complex, McFaulds Lake greenstone belt, Ontario .................................................Lac-des-Iles palladium ore deposits, Western Ontario, Canada ........ 978 Charley J. Duran, Sarah-Jane...PGE-enrichment in the River Valley Intrusion, Ontario, Canada: implications for ‘contact-type’ PGE-Cu-Ni...Findlay The Platinova Reef, Skaergaard Intrusion, East Greenland: an example of the formation of low volume...sulphide lenses at the Delta deposit, Cape Smith Belt, Canada: implication for the distribution of PGE Pierre-Jean |  | | Journal (article/letter/editorial) | | apatite, titanite and zircon from the Lac La Moinerie impact structure, Canada Maree McGregor1,2 · Christopher... titanite and zircon from the ~ 8-km-diameter Lac La Moinerie impact structure, Canada. The three analyzed...older array with a lower intercept at 1844 ± 24 Ma. Zircon yields an upper intercept age of 1810 ± 13 Ma and...by shock effects and dynamic recrystallization. Zircon resetting was controlled by shock effects and metamictization...Keywords U–Pb geochronology · Apatite · Titanite · Zircon · Lac La Moinerie · Recrystallized apatite · L-chondrite |
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