 | | 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 (article/letter/editorial) | | in The Netherlands [CH] Archaean hydrothermal zircon in the Abitibi greenstone belt: constraints on...University of Saskatchewan, Saskatoon, Sask. S7N OWO (Canada) Received September 18, 1989; revised version...greenstone belt of Canada. The zircons are paragenetically associated with vein quartz, tourmaline, mica, carbonate... and the consequent occurrence of hydrothermal zircon, may be associated with the intense tourmalinisation...microprobe data reveal multiple stages of hydrothermal zircon growth in the vein systems, contemporaneous with |  | | Journal (issue) | | Practical Gemmology The Kerez effect in green tourmaline 654 Gem Notes Apatite from Mozambique| Chondrodite...Chondrodite from Tanzania| Purple garnets from East Africa|Green prase opal from Tanzania|Trapiche ruby from...Purple tourmaline from Mozambique|Tourmaline slices from Myanmar|Wurtzite from Tanzania|Star zircon| Amber...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 |  | | Book | | Drainage Patterns: An Example from the Edge of the East Antarctic Ice Sheet . . . . . . . . . . . . . ....Sikhote-Alin and Koryak-Kamchatka Regions (Russian Far East) and Western Pacific . . . . . . . . . . Pavel V...Special Reference to Hinterland Tectonics: Data from Zircon Fission-Track and Heavy Mineral Analysis . . ....from the Sherwood Sandstone Group (Triassic) of the East Irish Sea Basin and Surrounding Areas. . . 1073...BAUMGARTNER Mineral Services Canada, 205-930 Harbourside Drive, North Vancouver, B.C., Canada T. BEZECZKY Institute |  | | 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... Rutile, Zircon. HEXAGONAL AND RHOMBOHEDRAL. Apatite, Calcite, Ilmenite, Quartz, Tourmaline. ORTHORHOMBIC...[14, p. 148J. Occasional inclusions of zircon, chlorite, tourmaline, and rutile are present, and in a few...twinning have a refractive index below that of Canada balsam. Many fragments are platy owing to fracture |  | | 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...suggested by Kennedy (1955 1958) for the Scottish Highlands. Dewey & Shackleton (1984) related the Grampian |  | | 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 |  | | Journal (issue) | | Stettin Complex, Wausau Syenite Compley, Marathon County, Wisconsin, USA……………………………………………..21 DOLGOPOLOVA...evolutions of primary and secondary (metasomatic) tourmaline from elbaite-subtype pegmatites Pikárec and Rečice:...petrogenetic significance of melt inclusions in tourmaline of muscovite – rare-element pegmatites: a mineralogical...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 |  | | 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 |  | | Book (edition) | | Distribution ISBN 0 565 09155 7 North America including Canada, South America, All rights reserved. No part of...(sillimanite) Finding gems 7 and Kyanite 56 Properties 12 Spodumene 57 Passage of light 16 Kornerupine...and Labradorite 68 Garnet 46 Blue John 69 Tourmaline 48 Rhodochrosite and Rhodonite 69 Topaz ...Ivory and Bone 70 Peridot 51 Amber and Jet 71 Zircon 52 Pearls, Coral and Shell 72 Spinel 53 Further...main durability, which are determined by the properties characteristics of the gems, and their chemical |  | | Report (issue) | | THE MINERALS OF FRANKLIN AND STERLING HILL SUSSEX COUNTY, NEW JERSEY BY CHARLES PALACHE UNITED STATES...Geologic map of the Franklin mining district, showing principal mineral localities.:______ 2. A, Octahedral...open vein with calcite; B, Specimen of zincite showing corroded crystals in limestone; C, Crystals of...parting; B, Crystals of corundum with garnet, tourmaline, and amphibole-______ 5. A, Group of octahedral...Dodecahedral crystal of franklinite; B, Franklinite ore, showing pronounced layering and cross veinlets_----_______*____ |  | | 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 |  | | Journal (article/letter/editorial) | | Saskatchewan S7N 5E2, Canada ABSTRACT The 1.85 Ga paleosol at Flin Flon, Manitoba, Canada, was one of the...susceptible to disturbance. Although igneous monazite and zircon are well preserved in even the uppermost maroon...atmosphere. The 1.85 Ga Flin Flon paleosol of Manitoba, Canada, is one of the 15 definite occurrences in Rye and...accessory minerals such as apatite, monazite, and zircon are the main carriers of REE, Th, and U (e.g.,..., apatite, cerianite, monazite, uraninite, and zircon) in the Flin Flon paleosol by detailed scanning |  | | Book (edition) | | that resistant minerals, such, for example, as zircon, rutile and garnet, have survived many such cycles... 2. Zircon Crystals 42 Crystal 42 ....... ........ 43 4. Anatase Crystals Tourmaline Crystals...Sandstone (Arlington, 19. Quartzite 20. . Columbia County, Wisconsin, U.S.A.) Quartzite (Maughold, Isle of...(fluorspar) . \ grains, - . -. . . . the showing . Cleavage fragments of hornblende 55. Water-worn...Monazite grains, showing the characteristically rounded outlines 58. 59. .... showing the prismatic |  | | Report (chapter) | | colour, internal structure, chemistry and optical properties, controlled principally by specific conditions...chemically highly resistant minerals, such as zircon, tourmaline and, when suitable, apatite prove most rewarding...dissolution, leaving a residue of ultrastable zircon + tourmaline + rutile + apatite (Mange & Maurer 1992)...al. 1973). Colour varieties, especially those of zircon, can be provenancediagnostic; for example, Mackie...lithologies by using purple zircon varieties. Structural types of zircon (showing either euhedral zoning or |  | | Report (issue) | | commercial borates. Lawsonite, first found in Marin county in 1895, has proved to be of great petrographic...nickel telluride, melonite, found in Calaveras County in 1867. New minerals and new mineral this is ...structure which is expressed in its form and other properties. definite chemical composition and, if Practically...pegmatites, are rocks that usually resemble banded, showing the gradual filling of a crack. granite in composition...products. The gem-bearing pegmatites of San Diego County have aroused special masses, interest. Many |  | | Journal (issue) | | IX No. 1 JANUARY 1963 ABSORPTION SPECTRA AND PROPERTIES OF METAMICT ZIRCONS * By B. W. ANDERSON T H...why its discovery was so long delayed. Now in zircon the gradual breakdown in crystal structure, which...sharp lines displayed by normal fully crystallized zircon, through weaker and vaguer development of the same...same bands until, with completely metamict zircon, the usual absorption spectrum consists merely of a...green at 5200—the latter a band not seen in normal zircon. T h e reverse process can be demonstrated quite |  | | 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 |  | 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 |  | | Conference Proceedings (Volume) | | modelling of the ore body structural complexities: KDC East Gold Mine, South Africa . . .....................formation of gold-sulphide deposits, West Kalba, east Kazakhstan ......................................Xiaorequanzi copper, zinc (selenium) deposit in East Tianshan, Xinjiang, China MinLiu, Cheng Wenming...model of the world-class Bakyrchik gold deposit, East Kazakhstan Indira Mataibayeva, Olga Frolova, Anastassiya...characteristics of the giant Bakyrchik gold deposit, East Kazakhstan ................. 221 ........... |  | | Book | | Orthopyroxene Augite 64 & Microperthite Quartz 30 Tourmaline Axinite 63 Plagioclase 28 Melilite 62 Anorthoclase...6 83 Corundum 42 Pectolite 3 Chondrodite Zircon Analcite 41 Anthophyllite - Gedrite 1 82 ...field of view illustrated but, in general, only properties which can be seen in the photographs are discussed...one field of view, to illustrate the different properties which we wished to show. In a few cases the photographs...cm - - 0.055 Muscovite Pyrophyllite Talc Tourmaline Zussmanite Olivine Olivine Mg 2 Si04 -Fe |  | | Journal (issue) | | Large natural freshwater pearls • Growth tubes in tourmaline • Treated green turquoise 58 Gem News International...diamond • Diopside from Madagascar • Garnet and zircon from the Solomon Islands • Tsavorite mining at...Available Online: Spring 2006 “Paraíba”-type Tourmaline from Brazil, Nigeria, and Mozambique: Chemical...Diamond Centennial The Effects of Heat Treatment on Zircon Inclusions in Madagascar Sapphires Faceting Transparent...Color Serenity Coated Colored Diamonds Trapiche Tourmaline from Zambia Spring 2009 The French Blue and |
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