 | | Journal (issue) | | 2018 ISSUE 37 All About Colored Gemstones World Ruby Forum Large-Scale Mining Update Bitcoin and the...ISSUE 37 All About Colored Gemstones 92 26 World Ruby Forum Large-Scale Mining Update 5 6 12 26 28...International Colored Gemstone Association 62 Ruby jewelry, set with diamonds in 18K gold; photos courtesy...the World Ruby Forum 2017 The Montepuez Ruby Deposits, What’s Next? Mining Rubies in Greenland − The Aappaluttoq...Aappaluttoq Ruby Mine Greenland Ruby – The Gem That Came in from the Cold Tough Lessons from Mustang’s |  | Krebs, M.Y., Pearson, D.G., Fagan, A.J., Bussweiler, Y., Sarkar, C. (2019) The application of trace elements and Sr–Pb isotopes to dating and tracing ruby formation: The Aappaluttoq deposit, SW Greenland. Chemical Geology, 523. 42-58 doi:10.1016/j.chemgeo.2019.05.035 | Journal (article/letter/editorial) | | isotopes to dating and tracing ruby formation: The Aappaluttoq deposit, SW Greenland M.Y. Krebs, D.G. Pearson...isotopes to dating and tracing ruby formation: The Aappaluttoq deposit, SW Greenland, Chemical Geology, https://doi...isotopes to dating and tracing ruby formation: The Aappaluttoq deposit, SW Greenland M. Y. Krebs1*, D. G. Pearson1...characteristics of rubies from the Aappaluttoq deposit, SW Greenland, PT were measured using laser ablation-inductively...Two different populations T of ruby were identified at Aappaluttoq; these can be defined on the basis |  | | Journal (issue) | | SUMMER 2015 ISSUE 29 GREENLAND RUBIES The Final Straight The Aurora Diamond Collection Three-Phase... SUMMER 2015 ISSUE 29 SUMMER 2015 ISSUE 29 GREENLAND RUBIES The Final Straight The Aurora Diamond...operation against the background of an aerial view of Greenland. CONTENTS Foreword Industry News 36 6 7 8 11...Report Projects 21 Years of Output From Montepuez Ruby Mine ICA 2015 Congress Provides Food For Thought Mining...Search of Emeralds From the Musakashi Area of Zambia ICA Mine Tour in Sri Lanka – In Search of Sapphire |  | Giuliani, Gaston, Groat, Lee, Fallick, Anthony, Pignatelli, Isabella, Pardieu, Vincent (2020) Ruby Deposits: A Review and Geological Classification. Minerals, 10 (7) 597 doi:10.3390/min10070597 | Journal (article/letter/editorial) | | minerals Review Ruby Deposits: A Review and Geological Classification Gaston Giuliani 1, *, Lee A. Groat... Abstract: Corundum is not uncommon on Earth but the gem varieties of ruby and sapphire are relatively...relatively rare. Gem corundum deposits are classified as primary and secondary deposits. Primary deposits...deposits contain corundum either in the rocks where it crystallized or as xenocrysts and xenoliths carried...the Earth’s surface. Classification systems for corundum deposits are based on different mineralogical |  | Keulen, Nynke, Thomsen, Tonny B., Schumacher, John C., Poulsen, Majken D., Kalvig, Per, Vennemann, Torsten, Salimi, Rita (2020) Formation, origin and geographic typing of corundum (ruby and pink sapphire) from the Fiskenæsset complex, Greenland. Lithos, 366. 105536pp. doi:10.1016/j.lithos.2020.105536 | Journal (article/letter/editorial) | | geographic typing of corundum (ruby and pink sapphire) from the Fiskenæsset complex, Greenland Nynke Keulen...geographic typing of corundum (ruby and pink sapphire) from the Fiskenæsset complex, Greenland, LITHOS (2020)...FISKENÆSSET COMPLEX, TYPING OF CORUNDUM (RUBY AND PINK SAPPHIRE) GREENLAND Nynke Keulen1,* ntk@geus.dk...1 Geological pr oo f Survey of Denmark and Greenland (GEUS), Øster Voldgade 10, DK-1350 Copenhagen...Denmark and Greenland, Kivioq 2, at Greenland Institute for Natural Resources, P.O. Box 570, 3900 Nuuk, Greenland |  | | Journal (issue) | | reports|GIT Lab Updates|USA lifts ban on Burmese ruby and jadeite|Margaritologia newsletter|David Friend...from Pakistan with polylithionite inclusions|Large ruby matrix from Lu.c Yên, Vietnam|Scapolite from Badakhshan...2016 Myanma Jade & Gems Emporium Cover Photo: Greenland is poised to become a significant producer of...pink sapphires. These rubies recovered from the Aappaluttoq deposit weigh 0.29–2.53 ct and were characterized...ARTICLES Feature Articles 294 Ruby and Pink Sapphire from Aappaluttoq, Greenland By Christopher P. Smith, |  | | Book | | Mineralogy and Geochemistry of Ruby Edited by Frederick Lin Sutherland and Khin Zaw Printed Edition... Mineralogy and Geochemistry of Ruby Mineralogy and Geochemistry of Ruby Editors Frederick Lin Sutherland...the Special Issue “Mineralogy and Geochemistry of Ruby” published online in the open access journal Minerals... vii Preface to ”Mineralogy and Geochemistry of Ruby” . . . . . . . . . . . . . . . . . . . . . . . ...for Special Issue “Mineralogy and Geochemistry of Ruby” Reprinted from: Minerals 2020, 10, 888, doi:10 |  | | Journal (article/letter/editorial) | | Metallogeny of the North Atlantic Craton in Greenland JOCHEN KOLB1,*, LEON BAGAS2 1 2 AND MARCO L...Economic Geology, Geological Survey of Denmark and Greenland, Øster Voldgade 10, 1350 Copenhagen K, Denmark...Craton (NAC) extends along the coasts of southern Greenland. At its northern and southern margins, Archaean...magmatic systems. Gold occurrences are widespread around and south of the capital, Nuuk. Nickel mineralization...over considerable strike length in South-West Greenland. The current metallogenic model of the NAC is |  | | Journal (issue) | | Spinel ‘Star of David’ Pattern and Macrosteps on Corundum Crystals Fluorcarletonite, a New Gem Material...Presence of Macrosteps on Ruby and Sapphire Crystals from Aappaluttoq, Greenland 364 By Isabella Pignatelli...identification of colourless and coloured diamonds; emerald, ruby and sapphire country-of-origin determination; identification...(a few kilometres northwest of the emerald mining area), and it is probably the source of the pegmatites...small-scale miners (garimpeiros) who worked in the area were replaced by mining companies capable of exploring |  | Owen, J. Victor, Hanley, Jacob J., Kerr, Mitchell J., Stimson, Matthew, Boucher, Brandon (2019) Geochemistry of pink corundum-bearing feldspathic gneiss, Frenchvale quarry, Cape Breton Island, Canada: metamorphism of albitised, Fe-poor clastic rocks. Mineralogical Magazine, 83 (2) 249-260 doi:10.1180/mgm.2018.165 | Journal (article/letter/editorial) | | Geochemistry of pink corundum-bearing feldspathic gneiss, Frenchvale Quarry, Cape Breton Island: metamorphism...once mined for dolomitic marble, contains pink corundum-bearing, quartzfree/-poor, feldspathic gneiss...with carbonate platformal rocks (now marble), corundum is confined to the feldspathic rocks. These feldspathic...Himalayan sapphire and ruby deposits previously cited as analogues of the Frenchvale corundum occurrence. Introduction...Introduction Pink sapphire and ruby – Cr-bearing corundum - are known from a variety of geological settings |  | | Journal (issue) | | 30 PADPARADSCHA The Lotus Jewel The Mystical Corundum Exceptional Gemstones AGTA GemFair Tucson Booth...nor any gemstone mining industry. The path from mine to market is long and fragmented and involves mining...Begin: True North Gems Starts Operations at Greenland Ruby and Pink Sapphire Deposit True North Gems Inc...mining operations at the Aappaluttoq ruby and pink sapphire deposit in S.W Greenland. “On behalf of True North...North Gems Inc., True North Gems Greenland A/S and all our working partners it is my great pleasure to |  | | Journal (issue) | | industry today. FEATURE ARTICLES 464 Geology of Corundum and Emerald Gem Deposits: A Review Gaston Giuliani...our knowledge of the geology and genesis of gem corundum and emerald deposits. p. 569 512 A Review of...determination. 580 Geographic Origin Determination of Ruby Aaron C. Palke, Sudarat Saeseaw, Nathan D. Renfro...Renfro, Ziyin Sun, and Shane F. McClure The world ruby market has undergone dramatic change in recent years...years, especially with the development of ruby mining in Mozambique. This contribution outlines GIA’s methods |  | Kolb, Jochen, Keiding, Jakob K., Steenfelt, Agnete, Secher, Karsten, Keulen, Nynke, Rosa, Diogo, Stensgaard, Bo M. (2016) Metallogeny of Greenland. Ore Geology Reviews, 78. 493-555 doi:10.1016/j.oregeorev.2016.03.006 | Journal (article/letter/editorial) | | Metallogeny of Greenland Jochen Kolb, Jakob K. Keiding, Agnete Steenfelt, Karsten Secher...Rosa, Diogo, Stensgaard, Bo M., Metallogeny of Greenland, Ore Geology Reviews (2016), doi: 10.1016/j.oregeorev...pertain. ACCEPTED MANUSCRIPT Metallogeny of Greenland JOCHEN KOLB1, JAKOB K. KEIDING1,2, AGNETE STEENFELT1...Economic Geology, Geological Survey of Denmark and Greenland, Øster Voldgade 10, 1350 Copenhagen K, Denmark...author: jkol@geus.dk Greenland is the largest island on Earth, with 80% of its area covered by a thick |  | | Journal (issue) | | in 79 CE and buried Pompeii and the surrounding area under a thick layer of ash. ARTICLES Gemmological...The Texture and Chemical Composition of Trapiche Ruby from Khoan Thong, Luc Yen Mining District, Northern...gemmology. Topics include diamond, jadeite, nephrite, ruby, sapphire, amber, emerald, coral, pearl, chalcedony...and it is not clear if it represents a new mining area or came from an existing deposit such as those in...California USA Reference Ncube, A.N. 1988. Occurrences of gemstones and ornamental stones in Zimbabwe |  | | Journal (issue) | | Opening a Tsavorite Mine T anzaniteOne Limited is working towards opening a tsavorite mine not far from its...Tanzania, about 20 kilometers from its tanzanite mine. The project has a total indicated resource of 1...establishing an economic model for a potential tsavorite mine. We expect to provide a further resource update...District. Bokèo means literally “gem mines” (bo = mine; kèo = gems or glass). A bridge across the Mekong...Thailand, the cenon, today Huay Xai ct. Bokèo = mine; cross the ng–Huay and will mstone.org provide |  | | Journal (issue) | | rare polished pink diamonds from Australia’s Argyle mine that have been sold for 30 years through invitation-only...blue diamond discovered at the historic Cullinan mine in early 2014. 287 A Preliminary Study on the...pseudomorphs presented as chromian lawsonite • Composite ruby rough • Dyed marble imitations of jadeite and sugilite...The photo on the cover shows diamonds from the Kao mine in Lesotho being prepared for tender. The 17.88...changes brought to rough diamond pricing Cullinan mine—formerly a De Beers and supply through the adoption |
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Aappaluttoq Ruby Mine, Aappaluttoq Ruby Occurrences, Qeqertarsuatsiaat area, Nuuk, Sermersooq, Greenland