Final report of the activities ruby project. Formation, origin and fingerprinting of corundum (ruby and pink sapphire) from the Fiskenæsset complex and elsewhere in Greenland

Nynke Keulen (Editor)

Research output: Book/ReportReport (publicly available)

Abstract

Between 2011 and 2017 the Geological Survey of Denmark and Greenland, Copenhagen & Nuuk (GEUS) has evaluated the Greenlandic rubies as part of a collaboration project with and commissioned by the Ministry of Mineral Resources in Nuuk, Greenland. The investiga-tions are mainly focused on characterisation of the Fiskenæsset complex (FC) ruby/sapphire, where a ruby mine is currently in operation at the most promising ruby outcrop in that area, Aappaluttoq, by the Greenlandic-Norwegian company Greenland Ruby. The license for this area was earlier held by the Canadian-Greenlandic company True North Gems Greenland (TNGG). The results for samples from the FC have been compared with samples from other areas in Greenland and abroad with the aim to find the characteristic fingerprint for the FC samples and to understand the ruby-formation process in the FC with the aim to find similar areas with rubies in the future. A pilot project was performed in 2010 by Per Kalvig and Dirk Frei from GEUS. Their samples have been re-analysed and re-interpreted and are included in this report.
Original languageEnglish
Place of PublicationCopenhagen
PublisherGEUS
Number of pages112
Volume2018
DOIs
Publication statusPublished - 9 Jul 2018

Publication series

SeriesDanmarks og Grønlands Geologiske Undersøgelse Rapport
Number25
Volume2018

Keywords

  • Greenland

Programme Area

  • Programme Area 4: Mineral Resources

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