 | | Journal (issue) | | deze keer metavarisciet aangeboden afkomstig van Utah, USA (zie artikel elders in dit nummer). 20.15 h ...van 9.30 tot 12 h. Gem and mineral shows in the USA Paul Tambuyser De mineralenshows van Tucson en Denver...verenigingen in Zuid-Afrika, één in Frankrijk en 3 in de USA, en actief betrokken bij de oprichting van mineralogische...Baker, California 146-154 Wavellite, Mauldin Mt., Montgomery Co., Arkansas, USA 158-164 Scovil unpublished...exogenic fulgurite occurrence in Oswego, New York, USA th 271-272 37 Rochester Symposium (Minerals from |  | Mills, S. J., Kampf, A. R., Sejkora, J., Adams, P. M., Birch, W. D., Plášil, J. (2011) Iangreyite: a new secondary phosphate mineral closely related to perhamite. Mineralogical Magazine, 75 (2) 327-336 doi:10.1180/minmag.2011.075.2.327 | Journal (article/letter/editorial) | | Museum of Los Angeles County, 900 Exposition Boulevard, Los Angeles, California 90007, USA Department of Mineralogy...Redondo Beach, California 90277, USA Geosciences, Museum Victoria, GPO Box 666, Melbourne 3001, Victoria...(IMA2009 087) from the Silver Coin mine, Nevada, USA and the Krásno ore district, Hornı́ Slavkov, Czech...strengite, chalcosiderite, wardite, leucophosphite, wavellite, goethite, barite, quartz and F-rich perhamite...alunite supergroup, new mineral, Silver Coin mine, USA, Krásno ore district, Czech Republic. Introduction |  | | Journal (article/letter/editorial) | | Sardinia; Ervedosa, Portugal) and metavariscite from Utah was investigated by diffuse reßectance and EPR spectroscopy...secondary phosphate minerals, such as apatite, wavellite, and crandallite, as a cementing material in various...absorption spectrum of a variscite sample from FairÞeld, Utah, suggested the presence of V3+ (Rossman 2004). Such...rock. The metavariscite sample is from FairÞeld, Utah, U.S.A. This mineral is also cryptocrystalline and...Ervedosa and Pannecé. The metavariscite sample from Utah is almost Fe-free but is the richest in V. The variscite |  | Díaz-Acha, Yael, Campeny, Marc, Casas, Lluís, Di Febo, Roberta, Ibañez-Insa, Jordi, Jawhari, Tariq, Bosch, Josep, Borrell, Ferran, Jorge-Villar, Susana Esther, Greneche, Jean-Marc, Tauler, Esperança, Melgarejo, Joan Carles (2022) Colours of Gemmy Phosphates from the Gavà Neolithic Mines (Catalonia, Spain): Origin and Archaeological Significance. Minerals, 12 (3) 368 doi:10.3390/min12030368 | Journal (article/letter/editorial) | | spectrocolourimeter (X-rite Inc., Grand Rapids, MI, USA). The measurements were taken on dry samples, selecting...Red and Pink Variscite from the Wood Mine, Cocke County, Tennessee. Rocks Miner. 1997, 72, 268–270. [CrossRef]...Papers 13; Smithsonian Institution: Washington, DC, USA, 1941; p. 77. Willing, M.; Stocklmayer, S.; Wells...D.; Schaller, W.T. Cause of colour in wavellite from Dug Hill, Arkansas. Am. Mineral. 1996, 51, 422–428...Barwood, H. Minerals of the Utahlite Claim, Lucin, Box Elder County, Utah; Utah Geological Survey Miscellaneous |
|
