 | | Journal (issue) | | Narssarssuk, Greenland. Photo by R. Bode. TITLE PAGE: The most common mineral in Greenland: ice —making...up the typical Arctic icebergs, ubiquitous in Greenland waters; photo by B. L. Nielsen. This special...(ANGMAGSSALIK) GEOLOGICAL MAP OF GREENLAND NUUK (GODTHAB) PAAMIUT (FREDERIKSHAB) ARSUK NARSARSUAQ NARSAQ QAQORTOQ...Paleozoic and Mesozoic North Greenland platform and fold belt East Greenland Caledonian fold belt P rote...Archaean i 500 km i i i i PREFACE Throughout Greenland there are many interesting mineral localities |  | | Journal (article/letter/editorial) | | ge, M ossachuselts. Aesrnlcr Restudy of type elpasolite of Cross and Hiltebrand (1885) proves it to be...376+0 0O2. Hagemannite of Shepard (1866) from Ivigtut is shown to be a variable mixture of ralstonite...thomsenolite pigmented with iron oxide. Er,pasorrrn Elpasolite was tentatively described by Cross and Hillebrand...original deposit and the other minerals, as at Ivigtut, were derived by alteration either directly therefrom...National Museum, was made available for study: The elpasolite forms indistinct aggregatesof crystals ranging |  | | Book | | MINERAL SPECIES FffiST DESCRIBED fron1 GREENLAND Ole V. Petersen & Ole Johnsen Also in this series...Publication 7 (2005) MINE. RAL ....... SPECIES FIRST DESCRIBED froin GREENLAND Ole V. Petersen & Ole...organizations: The Commission for Scientific Research in Greenland Geologisk Museums St0ttefond (Geological Museum's...document on the minerals first discovered in Greenland. After all, as they point out in the first sentence...Introduction, a mere 26 kilometers separates Greenland from Canada along Nares Strait; we are neighbors |  | | Report (issue) | | a = 9.91(4) Z=8 X-ray Powder Pattern: Ivigtut, Greenland. 5.74 (100), 1.765 (86), 2.88 (75), 3.01...(3) 0.05 [23.2] [1.9] [100.09] 1− (1) Ivigtut, Greenland; (OH) calculated for charge balance, corresponds...Thomsenolite, cryolite, pachnolite, chiolite, elpasolite, colquiriite, gearksutite, weberite, prosopite...fluorite. Distribution: From the Ivigtut cryolite deposit, southwestern Greenland. In the USA, at St. Peters...Fremont Co., Colorado; in the Morefield pegmatite mine, Amelia, Amelia Co., Virginia; from the Quitman |  | | Report (issue) | | 541(2) c = 16.115(1) X-ray Powder Pattern: Ivigtut, Greenland. 4.02 (100), 1.963 (90), 1.996 (80), 2.92...35 18.05 12.15 51.34 8.11 Total 99.94 (1) Ivigtut, Greenland. (2) NaCaAlF6 • H2 O. 100.00 Na Ca Al F...chiolite, cryolithionite, elpasolite, sellaite, fluorite. Distribution: From the Ivigtut cryolite deposit, southwestern...southwestern Greenland. At Miass, Ilmen Mountains, Southern Ural Mountains and other undefined localities...Pikes Peak, El Paso Co., Colorado; at the Spider mine, Honeycomb Hills, Juab Co., Utah; from the Quitman |  | Pekov, I. V., Chukanov, N. V., Kononkova, N. N., Zubkova, N. V., Rabadanov, M. Kh., Pushcharovsky, D. Yu. (2008) Elpasolite from hyperalkaline pegmatite of the Khibiny pluton, Kola Peninsula. Symmetry of elpasolite. Geology of Ore Deposits, 50 (8) 749-754 doi:10.1134/s1075701508080114 | Journal (article/letter/editorial) | | 76–84. MINERALS AND PARAGENESES OF MINERALS Elpasolite from Hyperalkaline Pegmatite of the Khibiny Pluton...Pluton, Kola Peninsula. Symmetry of Elpasolite I. V. Pekova, N. V. Chukanovb, N. N. Kononkovac, N. V...bInstitute Received October 11, 2006 Abstract—Elpasolite, K2NaAlF6, has been found for the first time...some published X-ray powder patterns of natural elpasolite are Kβ-lines. DOI: 10.1134/S1075701508080114...to the structurally cognate cryolite, Na3AlF6, elpasolite, K2NaAlF6, is a rare mineral. We found only ten |  | | Report (issue) | | 414(3) c = 15.680(4) X-ray Powder Pattern: Ivigtut, Greenland. 3.95 (100), 1.971 (90), 2.79 (70), 2.16...34 8.11 Total 100.60 99.86 100.00 (1) Ivigtut, Greenland. (2) St. Peters Dome, Colorado, USA. (3)...thomsenolite, chiolite, elpasolite, ralstonite, sellaite, fluorite. Distribution: In the Ivigtut cryolite deposit...deposit, southwestern Greenland. From near Lake Gjerdingen, Nordmarka, Norway. In the Hagendorf pegmatite...Mineral Co., Nevada; from the Morefield pegmatite mine, Amelia, Amelia Co., Virginia. From the El Criollo |  | Foord, Eugene E., O'Connor, Joseph T., Hughes, John M., Sutley, Stephen J., Falster, Alexander U., Soregaroli, Arthur E., Lichte, Frederick E., Kile, Daniel E. (1999) Simmonsite, Na2LiAlF6, a new mineral from the Zapot amazonite-topaz-zinnwaldite pegmatite, Hawthorne, Nevada, U.S.A. American Mineralogist, 84 (5) 769-772 doi:10.2138/am-1999-5-609 | Journal (article/letter/editorial) | | intergrown with cryolite, cryolithionite and trace elpasolite. A secondary assemblage of other alumino-fluoride...Hawthorne, Mineral Co., Nevada, U.S.A. The pegmatite mine is owned and operated by Harvey M. Gordon of Reno...approximately one-third of each phase, and less than 1% elpasolite (Figs. 1a–1d). Phase equilibria studies of synthetic...of cryolite-cryolithionitesimmonsite and trace elpasolite. Part d contains an exotic fragment of topaz...included melt-crystallized LiF, adularia, and Ivigtut cryolite. Operating conditions were 10 kV, 12 nA |  | Galliski, Miguel Angel, Černý, Petr, Márquez-Zavalía, María Florencia, Chapman, Ron (1999) Ferrotitanowodginite, Fe2+TiTa2O8, a new mineral of the wodginite group from the San Elias pegmatite, San Luis, Argentina. American Mineralogist, 84 (5) 773-777 doi:10.2138/am-1999-5-610 | Journal (article/letter/editorial) | | intergrown with cryolite, cryolithionite and trace elpasolite. A secondary assemblage of other alumino-fluoride...Hawthorne, Mineral Co., Nevada, U.S.A. The pegmatite mine is owned and operated by Harvey M. Gordon of Reno...approximately one-third of each phase, and less than 1% elpasolite (Figs. 1a–1d). Phase equilibria studies of synthetic...of cryolite-cryolithionitesimmonsite and trace elpasolite. Part d contains an exotic fragment of topaz...included melt-crystallized LiF, adularia, and Ivigtut cryolite. Operating conditions were 10 kV, 12 nA |  | | Report (issue) | | Elpasolite K2 NaAlF6 c 2001-2005 Mineral Data Publishing, version 1 Crystal Data: Cubic. Point Group:...to K1.79 Na1.07 Ca0.04 Al1.02 F6.11 . (2) Cetine mine, Italy, by electron microprobe, corresponds to K2...antimony deposit in silicified limestone (Cetine mine, Italy). Association: Cryolite, pachnolite, thomsenolite...fluorite, quartz (Cetine mine, Italy). Distribution: In the USA, from the Cincinnati mine, St. Peters Dome,...the Morefield pegmatite mine, Amelia, Amelia Co., Virginia. From the Cetine mine, 20 km southwest of Siena |  | | Report (issue) | | 93 100.37 100.00 (1) Miass, Russia. (2) Ivigtut, Greenland. (3) Na5 Al3 F14 . Occurrence: In some granite...cryolithionite, thomsenolite (Miass, Russia); cryolite, elpasolite, pachnolite, thomsenolite, ralstonite (Amelia...the Ivigtut cryolite deposit, southwestern Greenland. In the USA, in the Morefield pegmatite mine, Amelia |  | | Journal (article/letter/editorial) | | quantities. The previously known localities are in Greenland, Colorado, and the Urals, in all of which the...associated with cryolite from Ivigtut (Evigtok) on Arksut-Fiord, Greenland. Tidsskr. Phys. og Chem., 1862...Hagemann recognized tile presence of this mineral in Ivigtut cryolite ore, and made an imperfect analysis of...Groth gave a more detailed description of the Greenland mineral, including its microscopic appo;,rance... p. 58. 1885. The first perfect s nalysis of Greenland gearksutite made by G. Lindstr(Im and published |  | | Journal (article/letter/editorial) | | quantities. The previously known localities are in Greenland, Colorado, and the Urals, in all of which the...associated with cryolite from Ivigtut (Evigtok) on Arksut-Fiord, Greenland. Tidsskr. Phys. og Chem., 1862...Hagemann recognized tile presence of this mineral in Ivigtut cryolite ore, and made an imperfect analysis of...Groth gave a more detailed description of the Greenland mineral, including its microscopic appo;,rance... p. 58. 1885. The first perfect s nalysis of Greenland gearksutite made by G. Lindstr(Im and published |  | | Journal (article/letter/editorial) | | came from Ivigtut, Greenland. Occurring with the cryolite at the most famous locality, Ivigtut, Greenland...minerals. An excellent suite of specimensfrom the Ivigtut quarry was kindly made available to the author...Professor Scott had collected these specimensat Ivigtut in 1942 when, as geologist for Mr. Hans Lundberg...the mineralogy of the aluminium fluorides of Greenland-Uni.aersity ol Toronlo, 1947. 2 Assistant Professor... 384 R. B, FERGUSON elpasolite KzNaAlFo which has not been reported from Ivigtut): cryolite Na3AlF6, |  | | Journal (article/letter/editorial) | | Name NasAlFe Cryolite KzNaAlFo LisNarAlrFl, Elpasolite Cryolithionite TI,AIF5 NarAhFu TlAlF4 NarMgAlFz...a pseudocubevery similar to the unit cube of elpasolite. No3L13(AlF5)2 Cryolrlhionile T y p e- S l a...the unnamed and unanalvzed cubic minerals from Ivigtut AtF3 T y p e -D O l a R32 o ,= 5 0 2 9 o l p h...addition to the one given as example. These include elpasolite and the so-called potassium cryolite and ammonium...discussed were five minerals, all but elpasolite being from Ivigtut in Greenland. At this locality there are known |  | | Journal (article/letter/editorial) | | cryolite at room temperature. The cubic structure of elpasolite, K~NaA1F6, however, is maintained over the whole...potassium, KgNaA1F6, of which a mineral form elpasolite is known. Further members of the family are listed...remarked upon this in the course of a study of elpasolite. He has, moreover, drawn attention to the relation...between the X-ray powder diffraction patterns of elpasolite and cryolite. The stronger lines or groups of...intensity to strong lines in the pattern of the cubic elpasolite. The X-ray patterns in question are compared |  | | Journal (article/letter/editorial) | | cryolite (NarAlFu), chiolite (NarAlrF,o),and elpasolite(KrNaAlFu) have been studied. Structuresand chemical...two closely related structures, cryolite and elpasolite, indicates that both 27Aland 'z3NaNMR are insensitive...isostructural compounds (cryolite, NarAlFu vs. elpasolite, KrNaAlR) and combining these with previous work...temperatureof 561 'C (Majumdar and Roy, 1965). Elpasolite (KrNaAlFu) has the cryolite structure with the...from the Ivigtut deposit, Greenland (Boggild, 1953). The synthetic equivalents and elpasolite(I(rNaAlF6) |  | | Journal (article/letter/editorial) | | ALUMINO-FLUORIDE MINERAL ASSEMBLAGE FROM THE MOREFIELD MINE, AMELIA, VIRGINIA. L. E. Keam, James Madison University...exposed a mass of bright purple, sugary-textured elpasolite, K2NaAW,, with minor amounts of chiolite, Na...contained well-formed microcrystals of chiolite, elpasolite, pachnolite (NaCaAIF, -H,O), thomsenolite (NaCaAIF...hurmno-fluoride minerals found are very rare. The Morefield mine is the second known occurrence of these minerals...ralstonite and thomsenolite. Figure 2. Elpasolite Crystal, Morefield mine, Amelia, Virginia. ngure 3. Prismatic |  | | Journal (article/letter/editorial) | | Cryolite is compatible with NaF and NaCl, whereas elpasolite, Na2KAlF6 (Frondel 1948) is, in addition, compatible...following eutectic temperatures (at 1 atm): cryolite-elpasolite at 913 °C, cryolite-villiaumite at 882–885 °C...Chemistry, 64, 95–98. Frondel, C. (1948) New data on elpasolite and hagemannite. American Mineralogist, 32, 84–87...(2000) Geochemical evolution of the Ivigtut granite, South Greenland: a fluorine-rich “A-type” intrusion...coexisting with peralkaline granite in south Greenland. Earth and Planetary Science Letters, 18, 271–222 |  | | Journal (issue) | | DeMark Malachite pseudomorphs from the Sir Dominick mine, Arkaroola, South Australia ......................Tucson, Arizona 85740 COVER: GOLD from the Eureka mine, Tuolumne County, California. This specimen, about...mining activity in the future. The Red Cloud copper mine is on the west side of the forest road and was originally...remains of the original mine workings is a fenced vertical shaft and the mine dumps (Fig. 2). Access to...shaft of the Dead wood mine is im mediately south of the Red Cloud copper mine shaft but the dumps at |  | | Journal (article/letter/editorial) | | the International Geological Correlation Progre mine, Metallization Associated with Acid Magmas. • 2...within provinces, e.g. the Gardar province, SW Greenland, represented by columns 1, 2, 3 and 6 of Table...crystallization into residual roof-zone melts (Greenland and Lovering, 1966; Gundsambuu, 1974). (2) F-rich...peralkaline granite sheets in the Kfingn~t Fjeld stock, SW Greenland. For rare-metal granites, Kozlov (1974) gives...Soviet Union. Layered granites from Tigssaluk fjord, SW Greenland, probably stemming from a magma rich in F |  | | Journal (article/letter/editorial) | | pegmatites 30-4, 1-15 (Eureka tunnel) and 65-2 (Cryolite mine-caved).They include cryolite and its alteration...pachnolite, prosopite, ralstonite, thomsenolite,elpasolite,and weberite.The minerals are grouped according...in which they are found: cryolite pachnolite elpasolite ralstonite thomsenolite prosopite weberite gearksutite...stained prosopite. Ralstonite, thomsenolite and elpasolite (Frondel, 1948) are very rare in minute crystals...identified by the writers except for thomsenolite and elpasolite. The fluorides alter to gearksutite, which occurs |  | | Journal (article/letter/editorial) | | the Treasury Vault mine, Summit Co., Colorado; 7. Fahlerz from the Governor Pitkin mine, Lake City, Colorada...Colorada ; 8. Polybasite from the Terrible Lode mine, Clear Creek Co., Colorado; 9. Arsenical pyrites from...Pennsylvania; 11. Ilmenite and oligoclase from the Carter mine, North Carolina; 12. Topaz from Stoneham, Maine...Antwerp, New York : 16. Calamine from the Bertha mine, Pulaski Co., Virginia ; 1’7.Titanite from Statesville...Scotland ; 19. AnnaB. H. B. bergite from the Gem mine, Silver Cliff, Colorado. Mineralogical Notes. |  | | Journal (article/letter/editorial) | | Graphite in ore: An unusual occurrence at the Sterling mine. The Picking Table 3ql):ll-13. Kvasnitsa, V. N....ALUMINO-FLUORIDE MINERAL ASSEMBLAGE FROM THE MOREFIELD MINE, AMELIA, VIRGINIA. L. E. Keam, James Madison University...exposed a mass of bright purple, sugary-textured elpasolite, K2NaAW,, with minor amounts of chiolite, Na...contained well-formed microcrystals of chiolite, elpasolite, pachnolite (NaCaAIF, -H,O), thomsenolite (NaCaAIF...hurmno-fluoride minerals found are very rare. The Morefield mine is the second known occurrence of these minerals |  | | Journal (issue) | | COVER: BENITOITE and NEPTUNITE from the Benitoite Gem mine, San Benito County, California. Buzz Gray collection;...senolite, pachnolite, ralstonite and p u rp le elpasolite. IN T R O D U C T IO N T h e pegm atite masses...Kearns, 1993b). M iner als include com m ercial gem stock (am azonite, topaz, spessartine, m oonstone), rare-earth...Powhatan M ining C om pany as a com m ercial gem mine. C ollecting on the 80-acre tract o f land around...60-foot level. A core o f sugary, bright purple elpasolite w ith m inor chiolite was found in a mass o f |
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