 | | Report (issue) | | 5.431(4) Z=4 X-ray Powder Pattern: Coyote Peak, California, USA. 5.513 (100), 6.98 (62), 3.403 (43)...Russia; by electron microprobe. (2) Coyote Peak, California, USA; by electron microprobe. (3) KFe2 S3...in an alkalic mafic diatreme (Coyote Peak, California, USA); in sodalite syenite xenoliths associated...(Point of Rocks, New Mexico, USA); ussingite, villiaumite, siderenkite, sodalite (Mont Saint-Hilaire, Canada)...southern Norway. In the USA, at Coyote Peak, near Orick, Humboldt Co., California, and from Point of Rocks |  | | Report (issue) | | c = 6.441(3) X-ray Powder Pattern: Coyote Peak, California, USA. 5.12 (100), 7.13 (90), 3.023 (80),...31 41.44 9.31 [100.00] 100.00 (1) Coyote Peak, California, USA; by electron microprobe, average of...crystallized late in the consolidation of the Coyote Peak intrusive, an alkalic mafic diatreme. Association:...bartonite, erdite, phlogopite, schorlomite, acmite, sodalite, cancrinite, pectolite, natrolite, magnetite,...From Coyote Peak, near Orick, Humboldt Co., California, USA [TL]. For Coyote Peak, California, a local |  | | Journal (article/letter/editorial) | | alkalic ultramafic rocks in the Coyote Peak diatreme, Humboldt County, California JOHN W. MORGAN,â GERALD K...Survey, âReston, Virginia 22092, *Menlo Park. California 94025 (Received May 17, 1983: accepted in revisedjorm...contaminated rocks from the Coyote Peak diatreme, northwestern California. These data, combined with Nd...residue provided the source rock from which the Coyote Peak magma was ultimately derived. About 66 m.y. ago...diatreme. INTRODUCIâION Uncontaminated rocks THE COYOTE PEAK diatreme (260 m X 500 m) is composed of unusual |  | | Journal (article/letter/editorial) | | two new sulfide minerals from Coyote Peak, Humboldt County, California Rrcneno C. Eno eNn Genall K....CzeuaNsrie U. S. Geological Survey Menlo Park, California 94025 Abstract Orickite and coyoteite occur with...a mafic alkalic diatreme near Orick, Humboldt County, California. Both minerals are very rare, and only...mafic alkalic diatreme at Coyote Peak near Orick, Humboldt County, California. Previous papers have introduced...hydrated, Na-Fe and NaCu-Fe sulfides are present at Coyote Peak. These alkali-bearing sulfides are geologically |  | | Report (issue) | | 16(1) Z=4 X-ray Powder Pattern: Near Orick, California, USA. 3.08 (100), 3.20 (90), 1.85 (70), 2.84 (60)...33.6 [3.1] Total [100.0] (1) Near Orick, California, USA; by electron microprobe, average of six grains...crystallized late in the consolidation of the Coyote Peak intrusive. Association: Djerfisherite, rasvumite...erdite, coyoteite, phlogopite, schorlomite, acmite, sodalite, cancrinite, pectolite, natrolite, magnetite,...Distribution: Name: From Coyote Peak, near Orick, Humboldt Co., California, USA [TL]. For the town of |  | | Journal (article/letter/editorial) | | lithic-wackeinclusions within the Coyote Peak diatreme,Humboldt County, California GsRAro K. Cz,c,MANsKEAND SrevEN...Geological Suruey 345 Miilillefield Roail, Menlo Park, California 94025 Absfirct Lithic-wacke inclusions within...within the alkalic ultramafic diatreme at Coyote Peak record a remarkable history of metasomatismand crystal...assemblage,20 km SE of Orick, at Coyote Peak,Humboldt County, California. Rocks comprisingthe diatreme may...apamagnetite(TiOz < 7 and MgO < 2 wt.o/o), tite, sodalite, and poikilitic garnet containing up to 16 wt |  | | Journal (article/letter/editorial) | | JOAN R. CIENT U.S. Geological Survey Menlo Park, California 94025 Abstract The new mineral erdite, NaFeS...in a maflc, alkalic diatreme at Coyote Peak, Humboldt County, California. Crystallization of erdite, the...geologic studies of the Redwood Creek area, Humboldt County, California, in 1976, the bizarre, pitted weathering...and forms the ridge-top protuberance called Coyote Peak. Subsequent chemical and mineralogic studies...across), clinopyroxene, nepheline, natrolite, sodalite, vishnevite, acmite, apatite, and barytolamprophyllite |  | | Journal (article/letter/editorial) | | samples from a mafic alkalic diatreme at Coyote Peak, California, prompted an attempt to date these materials...discovered in 1976 at Coyote Peak, approximately 42 km north of Arcata, northern California. The diatreme contains...% TiO2). Minor phases are perovskite, apatite, sodalite, pectolite, cancrinite, natrolite, mesolite, barytolamprophyUite...bartonite, which was discovered at Coyote Peak, northern California (G.K. Czamanske, R.C. Erd and J.R...M.A.). Much of the bartonite that occurs at Coyote Peak is Cl-bearing (Table 1). Bartonite has conchoidal |  | | Journal (article/letter/editorial) | | in a mafic, alkalic diatreme at Coyote Peak, Humboldt County, California. Associated v/ith it are the two...The geology and mineralogy of the diatreme at Coyote Peak have been briefly described by Czamanskeet al...in several representativepolished sectionsof Coyote Peak material; they defied analysis and identification...ARL EMx-sMelectron microprobe at Menlo Park, California. (Analytical details are noted in the footnote...analysesof Cl-poor bartonite from Coyote Peak, Humboldt County, California (weight percent). Bartonite |  | | Journal (article/letter/editorial) | | system studied by the dry synthesis method in the range of 300â600 °C and at a pressure of 1 bar. At the...experiments also outline the compositional stability range of the copper-free analog of murunskite ( KxFe2âyS2)...in the KâFeâS system in ÂKFeS2âFeâS composition range at 300â600 °C, determine the fields of phase stability...lines show the studied ÂKFeS2âFeâS composition range of the system. Gray field covers hypothetical K...2003). Along with the âusualâ bartonite in the Coyote Peak rocks, Czamanske et al. (1981) found its analog |  | Yakovenchuk, V. N., Pakhomovsky, Y. A., Men'shikov, Y. P., Ivanyuk, G. Yu., Krivovichev, S. V., Burns, P. C. (2003) Chlorbartonite, K6Fe24S26(Cl,S), a new mineral species from a hydrothermal vein in the Khibina massif, Kola Peninsula, Russia: Description and crystal structure. The Canadian Mineralogist, 41 (2) 503-511 doi:10.2113/gscanmin.41.2.503 | Journal (article/letter/editorial) | | accessory mineral in a microcline â pectolite â sodalite â aegirine vein within feldspathic urtite at Mount...roundish grains up to 2 cm across included in sodalite and natrolite crystals; it is associated with...accessoire dans une veine Ă microcline â pectolite â sodalite â aegyrine dans une urtite feldspathique au mont...xĂ©nomorphes atteignant deux cm dans des cristaux de sodalite et de natrolite; elle est associĂ©e Ă djerfisherite...by Czamanske et al. (1981) from Coyote Peak, Humboldt County, California. Among the minerals associated |  | | Journal (article/letter/editorial) | | dykes are dominant, intrusives range from ouachitite, through sodalite tinguaite and trachyte to carbonatite...carbonatite. Carbonatites in turn range from calcite-rich types through ankerite- and siderite- dominated...associated with tinguaite, as well as carbonatites which range from calcitic to sideritic varieties. Taeniolite...clot in a mafic, alkaline diatreme at Coyote Peak, California (Erd et al., 1983), and in metasomatites...fenite adjacent to siderite carbonatite Coyote Peak, California (Erd et al. 1983) Magnet Cove, Arkansas |  | | Journal (article/letter/editorial) | | thioferrite hydrate, was found in 1976at Coyote Peak, Humboldt County, California, and describedby Czamanskeet c/...diffraction maxima were broad and irregular, so a scan range of 4o was used. Of the 936 reflections measured...latter on the two-fold axis. The third strongest peak, also on the twofold axis, was identified as Na...and CsFeS, (Bronger, 1968)and TlFeS, (Zabel and Range, 1979).The crystallography and principal structural...1 9 6 8 ) ; structure ( c ) Data from Zabel and Range ( 1 9 7 9 ) . data tecalculated. 520 KONNERT |  | | Journal (issue) | | an uncommon lithium-mica from Coyote Peak, Humboldt County, California ................................tour of the mineral facilities at the Los Angeles County Museum of Natural History (where Tony is curator)...Itatiaia, Brazil Morganite on Tourmaline Pala, California Rubellite Itatiaia, Brazil A UNIQUE OPPORTUNITY...allowed. GEOLOGY The quarry lies in Washington County between the Cincinnati Arch to the east and the...the Illinois Basin to the west. The rocks of the county are generally dipping to the west-southwest toward |  | | Journal (issue) | | coated with some variable "crud" minerals that range from bright greenish duftite stains to yellowish...articles on gold producing areas cover Arizona, California, Nevada, and South Africa. Also, a note on the...gold. Major areas covered include Southeast USA, California, Australia, Canada to Alaska, Britain, and...nine-pound garnet and a 34-carat diamond - all from the USA ? Maybe you're more interested in Czech opals, minerals...15840 East Alta Vista Way, San Jose, CA 95127-1737 USA. CD V-700 GEIGER COUNTER Complete with probe, meter |  | | Journal (article/letter/editorial) | | prisms. Crystals are vitreous and transparent and range in color from beige, beige-yellow, light lemon yellow...consists NEW MINERAL NAMES of nepheline and sodalite syenites, with associated alkaline pegmatite dikes...lenticular patches within syenite and syenite sodalite xenoliths. It occurs as pale pink to silvery to...mosandrite, natrolite, gonnardite, and fluorapatite. In sodalite syenite xenoliths, it is associated with aegirine...aegirine, âtetranatrolite,â polylithionite, fluorite, sodalite, serandite, microcline, catapleiite, pyrite, pyrochlore |  | | Journal (article/letter/editorial) | | http://petrology.oxfordjournals.org/ at University of California, San Francisco on December 13, 2014 Geology...http://petrology.oxfordjournals.org/ at University of California, San Francisco on December 13, 2014 TABLE 1...the type alnoites of Alno (Sweden) grade into a range of melilite-free variants (Table 2). 'Ultramafic...http://petrology.oxfordjournals.org/ at University of California, San Francisco on December 13, 2014 Per cent...http://petrology.oxfordjournals.org/ at University of California, San Francisco on December 13, 2014 TABLE 2 |  | | Journal (article/letter/editorial) | | microbeam analysis of several aegirine grains from the sodalite foyaite, a single sector-zonedaegirine crystal...of peralkaline (agpaitic) nepheline syenites: sodalite foyaite, naujaite, kakortokite,and lujavrite (Ussing...Sectorzoning is frequently observed in aegirine from the sodalite foyaite and naujaite. Sector zoning is less common...from the sodalite foyaite was selected for this study. The mineral assemblagein the sodalite foyaite consistsofalkali...consistsofalkali feldspar, sodalite, nepheline, hedenbergite,fayalite, titanomagnetite, katophorite, |  | | Journal (article/letter/editorial) | | 2003), alkali-rich volcanic rocks at Coyote Peak, California, and Point of Rocks, New Mexico (Czamanske...aggregate of olivine, calcite, NaâCa carbonates, sodalite, phlogopiteâtetraferriphlogopite, humiteâclinohumite...Rasvumite from the alkali-rich ultramafic rocks of Coyote Peak and the skarns of Norway is nearly stoichiometric...coexist in the alkaline ultramafic rocks of Coyote Peak, California, and the hyperagpaitic rocks of Mt. Koashva...syenite (0.4â0.5 wt.% Cs 2O), 7: inclusions in sodalite tawite âxenolithâ in Ânepheline syenite (2.3â2 |  | | Journal (article/letter/editorial) | | Rasvumite crystals from a marble xenolith and tawite (âsodalite xenolithâ) entrained in nepheline syenite contain...more compatible with respect to rasvumite than sodalite, tainiolite, or perovskite-type phases. Cubo-octahedral...interpreted to have crystallized in equilibrium with sodalite, aegirine and tainiolite from halogen-rich peralkaline...sulfides, loparite-(Ce), lueshite, perovskite, sodalite, sector zoning, trace-element partitioning, tawite...Saint-Hilaire. (a) Euhedral rasvumite (Rsv) included in sodalite (Sdl), other minerals present are aegirine (Ae) |  | | Book (edition) | | Brazil, H Page 13: Gold, 35 mm.Eagle's est Mine, California, G Publi!>hed by Grdllit.u.o. Stefanikova43...abbreviations: Rep. (republic), prov. (province), co. (county), munic. (municipio), pref. (prefecture), dept...always included in text, except in the cases of the USA, UK, and the provinces Ontario and Quebec in Canada...Uintah County. Utah. and m (2.B. acanthite group). Monoclinic, C2/m, a,b,c Rio Blanco County. Colorado... Vermont, at Wrightwood, San Bernardino co., California, in fine crystals in talc near Wenatchee Lake |  | | Journal (article/letter/editorial) | | Peninsula, Russia, and in the small Coyote Peak mafic diatreme, California, United States. Many minerals of...wilhelmramsayite Cu3FeS3 · 2H2O identified in Coyote Peak and Khibiny contain up to 1 wt % K and Na, respectively...kapustinite. The late pockets mainly composed of sodalite, analcime, ussingite, villiaumite, natrosilite...âBukovite Packing As a Representative of the Homologous Range of Tetragonal Spherical Packing,â Zap. Vseross. |  | | Journal (issue) | | mine pegmatites, Ramona district, San Diego County, California ............................101 by E. E.... B. Spaulding R. A. Mason & R. F. Martin , California locality index ...........................................129 by A. R. Kampf & the Southern California Chapter of the Friends of Mineralogy, Locality...e P e g m a t it e s , istrc San Diego D ,California Eugene E. Foord U. S. Geological Survey, M....Louis B. Spaulding, Jr. P. O. Box 807, Ramona, California 92065 Roger A. M ason Dept, of Earth Sciences |  | | Book | | are an increasingly important source of a wide range of industrial raw materials, which has stimulated...only an approximate coordinate can be given. A range of coordinates is quoted for particularly large...has not always prov ed possible because of th e range of rock types involved, and because of th e d ifficulties...owing clearly small areas, for which only a limited range of tints are suitable. Locality index This lists...by G i t t i n s et a/.(1967) and of a broader range of alkali ne r cks by Doig and Barton ( 1 968). |  | | Journal (issue) | | Cooper Nottingham, England Anthony R. Kampf L.A. County Mus. of Nat. Hist. Los Angeles, CA Joseph A. Mandarino...lilac ussingite, lemon-yellow vuonnemite, crimson sodalite, orange eudialyte, salmon-pink serandite, dark-brown...tite. In some areas, the foyaite is enriched by sodalite and villiaumite lenses up to 20 cm thick; these...of microcline, aegirine, eudialyte, nepheline, sodalite, lorenzenite, lamprophyllite, etc., fill the interstices...its core. The major constituents of the pods are sodalite, analcime, ussingite, villiaumite and natrosilite |
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