 | Hawthorne, F. C., Ball, N. A., Czamanske, G. K. (2010) Ferro-obertiite, NaNa2(Fe2+3Fe3+Ti)Si8O22O2, a new mineral species of the amphibole group from Coyote Peak, Humboldt County, California. The Canadian Mineralogist, 48 (2) 301-306 doi:10.3749/canmin.48.2.301 | Journal (article/letter/editorial) | | SPECIES OF THE AMPHIBOLE GROUP FROM COYOTE PEAK, HUMBOLDT COUNTY, CALIFORNIA Frank C. HAWTHORNE§ and Neil A...CZAMANSKE 750 West Greenwich Place, Palo Alto, California 94303, U.S.A. Abstract Ferro-obertiite, Na Na2...species of the amphibole group from Coyote Peak, Humboldt County, California, U.S.A., associated with inclusions...subhedral crystals up to 1.25 mm across in a matrix of aegirine and feldspar. Crystals are black with a grey streak...analysis, optical properties, Coyote Peak, Humboldt County, California, U.S.A. Sommaire Nous décrivons |  | | Report (issue) | | 187(2) X-ray Powder Pattern: Magnet Cove, Arkansas, USA; 1M. 3.34 (100), 10.04 (74), 5.01 (44), 1.999 (35)...Greenland. (2) Lovozero massif, Russia. (3) Coyote Peak, California, USA; by electron microprobe, H2 O calculated...natrolite, pectolite, aegirine, barytolamprophyllite, rasvumite (Coyote Peak, California, USA). Distribution:... In the USA, at Magnet Cove, Hot Spring Co., Arkansas, and Coyote Peak, near Orick, Humboldt Co., California... an uncommon lithium-mica from Coyote Peak, Humboldt Co., California. Mineral. Record, 14, 39{40. All |  | | Journal (article/letter/editorial) | | system studied by the dry synthesis method in the range of 300–600 °C and at a pressure of 1 bar. At the...experiments also outline the compositional stability range of the copper-free analog of murunskite ( KxFe2−yS2)...in the K–Fe–S system in KFeS2–Fe–S composition range at 300–600 °C, determine the fields of phase stability...lines show the studied KFeS2–Fe–S composition range of the system. Gray field covers hypothetical K...2003). Along with the “usual” bartonite in the Coyote Peak rocks, Czamanske et al. (1981) found its analog |  | | Journal (article/letter/editorial) | | gneisses and granitoids are converted to K-feldspar - aegirine fenites. Dykes and plugs of K-feldspar trachyte...Although camptonite dykes are dominant, intrusives range from ouachitite, through sodalite tinguaite and...and trachyte to carbonatite. Carbonatites in turn range from calcite-rich types through ankerite- and siderite-...alteration of quartzofeldspathic schist is an aegirine-albite fenite (Cooper, 1971, 1986; Paterson, 1992)...carbonatite is composed of strontian calcite, an aegirine-rich clinopyroxene, taeniolite, pyrochlore, apatite |  | | Journal (article/letter/editorial) | | Sodic calcic amphibole closely associated with aegirine augite was newly found from a sandyhornfels at...occurrence of winchite closely associated with aegirine augite in a sandy hornfels from Mt. Hiei contact...Because the amphibole is closely associated with aegirine augite, we need to estimate Fe content in the...its composition from a grain to another. It is aegirine augite with acmite content (＝(Na Al)/(Ca＋Na))from...7 1.3wt.%) and is closely associated with aegirine/aegirine augite, K feldspar and plagioclase (Strong |  | | 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 |  | | 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...Consideringmineral assemblages, tine rock at Coyote Peak might bestbe termedmodlibovite (Scheumann,l9l3) |  | | Report (issue) | | ijolite (Lovozero massif, Russia). Association: Aegirine, nepheline, potassic feldspar, cancrinite, apatite...district, Germany. From Coyote Peak, near Orick, Humboldt Co., California, USA. In the Gardiner complex |  | | Journal (article/letter/editorial) | | Bratthagen nepheline syenite pegmatite (Vestfold County, Norway). With respect to the holotype found at...nepheline syenite pegmatite at Bratthagen, Vestfold County, Norway, an historical locality protected by law...10º00’39’’ E) in Lågendalen, Hedrum, Vestfold County, Norway. The locality has been protected by law...minerals in the Bratthagen nepheline syenite are aegirine, hastingsite, magnesio-hastingsite, taramite,...mineralogy. Indeed, astrophyllite kupletskite, aegirine, ilmenite, pyrochlore, polylithionite, zircon |  | 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) | | mineral in a microcline – pectolite – sodalite – aegirine vein within feldspathic urtite at Mount Koashva...by Czamanske et al. (1981) from Coyote Peak, Humboldt County, California. Among the minerals associated...occurs in a microcline – pectolite – sodalite – aegirine hydrothermal vein in the heterogeneous feldspathic...chlorbartonite-bearing microcline – pectolite – sodalite – aegirine assemblage is exposed in a large vein (6.5 2...contains inclusions of lomonosovite, pectolite, aegirine, arfvedsonite, thermonatrite, and chkalovite. |  | | | | microphenocrystal magnesian ilmenite, diopside, titanian aegirine, lorenzenite, an unamed Ti-silicate, an unnamed...lamproite, phlogopite, amphibole, spinel, titanian aegirine, lorenzenite, bazirite, Raniganj, India. Introduction...varieties occurring in the Leucite Hills (Wyoming, USA) or West Kimberley (Australia); nor are they an extension...the presence of potassic amphiboles, titanian aegirine, lorenzenite, bazirite, Ti-silicate, and Mg-Zr-silicate...fresh mica around these pseudomorphs. Titanian aegirine (Ti-Cpx) is shown forming the outer margins of |  | | 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) | | rock, composed mainly of sanidine, nepheline, and aegirine with minor haüyne, leucite, monazite, and zircon...Minerals found in the cavities include villiaumite, aegirine, labuntsovite-group minerals, tuperssuatsiaite...prisms. Crystals are vitreous and transparent and range in color from beige, beige-yellow, light lemon yellow...undetermined form is observed. Associated minerals are aegirine, analcime, apatite, fluorite, manganoneptunite... In alkaline pegmatites it is associated with aegirine, albite, a clinoamphibole, a eudialyte-group mineral |  | | 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 (article/letter/editorial) | | compensatefor 340 SHEARER AND LARSEN: SECTOR-ZONED AEGIRINE chargebalancingwithin a singlegrowth step or...and preliminary microbeam analysis of several aegirine grains from the sodalite foyaite, a single sector-zonedaegirine...basedon the criteria of Larsen ( 198I ) for similar aegirine crystalsin the Ilimaussaq intrusion. A photograph...OccunnrucE oF sEcroR-zoNED AEGIRTNE Sector zoning in aegirine has been described from alkaline plutonic and...I 976). Sectorzoning is frequently observed in aegirine from the sodalite foyaite and naujaite. Sector |  | Cámara, F., Hawthorne, F. C., Ball, N. A., Bekenova, G., Stepanov, A. V., Kotel'nikov, P. E. (2010) Fluoroleakeite, NaNa2(Mg2Fe3+2Li)Si8O22F2, a new mineral of the amphibole group from the Verkhnee Espe deposit, Akjailyautas Mountains, Eastern Kazakhstan District, Kazakhstan: description and crystal structure. Mineralogical Magazine, 74 (3) 521-528 doi:10.1180/minmag.2010.074.3.521 | Journal (article/letter/editorial) | | sodic-calcic amphiboles by Li-bearing riebeckite, aegirine, astrophyllite and other sodic minerals including...Li-bearing riebeckite, aegirine and astrophyllite. Crystals of riebeckite, aegirine and lacy albite are...in the northern part of the Tarbagatai mountain range, Eastern Kazakhstan (Sokolova et al., 2009a). The...kV, specimen current 10 nA, beam diameter 5 mm, peak-count time 20 s and background-count time 10 s....and refined cell dimensions are given in Table 3. Peak intensities reported in Table 3 are those estimated |  | | 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 |  | Oberti, Roberta, Boiocchi, Massimo, Hawthorne, Frank C., Ball, Neil A., Ashley, Paul M. (2016) Oxo-mangani-leakeite from the Hoskins mine, New South Wales, Australia: occurrence and mineral description. Mineralogical Magazine, 80 (6) 1013-1021 doi:10.1180/minmag.2016.080.037 | Journal (article/letter/editorial) | | ranging from namansilite (Kalinin et al., 1992) to aegirine, manganoan pectolite– OXO-MANGANI-LEAKEITE FROM...8730(86) 5.2952(22) 104.737(25) 903.86(71) C2/m θ range Rsym % Robs % Rall % # all # obs 2–30 3.10 2.01...rows of reciprocal space and occurring in the θ range –30 to +30°. Measurements were performed using...monoclinic equivalents were collected in the 2θ range 4–60°; corrections for absorption and Lp were applied...reflection and of its antireflection in the 2θ range –70 to 70°. Only the reflections with Io > 3σI were |  | | 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) | | crystals of shomiokite-(Y) and surface of albite-aegirine aggregates in cavities near shomiokite-(Y) crystals...nepheline, lorenzenite, eudialyte, arfvedsonite, aegirine and villiaumite (Pekov, 2005). Lovozero is the...of bartonite in the world after the Coyote Peak diatreme, California, U.S.A. Chemical composition (1st...Associated minerals are microcline, natrolite, aegirine, titanite, catapleiite, phlogopite, fluorapatite...rim around large crystals of belovite-(Ce) in aegirine-albite zone of the Shomiokitovoye pegmatite at |  | | Report (issue) | | zirconium-, and niobiumbearing phases. Textures range from primary igneous assemblages, through autometasomatic...to late-stage fracture fillings of hydrothermal aegirine, zircon, iron oxide, iron hydroxide, and clay...show diversity that contrasts with the limited range of whole-rock patterns. Yttrium and heavy rare earths...aplitic felty-aegirine granite) surrounded by an outer annulus that is predominantly aegirine granite porphyry...large composite intrusion made up largely of outer aegirine granite around a core of amphibole granite. Collot |  | | 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...major minerals of early stages are microcline, aegirine, nepheline, eudialyte, arfvedsonite, villiaumite...natrosilite, manaksite, and natrolite with minor aegirine, potassium arfvedsonite, vuonnemite, serandite...“Bukovite Packing As a Representative of the Homologous Range of Tetragonal Spherical Packing,” Zap. Vseross. |  | Kullerud, Kåre, Zozulya, Dmitry, Erambert, Muriel, Ravna, Erling J. K. (2014) Solid solution between potassic alkali amphiboles from the silica-rich Kvaløya lamproite, West Troms Basement Complex, northern Norway. European Journal of Mineralogy, 25 (6) 935-945 doi:10.1127/0935-1221/2013/0025-2340 | Journal (article/letter/editorial) | | within some suites. Lamproites span a compositional range with 40–60 wt.% SiO2, 4–10 wt.% Al2O3, 1–5 wt.%...al., 2012). Locally, trace amounts of titanian aegirine (Na1.02Ca0.01 Mg0.07Mn0.01Fe3þ0.85Ti0.05 Si2.02O6)...the occurrence of alkali amphibole, Ti-bearing aegirine and baotite both within the lamproite dyke and...current, focused beam (1 mm) and 10 s counting time on peak for major and 20 s or 30 s for minor elements (Cl...accelerating voltage and 20 nA beam current, with peak counting time of 20 s and beam diameter of 2–10 |  | | Journal (article/letter/editorial) | | aergirine. Although trends from aergirine to aegirine-augite and aegirine-augite to diopside have been defined...aureole have been identified that converge on aegirine, and approximate trends in some series of alkaline...origin also. In no other complex has such a broad range of feldspathoidal rocks been considered to be metasomatic...ambiguous, with pyroxenite inclusions of a broad range of sizes frequently enclosed in ijolite or cut by...have entirely disappeared. The main products are aegirine-augite and alkali feldspar, with subordinate alkali |  | | Book (edition) | | OX5 1 GB, UK 225 Wyman Street, Waltham, MA 02451, USA Copyright © 2015, 2008 Elsevier B.V. All rights reserved...Series A compositional series is defined as a range of mineral compositions in which, for instance,...minimum/maximum values are provided, they show the range found for different optical axes in cases of optical...mineral section. All minerals of a particular colour range are sorted according to their average reflectance...Bullfrog Mine, Bullfrog District, Nye Co., Nevada, USA (sample: Witzke); PPL If marked in description, ▼ |
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Coyote Peak, Coastal Range, Humboldt County, California, USA