| | 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...uncontaminated rocks, a phlogopite-rich clot, and two contaminated rocks from the Coyote Peak diatreme, northwestern...northwestern California. These data, combined with Nd, Sr, and Pb isotopic evidence, have been modeled to...residue provided the source rock from which the Coyote Peak magma was ultimately derived. About 66 m.y. ago | | | 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...intimately intergrown with the typical silicates--phlogopite,schorlomite,acmite, clinopyroxene, nepheline...residual cuspate of bartonite contain inclusions of phlogopite and island being replacedby bartonite. 77-CYP-31 | | | 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:...djerfisherite, rasvumite, bartonite, erdite, phlogopite, schorlomite, acmite, sodalite, cancrinite, pectolite...From Coyote Peak, near Orick, Humboldt Co., California, USA [TL]. For Coyote Peak, California, a local | | | Journal (article/letter/editorial) | samples from a mafic alkalic diatreme at Coyote Peak, California, prompted an attempt to date these materials...(conventional K-Ar) ages obtained for associated phlogopite (8.7 wt.% K). KFe2S3, a bladed, fibrous sulfide...discovered in 1976 at Coyote Peak, approximately 42 km north of Arcata, northern California. The diatreme contains...magnetite (I 0% TiO 2); clinopyroxene (Di79Hd21); phlogopite (Mg/Mg + Fe ~ 0.85); nepheline; melilite; acmite;...zeolites and acmite, or (2) coarse nepheline, phlogopite, schorlomite, and sulfides. These clots apparently | | | 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...rasvumite, bartonite, erdite, coyoteite, phlogopite, schorlomite, acmite, sodalite, cancrinite, pectolite...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...Groundmassphasesin the most pristine assemblage are phlogopite (xonrog: 0.8 to 0.9), melilite [(CarFe)rr(CarMg)57(CaNaAl)r | | | Report (issue) | 20.626(1) Z=2 X-ray Powder Pattern: Coyote Peak, California, USA. 2.998 (100), 5.99 (77), 1.833 (40)...43 100.13 100.00 49.66 39.91 (1) Coyote Peak, California, USA; by electron microprobe, corresponding...nepheline, phlogopite. Distribution: Name: From Coyote Peak, near Orick, Humboldt Co., California, USA [TL]...National Museum of Natural History, Washington, D.C., USA, 149498. References: (1) Czamanske, G.K., R.C. Erd | | | 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...and within these segregations include coarse phlogopite and schorlomite crystals (each to 5 mm across) | | | 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 | | Oberti, Roberta, Boiocchi, Massimo, Hawthorne, Frank C., Ball, Neil A., Blass, GĂźnter (2017) Ferri-obertiite from the Rothenberg quarry, Eifel volcanic complex, Germany: mineral data and crystal chemistry of a new amphibole end-member. Mineralogical Magazine, 81 (3) 641-651 doi:10.1180/minmag.2016.080.117 | Journal (article/letter/editorial) | e. This latter sample is from Coyote Peak, Humboldt County, California, and was found in inclusions of...reflections No. observed reflections (I > 3 ĎI) θ range (°) Rmerge (%) Robs (%) Rall (%) green, a = 9.6872(11)...positions of 2268 reflections with I > 10 ĎI in the 2θ range 2â60o. The a:b:c ratio calculated from the unit-cell...kV, specimen current 10 nA, beam diameter 5 Îźm, peak count-time 20 s and background count time 10 s....27(14)] 1.32(8) 17.00(8) 0.05(3) 0.04(5) 2.31(4) Range 55.04â55.54 6.76â7.96 0.27â0.39 0.05â0.26 5.03â5 | | | Journal (article/letter/editorial) | phenocryst combinations of olivine (Fo92_78), phlogopite (rich in Ti, Fe3 +, Ba or F), Al-Ti-(Fe3+)-salite...spinel and/or garnet-lherzolites, dunites, and phlogopiteÂą amphibole-bearing peridotites. UML are readily...higher Ca, K, P; more abundant primary carbonate, phlogopite and amphibole; and by lack of groundmass olivine...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 | | | 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 | | | Journal (article/letter/editorial) | minerals are a large group that covers a considerable range of compositions, many of which form continuous solid-solution...speciesâ: muscovite, paragonite, glauconite, phlogopite, biotite, lepidolite, zinnwaldite, margarite...hendricksite masutomilite montdorite norrishite phlogopite polylithionite preiswerkite shirokshinite shirozulite...the lines between the end members annite and phlogopite and between siderophyllite and eastonite; dark...(manganoan) varieties are found at the Harding mine, Taos County, New Mexico (Jahns and Ewing 1977). Fuchsite is | | | 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) | formation of caliche in soifs of the Mojave Desert, California 57 J. R. BUDAHNand R. A. SCHMITT:Petrogenetic...isotopic concentrations in the sea off Southern California 153 KOIUI HAYASEand HIROYUKITSUBOTA:Sedimentary...in . oils and rocks of the Monterey Formation, California 271 D. ELTHONand J. F. CASEY: The very depleted...alkalic ultramafic rocks in the Coyote Peak diatreme, Humboldt County, California 149 STEVENJ. FRITZ and CRAIGD...petrogenesis of lamproites, Late Cretaceous Age, Woodson County, Kansas, U.S.A. . 1383 JOHN R. FARVERand BRXJNO | | | Journal (article/letter/editorial) | 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-...associated with tinguaite, as well as carbonatites which range from calcitic to sideritic varieties. Taeniolite...composition in complex taeniolite - muscovite - phlogopite solid solutions, taeniolite occurs in alkaline...clot in a mafic, alkaline diatreme at Coyote Peak, California (Erd et al., 1983), and in metasomatites | | | 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 | | Zaccarini, F., Thalhammer, O. A.R., Princivalle, F., Lenaz, D., Stanley, C. J., Garuti, G. (2007) DJERFISHERITE IN THE GULI DUNITE COMPLEX, POLAR SIBERIA: A PRIMARY OR METASOMATIC PHASE?. The Canadian Mineralogist, 45 (5) 1201-1211 doi:10.2113/gscanmin.45.5.1201 | Journal (article/letter/editorial) | most abundant djerĂsherite is a coarsegrained phlogopiteâmagnetite-rich clinopyroxenite. DjerĂsherite...matrix of Ti-bearing andradite, clinopyroxene, phlogopite, plagioclase, apatite and rare zircon, titanite...Ăssures of the silicate matrix and inĂltrates phlogopite along its cleavage planes. We provide new data...proportion de djerĂsherite est une clinopyroxĂŠnite Ă phlogopiteâmagnĂŠtite Ă gros grains. La djerĂsherite se prĂŠsente...matrice dâandradite titanifère, clinopyroxène, phlogopite, plagioclase, apatite, et zircon, titanite et | | | | Damodar); and (2) peralkaline pseudoleucite-phlogopite-amphibole-K-feldspar lamproite (var. Damodar)...phenocrystal olivine, phenocrystal Ti-rich Al-poor phlogopite and tetraferriphlogopite, groundmass potassic...orangeites or kimberlites. K EY WORDS : lamproite, phlogopite, amphibole, spinel, titanian aegirine, lorenzenite...varieties occurring in the Leucite Hills (Wyoming, USA) or West Kimberley (Australia); nor are they an extension...compositional data for the major minerals (especially phlogopite) present in dyke rocks from the Jharia coalďŹeld | | | Journal (article/letter/editorial) | 2003), alkali-rich volcanic rocks at Coyote Peak, California, and Point of Rocks, New Mexico (Czamanske...rare phlogopite are set in the fine-grained groundmass composed of olivine, calcite, phlogopite, perovskite...olivine, calcite, NaâCa carbonates, sodalite, phlogopiteâtetraferriphlogopite, humiteâclinohumite, perovskite...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 | | Feneyrol, J., Ohnenstetter, D., Giuliani, G., Fallick, A. E., Rollion-Bard, C., Robert, J.-L., Malisa, E. P. (2012) EVIDENCE OF EVAPORITES IN THE GENESIS OF THE VANADIAN GROSSULAR 'TSAVORITE' DEPOSIT IN NAMALULU, TANZANIA. The Canadian Mineralogist, 50 (3) 745-769 doi:10.3749/canmin.50.3.745 | Journal (article/letter/editorial) | the presence of F-bearing minerals (tremolite, phlogopite, tainiolite, titanite), with up to 9.4 wt.% F...tainiolite, and Ba-bearing minerals (feldspar, phlogopite), with up to 7.5 wt.% BaO for feldspar. Lithium...evaporites. They were presumably deposited in a marine coastal sabkha located at the eastern margin of the Congo-Kalahari...facies consist of F-bearing tremolite, F-bearing phlogopite, diopside, and muscovite. The evaporite-bearing...sulfides (5%), and minor (5%) quartz, F-bearing phlogopite, (K, Ba)-feldspar, titanite, karelianite, and | | | Book | MINERALS OF CALIFORNlA 299" 257889 PEMBERTON' HOFE CALIFORNIA MINERALS 2995 SEP 1933 OINCO Digitized by...org/details/mineralsofcalifo00pemb MINERALS OF CALIFORNIA - MINERALS OF CALIFORNIA H. Earl Pemberton ~ VAN NOSTRAND...H. Earl, 1907Minerals of California. An updating of: Minerals of California: centennial volume, 1866-1966...index. 1. Mineralogy - California. 2. Mines and mineral resources - California. I. MUidoch, J oseph, 1890Minerals...1890Minerals of California. 11. Title. QE375.C32P45 549.9794 81-15963 ISBN 0-442-274882 AACR2 Preface | | | 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 | 7 257989 R q549 PEMBERTON, H.E MINERALS OF CALIFORNIA P 2995 IpSl q 49 f 07. 257889 ^ pe B T...org/details/mineralsofcalifoOOpemb MINERALS OF CALIFORNIA MINERALS OF CALIFORNIA H. Earl r i L ] Pemberton ...H. Earl, 1907Minerals of California. An updating of: Minerals of California: 1866-1966 / by Joseph Murdoch...Includes index. 1. Mineralogy -California. 2. Mines and mineral resources- California. I. Murdoch, Joseph, 1890Minerals...1890Minerals of California. II. Title. centennial volume, QE375.C32P45 ISBN 0-442-27488 2 549.9794 | | | Report (volume) | of the Baboquivari Peak and Coyote Mountains Wilderness Study Areas, Pima County, Arizona ARIZONA Chapter...of the Baboquivari Peak and Coyote Mountains Wilderness Study Areas, ¡ Pima County, Arizona By GARY A...of the Baboquivari Peak and Coyote Mountains Wilderness Study Areas, Pima County, Arizona I by Gary A...resources-Arizona-Baboquivari Peak Wilderness. 2. Mines and mineral resources-Arizona-Coyote Mountains Wilderness...Wilderness. ' 3. Baboquivari Peak Wilderness (Ariz.) 4. Coyote Mountains Wilderness (Ariz.) I. Nowlan, G.A. II |
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Coyote Peak, Coastal Range, Humboldt County, California, USA