 | | Journal (article/letter/editorial) | | deerite stability field involving reactions of greenalite or minnesotaite or grunerite with magnetite and...exotic blocks and in more coherent formations), Oregon, Washington State, the Alps, Corsica, Turkey, Greece...TABLE I. Deerite localities I. Laytonville Quarry, Mendocino County, California: Agrell et al. (1965). z....Santa Clara County, California: Muir Wood (I977). 8. Wild Horse Lookout, Curry County, Oregon: Coleman (I972)...(I972). 9- Powers Quarry, Coos County, Oregon: Coleman (pers. comm.). Io. Finney Creek, Shuksan Unit |  | | Journal (article/letter/editorial) | | 45, 1982, PP. 87 99 The Laytonville Quarry (Mendocino County California) exotic block: iron-rich blueschist-facies...University of Cambridge ABSTRACT. The Laytonville Quarry exotic block con- panying quartzites have become...recalculation, see the Appendix. THE Laytonville Quarry exotic block is the type locality for the minerals... Situated 8 km south of Laytonville (Mendocino County, California), the exotic block, originally 40 m...while the accomFIG. 1. Lithology of the Laytonville Quarry exotic * Present address: 20 Emery Street, Cambridge |  | | Journal (article/letter/editorial) | | discovered by Agrell at the Laytonville Quarry, Mendocino County, California, and named as such in Agrell...I. t t o w i e i t e localities I. Laytonville Quarry, Mendocino Co., California (Agrell et al., I965)...California (Chesterman, unpubl.) 7- Powers Quarry, Coos Co., Oregon (Muir Wood, 19771 8. Taneyama Mine...chemical analyses; two by Scoon (from Laytonville Quarry material) and a partial one by Aoki (on Japanese...many of the Laytonville Quarry assemblages, also in one rock from the Powers Quarry (Locality 6). (The compositions |  | | Journal (article/letter/editorial) | | at only one locality: the Laytonville Quarry, Mendocino County, California. There are, however, present...similarities are demonstrated within two rocks from the quarry in which a manganese concentration gradient has...well crystallized and abundant. The Laytonville Quarry exotic block must thus represent some kind of extreme...of a meticulous examination of the Laytonville Quarry exotic block assemblages, two other mineral species...,2(OH)14. In section B733 from the Laytonville Quarry the rock composition becomes progressively more |  | | Journal (issue) | | Three Interesting Silicates from the Laytonville Quarry, California Robert J. Lauf Oak Ridge, Tennessee...silicate minerals were discovered at the Laytonville quarry, Mendocino Co., California, Agrell and coworkers...collector. Geology of the Laytonville Quarry The Laytonville quarry, Mendocino Co., California, contains...(Agrell, Bown, and McKie 1964). The Laytonville quarry exotic block represents a series of deep-ocean...French-Italian Alps; in meta-ironstone at Laytonville quarry, California (TL); and in quartzite near Sagarianis |  | | Report (volume) | | deposits of Elkhorn mining district, Jefferson County, Mont., by W. H. Weed, with an appendix on the...xlii-lxii. The gold belt of the Blue Mountains of Oregon, by Waldemar Lindgren, pp. 551-776, pls. lxiii-lxxviii...Patton. 1902. 167 pp., 19 pls. 4. The forests of Oregon, by Henry Gannett. 1902. 36 pp., 7 pls. 5. The...144 pp. 204. Fossil flora of the John Day Basin, Oregon, by F. H. Knowlton. 1902. 153 pp., 17 pls. 205...pp. 53. Geology and water resources of Nez Perce County, Idaho, Part I, by I. C. Russell. 1901. 86 pp. |  | | Book (volume) | | Missouri, Montana, Nebraska, North Dakota, — ; Oregon, South Dakota, Washington, and Wyoming ~ AllanW...Minnesota, Missouri, Montana, Nebraska, North Dakota, Oregon, South Dakota, Washington, and Wyoming VOLUME...Minnesota, Missouri, Montana, Nebraska, North Dakota, Oregon, South Dakota, Washington, and Wyoming by Allan...Minnesota Missouri Montana Nebraska North Dakota Oregon South Dakota Washington vi Contents Wyoming...volumes, through very precise directions and accurate county maps, to get you to the best and most accessible |  | | Journal (article/letter/editorial) | | 4=33 A n occurrence of greenalite-chert in the Ordovician rocks of the southern uplands of Scotland...staining of the secondary quartz aggregates. The greenalite itself varies considerably in its properties...isotropic and anisotropic portions. Under high powers the anisotropism may be seen to result from alteration...extremely , FIG. 1. , lmm. Greenalite-chert from Glenluce, Wigtownshire. Greenalite (black) undergoing replacement...study of greenalite. Amer. Min., 1935, vol. 20, pp. 405-425. [Min. Abstr. 6-151.] GREENALITE-CHERT FROM |  | | Report (issue) | | Magnetite (Fe3O4) ________ _ ___ Iron silicates Greenalite. ________________________________ Glauconite____...____ 5 3. Chamosite___-_________.______ 6 4. Greenalite __________________ 8 5. Selected analyses of...magnesium, and calcium in solid solution; chamosite, greenalite, and glauconite (which upon slight metamorphism...silicate (glauconite), as a ferrous-ferric silicate (greenalite, chamosite), as a carbonate (siderite), or as...sedimentary rocks are chamosite, glauconite, and greenalite. Thuringite (bavalite), minnesotaite, and stilpnomelane |  | | Book | | developments 45 ., 45 Clinton iron ores of Dodge County, Wis 45 Paleozoic iron ores in western Wisconsin...to other series Keweenawan granites of Florence County, northeastern Wisconsin 378 378 379 380 Northern...519 Precipitation of greenalite 521 520 Processes 521 Nature of greenalite precipitate Source of...silicates necessary to produce greenalite Reactions betwaen greenalite and iron carbonate, or carbon dioxide...dioxide Source of carbon dioxide for reactions with greenalite Deposition of hematite, magnetite, and silica |  | | Report (issue) | | those of the Emily district 30 miles away. Chert, greenalite, minnesotaite, stilpnomelane, magnetite, some...strike from eastern Cass County through Itasca County to Birch Lake in St. Louis County (Fig. 2). Although...extends from Pokegama Lake to a point in eastern Cass County, which is the western limit of exploration. TOPOGRAPHY...Grand Rapids to Birch Lake at the St. Louis County-Lake County line. In the east, the summits are as high...Mesabi has been explored only as far as eastern Cass County because the iron-formation there and westward is |  | | Book | | (1926), and the structures and compositions of greenalite (1936), stilpnomelane ( 1 9 3 7 4 and minnesotaite...cherty unit that consists dominantly of chert, greenalite and siderite. This unit passes transitionally... sulfide pyrite, siderite, laminated chert, greenalite Badwater - carbonate Creek Flysch Faciesl...minnesotaite and stilpnomelane, probably derived from greenalite (Huber, 1959). Some primary hematite is preserved...1959. Geology of t h e Lake Mary quadrangle, Iron County, Michigan. U.S., Geol. Suw., Bull., 1 0 7 7 : 1 |  | | Report (issue) | | History Conference Congress Contributions correlation County Deutsche geologische Gesellschaft Zeitschrift'...Castle Rock, Hampton, and Douglas townships, Dakota County, Minnesota. May 1, 1941. 7 p., maps. (Available...Prairies, with a description of the red pipestone quarry and granite boulders found there: Am. Jour. Sci...petrology of the Iowan and older drifts of Dakota County, Minnesota. 1942. 43 p. (Available at Carleton...McKinley 1. Illinoian-Iowan drift complex of Dakota County, Minn. [abstract]: G.s.A. Bull., vol. 52, no. 12 |  | | Report (volume) | | 3. Washington, D. C. Geological Society of the Oregon Country: Geological News Letter [mimeographed]...Washington, D. C. Mineralogist, vols. 3, 4. [Formerly Oregon Mineralogist.] Portland, Oreg. Mines Magazine,...Pass and Atlantic City mining district of Fremont County, Wyoming: Rocks and Minerals, vol. 11, no. 10,...zones in the Negaunee iron formation of Marquette County, Mich.: Jour. Geology, vol. 43, no. 2, pp. 113-132...Thomas Continued. .. 46. Dickite from St. Louis County, Mo.: Am. Mineralogist, vol. 21, no. 7, pp. 457-459 |  | | Journal (article/letter/editorial) | | despite-the differences in the numbers and scattering powers of octahedralcations.A somewhatsimilar "dioctahedral"...-sedimentary history of the iron formation, along with greenalite and 7 A chamosite, and in other localities seemsto...is present in minor amounts replacing the type-greenalite of Leith (1903) in the Biwabic iron-formation...Pokegama qvattzite, in granules with quartz, greenalite, magnetite and stilpnomelane. Donor: S. A. Tyler...pre-existing Iayer silicates,such as lM muscovite, greenalite,or 7 A chamosite,in various stages of diagenesis |  | | Book (volume) | | 600 to 800 feet thick in the north. ALEXANDER COUNTY FAYVILLE, area stream gravels⎯agate, jasper, rare...⎯agate, jasper; d RR siding of Clay⎯agate. CALHOUN COUNTY AREA, shores of the Mississippi R., in the Warsaw...crystals). CRAWFORD COUNTY PALESTINE, area deposits⎯Siderite. EDWARDS COUNTY AREA, T. 1 S, R. 10 E...E, regional deposits⎯Siderite. FULTON COUNTY FARMINGTON, W 6 mi. on Rte. 116 to the Rapatee No. 5 strip...mine⎯pyritized gastropods (Pennsylvanian age). GRUNDY COUNTY AREA: c Regional rd. and RR cuts and banks of Mason |  | | Book (volume) | | 600 to 800 feet thick in the north. ALEXANDER COUNTY FAYVILLE, area stream gravels⎯agate, jasper, rare...⎯agate, jasper; d RR siding of Clay⎯agate. CALHOUN COUNTY AREA, shores of the Mississippi R., in the Warsaw...crystals). CRAWFORD COUNTY PALESTINE, area deposits⎯Siderite. EDWARDS COUNTY AREA, T. 1 S, R. 10 E...E, regional deposits⎯Siderite. FULTON COUNTY FARMINGTON, W 6 mi. on Rte. 116 to the Rapatee No. 5 strip...mine⎯pyritized gastropods (Pennsylvanian age). GRUNDY COUNTY AREA: c Regional rd. and RR cuts and banks of Mason |  | | Report (issue) | | (CaBSiO4OH) vesicle filling from a basaltic Houghton County lava flow. Small specks of native copper occur...exceptionally fine, twinned analcite crystals from Houghton County ························-··-······-··-········...····· 41 2. Ankerite on siderite from Alpena County ···-··············-··················· 46 3....stalactitic limonite from Negaunee in Marquette County .................................................(Hexagonaria percarinata) of calcite from Charlevoix County .. ..... .. ....... ...... .. ............... |  | | Book | | conditions......... 64 Oxidation and hydration of the greenalite and siderite producing ferruginous chert ......their name from the village of Clinton, Oneida county, New York, where they constitute a small, but interesting...composition, takes its place. At Ontario, in Wayne county, this ore hes on shale, but is capped by a light...east of the Niagara river it drops out. In. Dodge county, Wisconsin, there are some thick lenses of ore...Clinton Iron Ore Deposits in Stone Valley, Huntingdon County, Pennsylvania, Am. Inst. Min. Eng., Bi-Monthly |  | | Journal (article/letter/editorial) | | assume, with regret, that it is beyond anyone's powers to control the flow of mineral-sounding names from...Company's spodumene mine at Kings Mountain, Cleveland County, North Carolina, have a IO.OI67, c I4"2452 /k;... Gems, I962, p. 757. Not to be confused with greenalite (4th List). Guanine. B. Unger, I846. Ann. Chem...crystals from the Betty Jo claim, Ely, White Pine County, Nevada, have a 8-9Io, b 6.oi7, c 7"734 A,/3 111...phosphates in the Tip Top pegmatite, Custer, Custer County, South Dakota, have a 14-94 , b 7"I4, c 9'93 A |  | | Journal (article/letter/editorial) | | chalcocite in the fluorspar veins of Jefferson County, Colorado [abstract]; by Horace B. Patton........by Sidney Powers... 93 Geological history of the Bay of Fundy [abstract]; by Sidney Powers.............xvi, pp. 190-194A. Notes on Craig Mine, Renfrew County, Ontario. Geol. Surv. of Canada, Ann. Rept., vol...Doctor of Divinity, was born near Rob Eoy, Fountain County, Indiana, January 28, 1833, and died at his home...Horace Winchell was born in Northeast, Dutchess County, New York, December 17, 1839, and died in Minneapolis |  | | Report (issue) | | General Description·' of the Fossil Iron Ores of Dade county Distribution ....................................Description of Individual Iron Ore Deposits in Dade county Infroductory ....................................Description of the Fossil Iron Ores of Chattooga county. 122-136 Introductory · ........... ; ...........Whitfield county .................... I37-I40 CHAP'I'E:R X Fossil Iron Ores of Catoosa county ...........II Rising Fawn Furnace, near Rising Fawn, Dade county, Georgia_--------·--.,..- ________ Frontispiece |  | | Book | | ....243 APPENDIX II: MINERAL SPECIES LISTED BY COUNTY ...............................248 ABOUT THE AUTHORS...Marquette County include the Presque Isle body, the Yellow Dog body in the northern part of the county, and...Ishpeming. Several bodies also occur in Dickinson County near the mouth of the Sturgeon River. A distinctive...outcrops in the SW¼ section 27, T44N, R31W, Iron County, about 1.6 kilometers west of Lake Ellen, and about...Falls in Iron County and 16 MINERALOGY OF MICHIGAN Hermansville in Menominee County. Some of these |  | | Book (volume) | | considered since Mg and Al have similar scattering powers, and it is assumed that Li and Ti are not present...zone, Lake Hammersley, Clove quadrangle, Dutchess County, New York (Barth, 1936). Anal. T. F. W. Barth (Recalculated...replacement veins in the granodiorite of Snohomish County, Washington, and is considered by Axelrod and Grimaldi... Structural and petrologic studies in Dutchess County, New York. Pt. II. Bull. Geol. Soc. Amer., vol...sillimanite in the Dalradian schists of Barnesbeg, County Donegal, due to the contact action of the Donegal |  | | Report (volume) | | cientifica Circular Classe classification Company, County Collections Committee Communications Comparative...vols. 85-88. London. Geological Society of the Oregon Country Geological News Letter vols. 1-5. Portland...Mineralogist vols. 3-7. Portland, Oreg. [Formerly Oregon Mineralogist.] Mines Magazine, vols. 25-29. Colorado...Toronto, Ontario. Oregon Agricultural Experiment Station Circular 124. Corvallis, Oreg. Oregon State College...BIBLIOGRAPHY OF NORTH AMERICAN GEOLOGY, 1929-39 Oregon Department of Geology and Mineral Industries: Bulletins |
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