	*Silverman, Sol R. (1951) The isotope geology of oxygen. Geochimica et Cosmochimica Acta, 2 (1) 26-42 doi:10.1016/0016-7037(57)90089-3*	Journal (article/letter/editorial)
	specimens were selected from a region in Rayfield County, Wisconsin. where, in a lateral extent of 20 ft, a granophyre...is labradorite and the remainder a mixture of hypersthene and augitc. In all, six samples were selected...process can occur in order to account for the Bayfield County rock sequence. A silicate melt confined in...effect could not have been responsible for the Bayfield County rock sequence on two counts. Ordinarily, in...absence of sharp limiting boundaries in the Bayfield County sequence is evidence against the existence
	TAYLOR, HUGH P., EPSTEIN, SAMUEL (1962) Relationship Between O18/O16 Ratios in Coexisting Minerals of Igneous and Metamorphic Rocks. Geological Society of America Bulletin, 73 (6) 675 doi:10.1130/0016-7606(1962)73[675:rboric]2.0.co;2	Journal (article/letter/editorial)
	of rocks Southern California batholith Bayfield County, Wisconsin, gabbro-granophyre sequence Duke Island...properties, as is suggested by data from other rocks, hypersthene must have begun to crystallize OXYGEN ISOTOPIC...The Rubidoux Mountain Leucogranite contains hypersthene and small amounts of biotite and hornblende....(Patterson and others, 1956; Larsen, 1948). Bayfield County, Wisconsin, Gabbro-Granophyre Sequence Samples collected...between a gabbro and a granophyre in Bayfield County, Wisconsin, were analyzed by Silverman (1951). According
	TYLER, S. A., MARSDEN, R. W., GROUT, F. F., THIEL, G. A. (1940) Studies of the Lake Superior Pre-Cambrian by Accessory-Mineral Methods. Geological Society of America Bulletin, 51 (10) 1429-1538 doi:10.1130/gsab-51-1429	Journal (article/letter/editorial)
	........... Granite of northern Michigan and Wisconsin.............................................................................................. Bayfield group.............................................................................. Source of Bayfield sediments.......................................................... 1446 Map of Mellen area, Wisconsin.................................................Creek, Wisconsin............... 1477 Outcrop map and structure section, Middle River, Wisconsin......
	*(1969) Gold in igneous, sedimentary, and metamorphic rocks. Circular* 610. US Geological Survey doi:10.3133/cir610**	Report (issue)
	116 4 to 128 62 114 Ol1v1ne basalt, Jefferson County, Colo-Norite, Bushveld complex---------------D...individual averages representing basalts in Jefferson County, Colo.; Cooper Falls, Oreg.; East Pacific Rise;...Prophylite ___ _ ~ United States: Adirondack, Essex County, N.Y. South Africa: Do-------Transvaal-----------------...Transvaal---------------United States: Mariposa County, Calif--Washoe district, Nev----- 1 2 Method...Colo-------------- .116 1 Do-------- Keweenawan County, Mich--- . 127 1 .043 Do-------- -----do--------------------
	*(1884) Mapoteca geologica americana, a catalogue of geological maps of America (North and South), 1752-1881, in geographic and chronologic order. Bulletin* Vol. 7. US Geological Survey doi:10.3133/b7**	Report (volume)
	6,7, and 8 are already published, viz: 1. On Hypersthene-Andesite and on Triclinic Pyroxene in Augitic...Meridian of 76° 30', from Tompkins County, New York, to Bradford County, Pennsylvania, by Henry S.Williams................................. XI. Illinois, Wisconsin. Minnesota, and Iowa............................countries or parts of countries, or even to a single county, or a portion of one, as well as several attempts...printer. It embraces the coal field of Bristol County and of Ehode Island. (14) INTRODUCTION. .1 «
	*Irving, Roland Duer (1883) The copper-bearing rocks of lake Superior. Monograph* 5. US Geological Survey doi:10.3133/m5**	Report (issue)
	United States Geological Survey. University op Wisconsin, Department of Geology and Mineralogy, Madison...Numakagon Lake of Wisconsin, including the Porcupine Mountains Section V. NoRTH^VESTERN Wisconsin and the adjoining...coarse olivine-gabbro from Bladder Lake, Ashland County, Labradorito; augite; diallage; olivine, mostly...hornblende-gabbro and of anorthite rock Fig. 1.— From Ashland County, Wis. N. W. cor. Sec. 35, T. 45, E. 4 W. Labradorite... — 53 56 ; ters. Fig. 2 —From , Ashland County, Wis. E. 8 \V. N. lino of N. Oligoclase; orthoclase;
	*Steinhart, John S., Smith, T. Jefferson - Eds.* (1966) The Earth Beneath the Continents. Geophysical Monograph 10. American Geophysical Union**	Report (issue)
	SECOR 95 A Regional Aeromagnetic Survey of Wisconsin ROBERT W. P A T E N AUDE Ill The Isotope Geochemistry...H. 249 in the Upper Mantle: Lake Superior, Wisconsin, JACKSON 270 Comparison of Time Term and P Residual...faults, a number of which occur in Michigan and Wisconsin and strike parallel to the axis of the syncline...in central Minnesota, northern Michigan, and Wisconsin, a pronounced unconformity usually separates them...sediments have also been reported east of Mellen in Wisconsin. South of Duluth early Keweenawan sediments are
	*Beste, Bob (2014) Location Guide for Rockhounds in the United States* (4th ed.) Vol. 4 - Part IV - South Dakota through Wyoming.**	Book (volume)
	beds, excavations, etc.Selenite roses. BRULE COUNTY AREA: in the Oacoma zone of the Pierre Fm. On Elm...gray Barite rosette up to 5 or 6 inches. CAMPBELL COUNTY MOUND CITY, W to the Missouri R., regional hillsides...gravels, etc.petrified wood, wood opal. CORSON COUNTY LITTLE EAGLE:  area ridges, slopes, stream beds...Guide for Rock Hounds in the United States CUSTER COUNTY AREA: The November Mine, 1.2 mi. SE of the Needles...of rd. a few yds., outcropRose Quartz. DOUGLAS COUNTY CORSICA, S on US 281 to Armour, area rd. cuts,
	(1984) Wilderness mineral potential: Assessment of mineral-resource potential in U.S. Forest Service lands studied in 1964-1984: Volume 2. Professional Paper 1300. US Geological Survey doi:10.3133/pp1300	Report (issue)
	contiguous to the Idaho Primitive Area, Lemhi County, Idaho: U.S. Geological Survey Bulletin 1391-C...Beaverhead Mountains, 30 percent in Beaverhead County, southwesternmost Montana, and the remainder in...Italian Peak RARE II Area (No. 1-1945), Beaverhead County, Montana, and Italian Peak Middle RARE II AREA...Italian Peak Middle Roadless Areas, Beaverhead County, Montana, and Clark and Lemhi Counties, Idaho:...mi, is in the Kaniksu National Forest, Boundary County, Idaho, about 70 mi north-northeast of Spokane
	*(1938) Lexicon of geologic names of the United States (including Alaska) Bulletin* Vol. 896. US Geological Survey doi:10.3133/b896**	Report (volume)
	5 in., inch or inches. Circ., Circular. Co., County or Company. Indus., Industrial. Inst., Institute...Pre-Cambrian : Central southern Virginia (Mecklenburg County). F. B. Laney, 1917 (Va. Geol. Surv. Bull. 14,...Pleistocene : Southern South Carolina (Charleston County). E. Sloan, 190 (S. C. Geol. Surv. geognostic map...West Virginia, southwestern Virginia (Tazewell County), and eastern Tennessee ( ?). D. B. Reger, 1926...to southern Pa. Adair moraine. Pleistocene (Wisconsin stage) : Southeastern Michigan. Shown on moraine
	*(1966) Lexicon of geologic names of the United States for 1936-1960. Bulletin* Vol. 1200. US Geological Survey doi:10.3133/b1200**	Report (volume)
	Bull. 1060-D, p. 193, 252-253, pl. 7. In Nemaha County, Kans., member is basal unit of Howard limestone...Aarde farm, sec. 4, T. 26 S., R. 11 E., Greenwood County. Aaron Slatet Precambrian or Paleozoic: Central...Central Railroad, sees. 5-7, T. 11 S., R. 5 E., Pope County. Named for Abbott Station. Abbyville Gabbrol Precambrian...map. Occurs in vicinity of Abbyville, Mecklenburg County. Abercrombie Formationl Middle Cambrian: Western...above Pope Creek coal. Named for Aberdeen, Butler County, Ky., where it stands out in prominent cliffs along
	*Olsen, K. H. - Ed.* (2006) Continental Rifts: Evolution, Structure, Tectonics - Developments in Geotectonics No. 25. Elsevier. doi:10.1016/s0419-0254(06)x8001-1**	Book
	Exploration Company, P.O. Box 4778, Houston, Texas 77210, USA DIANE I. DOSER Department of Geological Sciences...University of Texas at El Paso, El Paso, TX 79968, USA. GEORGE R. JIRACEK Department of Geological Sciences...California 92182 USA JOHN MARIANO Exxon Exploration Company, P.O. Box 4778, Houston, Texas 77210, USA TOM PARSONS...Middlefield Road, Menlo Park, California 94025, USA ERIC D. WENDLANDT Montgomery Watson, 365 Lennon...Lennon Lane, Walnut Creet, California 94598, USA This Page Intentionally Left Blank List of peer reviewers
	*(1938) Lexicon of geologic names of the United States (including Alaska) Bulletin* Vol. 896. US Geological Survey doi:10.3133/b896**	Report (volume)
	sandstone. Permian : Central northern Oklahoma (Bay County). C. N. Gould, 1900 (Kans. Univ. Quart., vol. 9...dolomite. Permian : Central northern Texas (Fisher County). M. G. Cheney, 1929 (Univ. Tex. Bull. 2913, p...: Northwestern Colorado (northern part of Eagle County). R. Roth, 1930 (A. A. P. G. Bull., vol. 14, No...Illinois, southeastern Minnesota, and southwestern Wisconsin. A. C. Trowbridge, 1935 (Rept. 9th Ann. Field...Pleistocene and Recent: Northeastern Maryland (Baltimore County). P. R. Uhler, 1901 (Md. Acad. Sci. Trans., n.
	*Shimomura, Ruth H. - Ed.* (1989) GEOREF Thesaurus and Guide to Indexing (5th ed.) American Geological Institute, Alexandria, VA.**	Book (edition)
	the total of 4,284 new Terms were United States county and city Terms. Counties and Cities in the United...States Earlier editions had Terms such as Washington County and Portland for counties and cities of the United...for example: Washington County Arkansas and Portland Maine. Each new county Term can now autopost its...to counties was a major task. The scope of U.S. county and city Terms can now be clear even when they...For example, whenever an in¬ dexer uses Atchison County Kansas the Terms Kan¬ sas, Midwest, and United
	*(1944) Bibliography of North American geology, 1929-1939. Bulletin* Vol. 937. US Geological Survey doi:10.3133/b937**	Report (volume)
	cientifica Circular Classe classification Company, County Collections Committee Communications Comparative...Morgantown, W. Va. West Virginia Geological Survey: County Reports, Pocahontas and Randolph; Bulletin 4; Mimeographed...3). 29 (no. 2), 30, 31. Beverly Hills, Calif. Wisconsin Academy of Science, Arts, and Letters Transactions...Transactions vols. 24-31. Madison, Wis. Wisconsin Geological and Natural History Survey Bulletins 46, 53, 60...Pass and Atlantic City mining district of Fremont County, Wyo.: Rocks and Minerals, vol. 11, no. 10, pp
	*(1911) Encyclopædia Britannica* (11th ed.) Vol. 28 - Vetch to Zymotic Diseases. The Encyclopedia Britannica Company, Ltd, Cambridge.**	Book (volume)
	Formerly Director of Wood-carving, Gloucester County Council. Woodcarving. F. C. C. Frederick Cornwallis...Languages and Literature at the University of Wisconsin. J Author of Norwegian Grammar and Reader. I ...Romantic Professions; &c. High Bailiff, Cardiff County Court. Author of \| Watson, William (poet). INITIALS...Wiltshire. Winchester. Windsor. Winnipeg. Wire. Wisconsin. Wisconsin, University of. Woolwich. Worcester. Worcestershire...VIBORG, a town of Denmark, capital of the amt (county) of its name, lying in the bleak midland district

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Hypersthene from Bayfield County, Wisconsin, USA

Hypersthene from
Bayfield County, Wisconsin, USA